Preferred Qualifications:

• Exposure to firmware analysis, JTAG/UART interfaces, or embedded debugging tools.
• Familiarity with tools like IDA Pro, Ghidra, Binary Ninja, or Radare2.
• Understanding of RF fundamentals, signal capture and processing.
• Experience with scripting languages (e.g., Python) for analysis and automation.
• Prior work in mission support, SIGINT, or cyber tool development environments.

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3804

Title: Proximal Savvy CNO Developer 3 (SDR)
Location: Annapolis Junction, MD
Compensation Range: $205 -$225K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *

Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Summary:
The Proximal-Savvy CNO Developer will work within a mission-critical Research & Engineering (R&E) team supporting advanced cyber operations. This role demands a highly skilled and innovative software developer with deep expertise in low-level systems programming, reverse engineering, and Software Defined Radio (SDR) technologies. The selected candidate will be part of the Proximal TTO, a specialized team focused on developing offensive and defensive cyber capabilities to support national security missions.

Core Tasks:

• Design, develop, and enhance advanced CNO (Computer Network Operations) tools and capabilities in C, targeting complex embedded systems and networked environments.
• Perform in-depth reverse engineering of firmware, operating systems, and wireless protocols to identify vulnerabilities or develop mission-enabling capabilities.
• Develop and prototype tools for Software Defined Radio (SDR) platforms to enable or extend signal-based cyber operations.
• Work across multi-disciplinary teams to integrate developed capabilities into operational environments.
• Conduct vulnerability research, binary analysis, and develop exploits where appropriate.
• Document technical work, write reports, and present to technical and non-technical stakeholders.
• Support rapid prototyping and agile development workflows in a secure, classified setting.

Required Qualifications:

• Bachelor’s degree in Computer Science, Computer Engineering, or a closely related field and 10+ years of relevant software development experience.
• OR Master’s degree with 8+ years of experience
• OR Doctorate with 6+ years of experience

Preferred Qualifications:

• Experience developing for mobile or embedded platforms (e.g., Android, Linux-based systems).
• Experience with RF tools and spectrum analysis.
• Proficiency with disassembly/debugging tools such as IDA Pro, Ghidra, Radare2, or Binary Ninja.
• Experience with firmware extraction, JTAG/UART debugging, or bootloader analysis.
• Familiarity with embedded platforms, such as ARM, MIPS, or PowerPC.
• Previous work supporting mission operations, national security agencies, or tactical cyber environments.

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3803

Title: Proximal Savvy CNO Developer 3 (WiFi/Bluetooth)
Location: Annapolis Junction, MD
Compensation Range: $205 -$225K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *

Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Summary:
The Proximal-Savvy CNO Developer will serve on a specialized research and engineering team supporting advanced cyber operations. This position is ideal for an experienced and innovative software developer with deep expertise in Computer Network Operations (CNO) and a passion for working on cutting-edge mobile technologies, including Wi-Fi and Bluetooth protocols. You will contribute to the development of mission-critical cyber capabilities by designing, building, and enhancing software tools used for both defensive and offensive cybersecurity operations.

Core Tasks:

• Develop advanced CNO capabilities with a strong emphasis on low-level system programming and wireless communication protocols (Wi-Fi, Bluetooth).
• Reverse engineer firmware and software components to discover vulnerabilities or implement custom solutions.
• Analyze and deconstruct complex binary applications and embedded systems.
• Design and implement high-performance, reliable software in C and similar low-level languages.
• Integrate with and support mission teams to transition prototypes into operational tools.
• Document technical findings and present results to stakeholders, analysts, and mission leads.
• Collaborate with other software engineers, researchers, and security professionals in a high-security environment.

Required Qualifications:

• Bachelor’s degree in Computer Science, Computer Engineering, or a closely related field and 10+ years of relevant software development experience.
  • OR Master’s degree with 8+ years of experience
  • OR Doctorate with 6+ years of experience
• At least 3 years of experience in cybersecurity/CNO-specific development.
• Proficient in C programming, with demonstrated experience in reverse engineering and low-level systems development.
• Experience with wireless communication technologies (Wi-Fi, Bluetooth).
• Strong understanding of software exploitation techniques and familiarity with common vulnerabilities.

Preferred Qualifications:

• Experience developing for mobile or embedded platforms (e.g., Android, Linux-based systems).
• Proficiency with disassembly tools (e.g., IDA Pro, Ghidra, Radare2) and debuggers.
• Familiarity with network analysis tools (e.g., Wireshark, Scapy).
• Exposure to kernel development, firmware extraction, or bootloader analysis.
• Experience working in mission environments or directly supporting operational cyber teams.

