Full Stack Developer
Chantilly, VA
Active TS/SCI with Polygraph
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 Responsibilities:
Required Skills:
Company Benefits:
Cornerstone Defense offers a comprehensive list of benefits, designed to give employees and their families several options to choose from when selecting benefits that best fit their needs. These offerings include not only a full suite of the traditional Medical/Dental/Vision insurances, but also a number of other benefits and perks to include, but not limited to: A 401(K) plan with a company match, tuition and training assistances, paid vacation/leave, a fitness reimbursement program, college savings plan, commuter benefits, financial advisory services, flex spending accounts, health savings accounts, STD/LTD coverage, life and AD&D insurance, employee assistance programs, life financial planning assistance, and legal resources.
Title: Cyber Security Engineer
Location: Chantilly, VA
*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 *
Required Skills: |
1. Cyber Security Support: 2. Demonstrated experience analyzing IT systems for cyber security vulnerabilities. 3. Demonstrated experience developing IT system or network architecture design, conducting IP data flow analysis, encryption configuration, and vulnerability analysis using both open-source and commercial tools, such as Nmap, Wireshark, Metasploit, Canvas, Kismet, or BackTrack. 4. Demonstrated experience analyzing IT network configurations of devices such as firewalls, routers, switches, VPNs, or Intrusion Detection/Prevention Systems for cyber security vulnerabilities. 5. Demonstrated experience with communications protocols such as IP, TCP, UDP, HTTP, HTTPS, MPLS, OSPF, IGRP, BGP, SIP, H.232. 6. Demonstrated experience with multiple OS’s, including Windows, Linux, and OSX. 7. Demonstrated experience with Microsoft Windows ver.; 7, 8, 10, 2008R2, 2012, 2012R2, or 2016. 8. Demonstrated experience with cloud computing technology and hypervisors such as HyperV, VMWare ESX, or Virtual Box. 9. Demonstrated experience with transitioning security domains and use of cross domain appliances. 10. Demonstrated experience with network management systems, network storage, backup systems, and disaster recovery (DR) architectures. 11. Demonstrated experience performing technical risk assessments and providing technical risk mitigation guidance. 12. Demonstrated experience ensuring appropriate risk mitigation considerations, risks and vulnerabilities are well understood and appropriately mitigated. 13. Demonstrated experience analyzing procurement processes of hardware, software and services to comply with cyber security and operational needs. 14. Demonstrated experience creating concise and well-structured written assessments. 15. Certifications: CISSP Certification.
Desired Skills: |
1. Cyber Security Support 2. Demonstrated experience with the Sponsor’s IT review boards. 3. Demonstrated experience with providing recommendations to IT architecture and design reviews. 4. Demonstrated experience with the Sponsor’s security policies and regulations. 5. Demonstrated experience providing recommendations in technical standards, security standards, and operational assurance. 6. Certifications: Certified Information Security Manager (CISM), Certified Ethical Hacker.
Title: Web Developer/Designer
Location: Chantilly, VA
*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:
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 *
Senior Systems Administrator
Chantilly, VA
*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.
Responsibilities:
Basic Qualifications:
Preferred Qualifications:
Systems Administrator – Full Performance (Windows + Linux)
*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.
Responsibilities:
Requirements:
Preferred Qualifications:
Title: Data Engineer
Location: Chantilly, VA
*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
The Data Engineer will manipulate data and data flows for both existing and new systems. Additionally, they will provide support in the areas of data extraction, transformation and load (ETL), data mapping, data extraction, analytical support, operational support, database support, and maintenance support of data and associated systems. As a member of the team, candidates will work in a multi-tasking, quick-paced, dynamic, process-improvement environment that requires experience with the principles of large-scale (terabytes) database development, large-scale file manipulation, data modeling, data mapping, data testing, data quality, and documentation preparation.
REQUIRED KNOWLEDGE/SKILLS
DESIRED KNOWLEDGE/SKILLS
KEY RESPONSIBILITIES
SOFTWARE ENGINEER
JOB DESCRIPTION
We are looking for an experienced Systems Software Engineer to join our team, interested in designing, developing and maintaining essential software systems. The optimal candidate will have demonstrated experience integrating solutions with graph databases, such as JanusGraph. They will also have a strong background in systems software development, experience with 3rd party system integration, expertise in ElasticSearch, and a solid understanding of data modeling concepts. This is a fantastic opportunity to work on a challenging project that requires innovative solutions and collaborative problem-solving.
KEY RESPONSIBILITIES
EDUCATION AND EXPERIENCE
REQUIRED QUALIFICATIONS
DESIRED QUALIFICATIONS
Systems Administrator
Chantilly, VA
The Sponsor designs, develops, tests, integrates and deploys solutions for critical requirements. The current solution is at the end-of-life stage, therefore new solutions need to be developed and incorporated; new and innovative technologies utilized to successfully meet the user requirements. The goal of the Sponsor is to design and deliver an enterprise-level system with a modular, segmented architecture that can support both large scale and small-scale solutions to meet the requirements across a broad range of applicable use cases. To support the technical requirements, the Sponsor requires Information Technology (IT) activities to achieve the goal of designing, developing, testing, integrating and deploying the solutions. The Systems Administrator will create, test, and maintain test, development and production environments; implement established technical and workflow procedures, troubleshoot network and application issues, and providing guidance and technical assistance as needed. They will update technical configuration documents, manage the system lifecycle, support technical review boards as needed, and participate in technical design reviews as needed. The Administrator will also prepare and deliver required documentation to include both program and user level documentation, interact with members of the technical team leads; to understand the current system, subsystems, and component specifications and be able to use experience to recommend changes to facilitate efficient and effective development, communicate and share expertise within and across the Sponsor’s organizational boundaries and work both independently and in small groups.