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3796

Title: Software Engineer 2 (GHOSTGEM)
Location: Annapolis Junction, MD
Compensation Range: $170 -$190K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

SWE-2 Qualifications:
Master’s degree in computer science or related discipline from an accredited college or university, plus three (3) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity. OR
Bachelor’s degree in computer science or related discipline from an accredited college or university, plus five (5) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity. OR
Seven (7) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.
Position Description
The Software Engineer shall be responsible for developing, sustaining, and troubleshooting GHOSTGEM's software suite of applications including JEDIPOWER/DINO and possibly future capabilities as mission needs arise.  Software development activities include implementation, testing, and integration with other COTS and FOSS products, packages, and libraries. The Software Engineer must have a demonstrated understanding of the software development life cycle.

Position Required Skills

• Experience using the Linux CLI
• Experience developing scripts using Bash/Python
• Recent experience developing Java in a Linux environment
• Recent experience developing with the Spring Framework including Spring Boot, Spring Data and Spring Integration
• Experience with SQL databases including PostgreSQL 
• Experience with NoSQL databases including MongoDB 
• Experience with containerization technologies such as Docker and containerd
• Familiar with Messaging Frameworks such as RabbitMQ and Kafka
• Familiar with CI/CD principles, methodologies, and tools such as Bamboo and GitLab CI
• Familiar with IaC principles, methodologies, and tools such as Ansible
• Experience using Git Source Control System

Position Desired Skills

• Familiar with container orchestration technologies such as Kubernetes
• Experience creating Helm Charts to deploy containerized services on Kubernetes
• Experience with the Atlassian Tool Suite including Jira and Confluence 

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3787

Title: DevOps Software Engineer 3 (Hybrid)
Location: Annapolis Junction, MD
Compensation Range: $190 -$210K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *

Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Position Description:
The DevOps Software Engineer shall be responsible for software integration efforts, development of framework solutions, and maintaining automated infrastructure solutions to ensure high availability and scalability of HPC systems in a Linux environment. In this role, the DevOps Software Engineer shall work closely with various stakeholders to streamline the deployment pipeline and optimize system performance.

Qualifications:
Master’s degree in computer science or related discipline from an accredited college or university, plus five (5) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.
OR
Bachelor’s degree in computer science or related discipline from an accredited college or university, plus seven (7) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity
OR
Nine (9) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.

Position Required Skills

• Experience with Linux CLI
• Experience writing scripts using Shell/Bash/Python
• Linux administration experience including software integration, service management, configuration management, and routine sustainment operations related to provisioning, storage, and networking.
• Experience installing, configuring, and supporting COTS/GOTS/FOSS software, libraries, and packages in a Linux environment
• Extensive software development experience with Java and Python
• Experience with stream/batch Big Data processing and analytic frameworks
• Experience with CI/CD principles, methodologies, and tools such as GitLab CI 
• Experience with IaC (Infrastructure as Code) principles and automation infrastructure provisioning and configuration using tools such as Ansible
• Experience with containerization technologies such as Docker
• Experience deploying containerized services under Kubernetes orchestration
• Demonstrated experience using system monitoring tools such as Prometheus/Grafana
• Experience with Git for source code management, branching strategies, and team collaboration

Position Desired Skills:

• Experience with the Atlassian Tool Suite (JIRA, Confluence)

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3743

Title: Software Engineer 3
Location: Annapolis Junction, MD
Compensation Range: $215 -$235K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *

Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Description:
The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Works individually or as part of a team. Reviews and tests software components for adherence to the design requirements and documents test results. Resolves software problem reports. Utilizes software development and software design methodologies appropriate to the development environment. Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.
Requirements:

• Twelve (12) years’ experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
• Bachelor’s degree in computer science or related discipline from an accredited college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree.

Core Tasks:

• Experience programming in Java.
• Proficient in using the Spring Boot framework.
• Experience working with MongoDB is required.
• Familiarity with Kafka for event streaming or messaging.
• Some familiarity with the AWS suite, including ECR, is expected.
• Experience working with RKE (Rancher Kubernetes Engine).

• Type: Contract
• Job #3683

Title: Test Engineer
Location: Hanover, MD
Compensation Range: $170 -$190K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Core Tasks:

• Strong web application testing experience
• Ability to lead and take ownership/responsibility
• Outstanding interpersonal skills with a customer service mentality
• Ability to design, oversee, and perform software testing
• Excellent documentation skills

Requirements:

• Bachelor's degree in Math, Science, Engineering, Statistics, Engineering Management, or related discipline from an accredited college or university. Four years of additional test engineering experience may be substituted for Bachelor's degree
• Minimum of 5 years of experience in Software System Testing
• Minimum of 5 years of experience in web application testing
• Experience with Agile software issues tracking tools (i.e. JIRA, Trac, Redmine, etc.)
• Ability to work independently and explore options
• Experience in the development of test documentation such as test plans, procedures, Test reports
• Ability to work as part of a team environment

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3663

Title: Usability/Human Factors Engineer
Location: Annapolis Junction, Maryland
Compensation Range: $145 – $165K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Job Description:
Seeking a Usability/Human Factors Engineer to join the software development team who will develop and sustain integrated, feature-rich capabilities that promote modernization of visualization and presentation tools. The software development team will provide application development and support to tools that allow mission analytic users to view existing data or contribute new information in a collaborative environment.
The Usability/Human Factors Engineer will focus on solving user experience challenges on a highly complex application used by a wide range of users. The Usability/Human Factors Engineer works with developers, managers, and system engineers to keep the product modern and cutting edge. Additionally, the Usability/Human Factors Engineer 2 will research and document user workflows, design and create mockups, engage with users, and interact with the development teams using tools such as Axure and Adobe Creative Cloud Suite.
Additional information:

• Approximately 15 team members made up of software, system, and test engineers
• Work performed in contractor facility in Annapolis Junction

Required Education:

• Bachelor’s degree in cognitive and/or experimental psychology, human factors engineering, or engineering related field (e.g. systems engineering, software engineering, business process engineering). Advanced degree in these fields is desired

Individual Capabilities Required:

• At least ten (10) years experience in this or related field and have familiarity with task analysis, user interface design, and usability testing
• At least five (5) years user-experience design and testing experience
• Direct, conduct usability testing and work closely with product designers and process engineers developing applications
• Designing and developing user surveys to obtain user feedback
• Use task experience in each of the usability and software engineering cycle phases (analysis, design, implementation, and deployment)
• Direct, conduct usability testing and work closely with product designers and process engineers developing applications
• Designing and developing user surveys to obtain user feedback
• Use task experience in each of the usability and software engineering cycle phases (analysis, design, implementation, and deployment). To work closely with users (analysts) to research for and document user profiles, analysis tasks, workflows, and user scenarios; in order to create user interface design from specifications provided

• Location: San Antonio, Texas
• Type: Contract
• Job #3662

Title: Senior Red Hat Enterprise Linux (RHEL) 9 Consultant
Location: San Antonio, Texas
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Position Overview:
We are seeking highly skilled and motivated Senior RHEL 9 Consultants to support a mission-critical government program in a secure environment.
The ideal candidate will possess strong expertise in Red Hat Enterprise Linux (RHEL) 9, with a deep understanding of Red Hat Ansible Automation Platform (AAP) at Level 2 or higher. The role involves working closely with infrastructure technologies, including OpenShift Container Platform (OCP), Red Hat Satellite (SAT), and Red Hat Trusted Application Pipeline.

Key Responsibilities:

• Deploy, configure, manage, and support RHEL 9 systems in a secure, mission-critical environment.
• Develop and maintain Ansible automation playbooks and workflows using Red Hat AAP (Ansible Automation Platform).
• Collaborate with DevOps and platform engineering teams to support containerized workloads using OpenShift (OCP).
• Manage system patching, provisioning, and configuration using Red Hat Satellite (SAT).
• Support CI/CD initiatives and secure application development pipelines via Red Hat Trusted Application Pipeline (preferred).
• Troubleshoot system performance and availability issues across infrastructure platforms.
• Ensure systems and environments meet government security and compliance standards.

Required Qualifications:

• Minimum of 5+ years of hands-on experience with RHEL, including administration and troubleshooting in enterprise environments.
• Proficient in Red Hat Ansible Automation Platform (AAP) – Level 2 or equivalent experience.
• Experience with RHEL 9 in production settings.
• Familiarity with OpenShift, Red Hat Satellite, and enterprise-grade automation practices.
• Security+ or other DoD-approved IAT Level II certification (per DoD 8570 requirements).

Preferred Qualifications:

• Experience with Red Hat Trusted Application Pipeline.
• Red Hat Certified Engineer (RHCE) or other Red Hat certifications.
• Strong scripting skills (e.g., Bash, Python).
• Familiarity with Agile methodologies and DevSecOps practices.

• Location: Anchorage, Alaska
• Type: Contract
• Job #3658

Title: Digital Network Exploitation Analyst Lvl 3/Lvl 4
Location: Anchorage, AK

*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Job Responsibilities:

• Evaluate target opportunities using all source data to understand and map target networks, and to assist in developing detailed exploitation and operations plans.
• Analyze SIGINT and cybersecurity data at multiple levels up and down the OSI network stack and bring a solid understanding of logical/physical IP core infrastructure, communication devices and how they connect to networks, and the traffic movements in a network.
• Be involved in developing new tradecraft needed to perform this analysis as technologies evolve.
• Be part of a team, working together with government, military, and contractor personnel to develop shared understandings of intelligence needs, mission relevance, and areas of expertise.
• Apply your innate curiosity and analytical talent to form hypotheses, critically assess and choose analysis techniques, then query, merge, enrich, evaluate, and pivot within data to attain and share insights
• Distill, document, contextualize and share your findings–including any new tradecraft that you develop–with teammates, stakeholders, and intelligence consumers.

Education:
Degree in Computer Science. Degree in related fields (e.g., Engineering, Mathematics) may be considered relevant if programs contain a concentration of courses in the following foundational CS areas: algorithms, computer architecture (not network architecture), programming methodologies and languages, data structures, logic and computation, and advanced mathematics (for example, calculus, discrete mathematics). Information Technology (IT) and Information Security (IS) degrees may be considered relevant if the programs contain the amount and type of coursework equivalent to a Computer Science (CS) major.

Desired Experience:
Relevant experience must be in computer or information systems design/development/analysis roles.  In addition, it may also include engineering hardware and/or software, programming, computer/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, systems engineering, and/or network and systems administration.  Completion of military training in a relevant area such as JCAC (Joint Cyber Analysis Course) may be considered towards the relevant experience requirement (i.e., 24-week JCAC course may count as 6 months of experience).

​​​​​​​

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3647

Title: Network Engineer
Location: Annapolis Junction, MD
Compensation Range: $205 – $225K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Core Tasks:

• Implement specific network solutions to support server requirements to include load balancing, VPN's, firewall contexts, and network address translation (NAT) where appropriate
• Minimize network latency and maximize data throughput through design analysis and network performance monitoring tools
• Optimize end to end system performance and dataflow management
• Coordinate with the system engineering and dataflow efforts to ensure proper mission operations to minimize down time
• Design solutions, integrate, configure, deploy, test and provide ongoing maintenance for numerous types of network devises, interfaces and methodologies
• Configure and optimize the network to connect various front-end and back-end components.
• Facilitate the implementation of high speed, scalable, fault-to-tolerant network topologies as applicable to WAN and LAN design
• Provide assistance in all aspects of network management rom network design through implementation, maintenance and upgrading of existing networks.
• Analyzes design, specification, and related documents and implements communication system requirements to support the distributed functionality of a software engineering environment
• Analyze network characteristics (traffic connect time, transmission speeds, packet sizes and throughput), troubleshoots problems and recommends procurement of, and/or modifications to network components.

Requirements:

• BS in Computer Science, Computer Engineering, Communications Engineering, Electrical Engineering, Mathematics or Information Systems required
• 8 years’ experience as a Network Engineer in programs that encompass system architecture, requirements analysis, process execution and evaluation.
• 3 years of direct experience with IC or SIGINT activity
• Experience with Cisco IOS or JunOS
• Experience in developing networks from design through implementation
• Experience with Ethernet Trunking and configuring Ethernet VLANs
• Experience in configuring multi-vendor network equipment; Experience with network test gear and testing network equipment; Experience in configuring NAT and Routing Protocols.
• Ability to demonstrate cyber/IT related experience with attention to detail, customer service, oral and written communication, and problem solving.

• Active DoD IAT Level II certification
• Active Cisco certification

Preferred:

• Understanding of project design within the scope of security (RMF) requirements

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3537

Title: Database Engineer/System Administraator
Location: Annapolis Junction, MD
Salary Range: $180-$200K
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Description:

• Required Skills & Qualifications
  1. Technical Expertise:
       Strong knowledge of Oracle Database (version 19c, or newer).
       Proficiency in OCI database services (Autonomous Database, DBaaS, Exadata Cloud Service).
       Familiarity with cloud architecture, virtualization, and OCI-specific tools (OCI CLI, Console, and APIs).
  2. Performance & Troubleshooting:
      Experience with SQL query optimization, indexing, and partitioning.
      Hands-on experience with monitoring and diagnostic tools like Oracle AWR, ASH, or OEM.
  3. Cloud & Automation:
      Understanding of cloud-native principles and experience with infrastructure-as-code (Terraform, OCI Resource Manager).
      Knowledge of scripting languages such as Python, Shell scripting, or PL/SQL.
  4. Security & Compliance:
      Familiarity with database security best practices, encryption, and compliance standards (GDPR, HIPAA).
  5. Communication & Collaboration:
      Excellent problem-solving and communication skills.
      Ability to work in a cross-functional team and explain technical concepts to non-technical stakeholders.

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3490

Title: Sr. Database Adminstrator – Postgres, MySQL, and Oracle Database
Location: Annapolis Junction
Compensation Range: $180 – 200k
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Description:
Sr. Database Administrator with 10+ years experience supporting large scale or enterprise level database services.
Required Skills:

• 10 + years experience administering to, and engineering solutions with Postress, MySQL, Oracle’s database (10 – current).  Extensive experience with database design,  as well as, the collection and interpretation of  customer requirements relevant to database migration, troubleshooting, performance observation and tuning.
• Experience with the production and deployment of RAC, RMAN backup & recovery – desired
• Experience with Oracle Exadata, DB security, Data Guard and / or DB Vault, Oracle Enterprise Manager Cloud Control, label security, and data migration – desired
• BS in CS or related course of study, or equivalent year’s experience.
• Must be an independent worker with strong communications skills. 

Qualifications:

• 10 + years experience administering to, and engineering solutions with Postress, MySQL, Oracle’s database (10 – current).  Extensive experience with database design,  as well as, the collection and interpretation of  customer requirements relevant to database migration, troubleshooting, performance observation and tuning.
• Experience with the production and deployment of RAC, RMAN backup & recovery – desired
• Experience with Oracle Exadata, DB security, Data Guard and / or DB Vault, Oracle Enterprise Manager Cloud Control, label security, and data migration – desired
• BS in CS or related course of study, or equivalent year’s experience.
• Must be an independent worker with strong communications skills.

• Location: Texas
• Type: Contract
• Job #3303

• *Clearance: *Active TS/SCI w/ Polygraph needed to apply *
  Company Overview:
  Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

  Exploitation Analyst

• Apply deep understanding of adversary networks, network defenses, and cyber network operational capabilities to develop exploitation plans and make operational adjustments as plans are executed
• Work as part of a team, working together with government, military, and contractor personnel to develop shared understandings of intelligence needs, mission relevance, and areas of expertise.
• Apply innate curiosity and analytical talent to form hypotheses, critically assess and choose analysis techniques, then query, merge, enrich, evaluate, and pivot within data to attain and share insights.
• Distill, document, contextualize and share your findings–including any new tradecraft that you develop–with teammates, stakeholders, and intelligence consumers.

Qualifications

Education: Degree in Network Engineering, Systems Engineering, Information Technology, or related field (e.g., General Engineering, Computer Engineering, Electrical Engineering, Computer Science, Computer Forensics, Cyber Security, Software Engineering, Information Assurance, or Computer Security). Note that 18 semester hours of military training/coursework in networking, computer science, or cyber topics is equivalent to an Associate degree.
Relevant Experience: Relevant experience must be in computer or information systems design/development/analysis.  In addition, it may also include engineering hardware and/or software, programming, computer/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, systems engineering, and/or network and systems administration.  Completion of military training in a relevant area such as JCAC (Joint Cyber Analysis Course) will be considered towards the relevant experience requirement (i.e., 24-week JCAC course will count as 6 months of experience). In some cases, foreign language proficiency may also be used to satisfy experience requirements; recent Interagency language Roundtable (ILR) scores are required to substantiate your proficiency level.

• Location: Georgia
• Type: Contract
• Job #3302

• *Clearance: *Active TS/SCI w/ Polygraph needed to apply *
  Company Overview:
  Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

  Exploitation Analyst

• Apply deep understanding of adversary networks, network defenses, and cyber network operational capabilities to develop exploitation plans and make operational adjustments as plans are executed
• Work as part of a team, working together with government, military, and contractor personnel to develop shared understandings of intelligence needs, mission relevance, and areas of expertise.
• Apply innate curiosity and analytical talent to form hypotheses, critically assess and choose analysis techniques, then query, merge, enrich, evaluate, and pivot within data to attain and share insights.
• Distill, document, contextualize and share your findings–including any new tradecraft that you develop–with teammates, stakeholders, and intelligence consumers.

Qualifications

Education: Degree in Network Engineering, Systems Engineering, Information Technology, or related field (e.g., General Engineering, Computer Engineering, Electrical Engineering, Computer Science, Computer Forensics, Cyber Security, Software Engineering, Information Assurance, or Computer Security). Note that 18 semester hours of military training/coursework in networking, computer science, or cyber topics is equivalent to an Associate degree.
Relevant Experience: Relevant experience must be in computer or information systems design/development/analysis.  In addition, it may also include engineering hardware and/or software, programming, computer/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, systems engineering, and/or network and systems administration.  Completion of military training in a relevant area such as JCAC (Joint Cyber Analysis Course) will be considered towards the relevant experience requirement (i.e., 24-week JCAC course will count as 6 months of experience). In some cases, foreign language proficiency may also be used to satisfy experience requirements; recent Interagency language Roundtable (ILR) scores are required to substantiate your proficiency level.

• Location: Hawaii
• Type: Contract
• Job #3301

• *Clearance: *Active TS/SCI w/ Polygraph needed to apply *
  Company Overview:
  Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

• Computer Network Defense Analyst

•  

• Use information collected from a variety sources (e.g., intrusion detection systems, firewalls, network traffic logs, and host system logs) to identify potential vulnerabilities, respond to cyber events that occur, and defend against events that might occur.  
• Help develop mitigations to strengthen network defenses and protect against attacks on network infrastructure devices or systems.
• Work may span the gamut of data transport possibilities, such as traditional wired networks, wireless transport (including Wi-Fi and cellular), collaborative platforms such as video teleconferencing, and the hardware and software that support it all.
• Career advancement as you develop increasing expertise in networking protocols and architectures, cloud security, Internet of Things protocols, and advanced network security.
• Be part of a team, working together with government, military, and contractor personnel to develop shared understandings of intelligence needs, mission relevance, and areas of expertise.
• Apply your innate curiosity and analytical talent to form hypotheses, critically assess and choose analysis techniques, then query, merge, enrich, evaluate, and pivot within data to attain and share insights.
• Distill, document, contextualize and share your findings–including any new tradecraft that you develop–with teammates, stakeholders, and intelligence consumers.

•  

  Qualifications

  Education: Degree in Network Engineering, Systems Engineering, Information Technology, or related field (e.g., General Engineering, Computer Engineering, Electrical Engineering, Computer Science, Computer Forensics, Cyber Security, Software Engineering, Information Assurance, or Computer Security). Up to 18 semester hours of military training/coursework in networking, computer science, or cyber topics is equivalent to an Associate degree.
  Experience: Relevant experience must be in computer or information systems design/development, programming, information/cyber/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, and/or systems engineering.  Additionally, must have experience in network or system administration.  If not credited toward education requirements, completion of military training in a relevant area such as JCAC (Joint Cyber Analysis Course), Undergraduate Cyber Training (UCT), Network Warfare Bridge Course (NWBC)/Intermediate Network Warfare Training (INWT), Cyber Defense Operations will be considered towards relevant experience requirement (i.e., 20- to 24-week courses will count as 6 months of experience; 10-14 weeks will count as 3 months of experience). In some cases, foreign language proficiency may also be used to satisfy experience requirements; recent Interagency language Roundtable (ILR) scores are required to substantiate your proficiency level. The total of all experience equivalencies is capped at half of the required years of experience.

• Level 1
  • 2 years’ applicable experience with a bachelor’s degree, OR
  • 4 years’ applicable experience with associate degree
• Level 2
  • 2 years’ applicable experience with a PhD, OR
  • 3 years’ applicable experience with a master’s degree, OR
  • 5 years’ applicable experience with a bachelor’s degree, OR
  • 7 years’ applicable experience with an associate degree
• Level 3
  • 4 years’ applicable experience with a PhD, OR
  • 6 years’ applicable experience with a master’s degree, OR
  • 8 years’ applicable experience with a bachelor’s degree, OR
  • 10 years’ applicable experience with an associate degree
• Level 4
  • 7 years’ applicable experience with a PhD, OR
  • 9 years’ applicable experience with a master’s degree, OR
  • 11 years’ applicable experience with a bachelor’s degree, OR
  • 13 years’ applicable experience with an associate degree

Digital Network Exploitation Analyst

• Evaluate target opportunities using all source data to understand and map target networks, and to assist in developing detailed exploitation and operations plans.
• Analyze SIGINT and cybersecurity data at multiple levels up and down the OSI network stack and bring a solid understanding of logical/physical IP core infrastructure, communication devices and how they connect to networks, and the traffic movements in a network.
• Be involved in developing new tradecraft needed to perform this analysis as technologies evolve.
• Be part of a team, working together with government, military, and contractor personnel to develop shared understandings of intelligence needs, mission relevance, and areas of expertise.
• Apply your innate curiosity and analytical talent to form hypotheses, critically assess and choose analysis techniques, then query, merge, enrich, evaluate, and pivot within data to attain and share insights
• Distill, document, contextualize and share your findings–including any new tradecraft that you develop–with teammates, stakeholders, and intelligence consumers.

Qualifications

Education: Degree in Computer Science. Degree in related fields (e.g., Engineering, Mathematics) may be considered relevant if programs contain a concentration of courses in the following foundational CS areas: algorithms, computer architecture (not network architecture), programming methodologies and languages, data structures, logic and computation, and advanced mathematics (for example, calculus, discrete mathematics). Information Technology (IT) and Information Security (IS) degrees may be considered relevant if the programs contain the amount and type of coursework equivalent to a Computer Science (CS) major.

Experience: Relevant experience must be in computer or information systems design/development/analysis roles.  In addition, it may also include engineering hardware and/or software, programming, computer/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, systems engineering, and/or network and systems administration.  Completion of military training in a relevant area such as JCAC (Joint Cyber Analysis Course) may be considered towards the relevant experience requirement (i.e., 24-week JCAC course may count as 6 months of experience). 

• Location: Utah
• Type: Contract
• Job #3300

• *Clearance: *Active TS/SCI w/ Polygraph needed to apply *
  Company Overview:
  Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

• Computer Network Defense Analyst

• Use information collected from a variety sources (e.g., intrusion detection systems, firewalls, network traffic logs, and host system logs) to identify potential vulnerabilities, respond to cyber events that occur, and defend against events that might occur.  
• Help develop mitigations to strengthen network defenses and protect against attacks on network infrastructure devices or systems.
• Work may span the gamut of data transport possibilities, such as traditional wired networks, wireless transport (including Wi-Fi and cellular), collaborative platforms such as video teleconferencing, and the hardware and software that support it all.
• Career advancement as you develop increasing expertise in networking protocols and architectures, cloud security, Internet of Things protocols, and advanced network security.
• Be part of a team, working together with government, military, and contractor personnel to develop shared understandings of intelligence needs, mission relevance, and areas of expertise.
• Apply your innate curiosity and analytical talent to form hypotheses, critically assess and choose analysis techniques, then query, merge, enrich, evaluate, and pivot within data to attain and share insights.
• Distill, document, contextualize and share your findings–including any new tradecraft that you develop–with teammates, stakeholders, and intelligence consumers.

Qualifications

Education: Degree in Network Engineering, Systems Engineering, Information Technology, or related field (e.g., General Engineering, Computer Engineering, Electrical Engineering, Computer Science, Computer Forensics, Cyber Security, Software Engineering, Information Assurance, or Computer Security). Up to 18 semester hours of military training/coursework in networking, computer science, or cyber topics is equivalent to an Associate degree.
Experience: Relevant experience must be in computer or information systems design/development, programming, information/cyber/network security, vulnerability analysis, penetration testing, computer forensics, information assurance, and/or systems engineering.  Additionally, must have experience in network or system administration.  If not credited toward education requirements, completion of military training in a relevant area such as JCAC (Joint Cyber Analysis Course), Undergraduate Cyber Training (UCT), Network Warfare Bridge Course (NWBC)/Intermediate Network Warfare Training (INWT), Cyber Defense Operations will be considered towards relevant experience requirement (i.e., 20- to 24-week courses will count as 6 months of experience; 10-14 weeks will count as 3 months of experience). In some cases, foreign language proficiency may also be used to satisfy experience requirements; recent Interagency language Roundtable (ILR) scores are required to substantiate your proficiency level. The total of all experience equivalencies is capped at half of the required years of experience.

• Location: Hawaii
• Type: Contract
• Job #3297

• *Clearance: *Active TS/SCI w/ Polygraph needed to apply *
  Company Overview:
  Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

•  
• Level 1
  • 2 years’ applicable experience with a bachelor’s degree, OR
  • 4 years’ applicable experience with associate degree
• Level 2
  • 2 years’ applicable experience with a PhD, OR
  • 3 years’ applicable experience with a master’s degree, OR
  • 5 years’ applicable experience with a bachelor’s degree, OR
  • 7 years’ applicable experience with an associate degree
• Level 3
  • 4 years’ applicable experience with a PhD, OR
  • 6 years’ applicable experience with a master’s degree, OR
  • 8 years’ applicable experience with a bachelor’s degree, OR
  • 10 years’ applicable experience with an associate degree
• Level 4
  • 7 years’ applicable experience with a PhD, OR
  • 9 years’ applicable experience with a master’s degree, OR
  • 11 years’ applicable experience with a bachelor’s degree, OR
  • 13 years’ applicable experience with an associate degree

Target Digital Network Analyst

• Conduct advanced analysis of collection and open-source data to generate insights and leads
• Ensure target continuity, profile targets and their activities, and develop techniques to gain additional target information
• Maintain appropriate databases for targeting, tasking, and analysis
• Identify intelligence gaps to tailor current collection or enable new collection to close the gaps
• Employ multiple analysis disciplines such as pattern recognition against targets' communications, network usage and digital footprints
• Apply your knowledge and understanding of IC needs and missions
• Be part of a team, working together with government, military, and contractor personnel to develop shared understandings of intelligence needs, mission relevance, and areas of expertise
• Apply your innate curiosity and analytical talent to form hypotheses, critically assess and choose analysis techniques, then query, merge, enrich, evaluate, and pivot within data to attain and share insights
• Distill, document, contextualize and share your findings–including any new tradecraft that you develop–with teammates, stakeholders, and intelligence consumers

• Location: Saratoga Springs, Utah
• Type: Contract
• Job #3290

Title: Network Administrator 
Location: Saratoga Springs, UT
Compensation Range: $160 -$180K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.
Job Description
We are searching for a Senior Network Administrator to perform configuration, monitoring, security and protection in a network (LAN/WAN) environment.

Required Education, Experience, & Skills

• Must possess TS/SCI with appropriate poly
• Candidates shall have a Bachelor’s Degree in Computer Science (CS), Information Systems, or Network Engineering and at least five (5) years of demonstrable experience in network (LAN/WAN) configuration, monitoring, security, and protection.
• Or the individual shall have five (5) years of full time CS work that can be substituted for the Bachelor’ s degree and at least five (5) years of demonstrable experience in network (LAN/WAN) configuration, monitoring, security, and protection.
• **IAT Level II Certification Required**

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3240

Title: Systems Administrator IV (Storage)
Location: Annapolis Junction, MD
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Compensation Range: $210k – $230k
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *
 

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #3232

Title: Systems Administrator IV (HPC)
Location: Annapolis Junction, MD
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Compensation Range: $210k – $230k
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.
 

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *
 

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #2687

Title: Software Integration Engineer 3
Location: Annapolis Junction, MD
Compensation Range: $190 -$210K
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Position Description:
The Software Integration Engineer shall be responsible for the installation, configuration, maintenance, and troubleshooting of a large-scale multi-tenant Kubernetes “on-prem” cluster which serves as the foundation for mission-critical applications across multiple tenants.
In this role, the Software Integration Engineer shall collaborate closely with DevOps, Security, and Application teams to implement automation, enforce best practices, and support integration of new services within the Kubernetes cluster ensuring the reliability, performance, and security of the Kubernetes-based infrastructure.
Qualifications:
Bachelor's Degree in Computer Science or related field and have at least eight (8) years of demonstrable experience with integrating, installing, configuring, upgrading, compiling, and supporting COTS/GOTS software in a heterogeneous operating system environment.
OR
The individual shall have five (5) years full time Computer Science directly related work that can be substituted for a degree and have at least eight (8) years of demonstrable experience.
OR
An industry recognized professional certification, as defined in the TT0s, may substitute as one (1) year experience. A Master's Degree in Computer Science or related field may substitute for two (2) years' experience.
Position Required Skills:

• Experience with Linux CLI
• Experience writing scripts using Bash/Python
• Experience troubleshooting and resolving issues related to Kubernetes workloads, networking, ingress, storage, and performance
• Experience with containerization technologies such as Docker
• Demonstrated experience administrating/monitoring Kubernetes clusters
• Experience with IaC (Infrastructure as Code) principles and automation infrastructure provisioning and configuration using tools such as Helm and Ansible
• Demonstrated experience using system monitoring tools such as Prometheus/Grafana
• Experience with Git for source code management, branching strategies, and team collaboration

Position Desired Skills:

• Experience with the Atlassian Tool Suite (JIRA, Confluence)
• Experience designing, implementing, and managing continuous integration and continuous deployment (CI/CD) pipelines
• CKA (Certified Kubernetes Administrator) 

​​​​

• Location: Annapolis Junction, Maryland
• Type: Contract
• Job #2626

Title: MySQL Database Administrator
Location: Annapolis Junction, MD
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *

Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Description:
Candidate will be providing MySQL database administration support.
Skills:

• 10+ years experience administering to, and engineering solutions with, Oracle MySQL.
• Extensive experience with database design and modeling; as well as, the collection and interpretation of customer requirements relevant to database migration, troubleshooting, performance observation and tuning.
• Installing and configuring new MySQL servers (5.x and 8.x)
• Design and development of MySQL stored procedures.
• Upgrading MySQL databases, both major and minor revisions
• Administering MySQL account access, backups and table spaces
• Migrating MySQL databases
• Monitoring MySQL server performance
• BS in CS or related course of study, or equivalent year’s experience.
• Must be an independent worker with strong communications skills.
• Must be COMPTIA Security Plus certified

 
Qualifications:

• Managing/Senior Principal Consultant designs and implements individual components of the Oracle products based on area of expertise. Analyzes detailed requirements and develops detailed design for a specific Oracle product or technology. Provides implementation services for a specific product to include extensions and additional configurations necessary to implement customer unique business processes and workflows. Performs routine health checks and optimizations of system performance, availability, access controls and security. Performs system optimization, performance tuning and assists in capacity planning. Performs proactive analysis of potential issues, risks and roadblocks during system implementation and operations.