Technologies/Tools
AWS CLOUD ENGINEER
JOB DESCRIPTION
The AWS Cloud Engineer will build, deploy, manage, and administer cloud infrastructure designed to deliver complex software products in a production environment. The ideal candidate is a hands-on Cloud engineering professional with significant experience in developing and deploying repeatable processes, tools, and cloud infrastructure that enable the delivery of software in and on-demand cadence. They must have strong, firsthand technical expertise in a variety of configuration automation, deployment, and continuous integration technologies and the proven ability to fashion robust solutions that can keep pace with software development. They must be at ease working in an agile environment with cross functional team. This person should embody a passion for continuous improvement and innovation.
KEY RESPONSIBILITIES
EDUCATION AND EXPERIENCE
REQUIRED QUALIFICATIONS
DESIRED QUALIFICATIONS
Network Engineer
Chantilly, VA
*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 *
Title: Data Analytics Engineer
Location: Chantilly, VA
*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.
Evolve Extract, Transform, Load (ETL) pipelines of structured and unstructured data from a verity of disparate sources to meet the needs of an advanced Insider Threat program.
• Design analytical visualizations via custom dashboards through a collaborative process with Data Science and Analysis staff.
• Participate in all steps of the continuous development lifecycle – including design, development, testing, and deployment.
• Provide support and presentations of the visualization platform to internal customers and senior leadership.
• Work with the design team and product management to implement innovative analytic and visualization approaches to solve real-world threat problems.
Required Skills:
• You have a bachelor’s degree in Statistics, Computer Science, Mathematics, or a related quantitative field.
• 3+ years of experience developing ETL pipelines using SAS, Python, or R.
• Proficiency in SQL, NoSQL, or MySQL queries.
• 3+ years of developing visual analytics reports in SAS Visual Analytics, SAS Visual Investigator, SAS Studio, Tableau, QlikView or similar technology.
• Excellent interpersonal communication skills and willingness to learn.
Desired Skills:
• Ability to resolve user questions through a combination of independent study, investigative programming, and especially collaborative efforts with team members.
• Platform administration and engineering experience with SAS 9 or SAS Viya 4 or similar architecture.
• SAS Certifications or certifications from similar technologies
• User Interfaces (UI) and/or User Experiences (UX) design.
• Experience with automation development in Python.
• Experience with API development.
• Experience working with cloud technologies (Docker, Kubernetes); Azure / AWS / GCP / OpenShift infrastructure experience.
• Demonstrated experience of Agile development practices and tools such as GITLAB.
• Demonstrated experience CI/CD and associated tools like Jenkins, Git, Gerrit, Linux commands, etc.
• Good experience in working with containerization technologies such as Docker and Kubernetes
• Understanding of open-source programming languages.
Title: DevOps Engineer
Location: Chantilly, VA
*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.
Must have:
QUALIFICATIONS:
REQUIRED KNOWLEDGE/SKILLS:
DESIRED KNOWLEDGE/SKILLS:
KEY RESPONSIBILITIES:
Title: Software Developer
Location: Chantilly, VA
*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.
Responsibilities:
Required Skills | Number of Years of Experience |
Bachelor's degree in Computer Science, Engineering, or related field. | |
4+ years of professional experience in JavaScript/Java development, with experience in modern reactive frameworks such as: VueJS, ReactJS, and similar | |
Solid understanding of various cloud platforms and technologies, such as AWS and Azure. | |
Experience working with version control systems, such as Git. | |
Strong problem-solving skills and attention to detail. | |
Excellent communication and collaboration abilities. | |
Experience in both Linux and Windows environments | |
Desired Skills | Number of Years of Experience |
Experience with serverless architectures and microservices. | |
Familiarity with RESTful APIs and web services. | |
Experience with continuous integration/continuous deployment (CI/CD) pipelines and tools such as Jenkins or Git CI/CD. | |
Experience with Agile methodologies and tools such as Jira and Confluence |
Title: Waveform Analyst – Expert
Location: Chantilly, VA/ McLean, VA
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United States Government for information collection, operations, exploitation and dissemination, and research activities. Our Team specializes in software development, cloud architecture, systems and network engineering, systems integration, agile management, as well as targeting operations and intelligence analysis. Our support to our mission customers includes cyber network operations, exploitation and defense, signals intelligence, human intelligence, and critical missions and networks.
Waveform Analyst – Expert
Chantilly, VA/McLean,VA
Description:
This individual will provide hands-on advanced waveform analysis including the identification, demodulation, and characterization of unknown signals. The individual will assess the implication of changes in the signals environment and coordinate their assessment with mission and collection management counterparts. They should have recent experience using signals analysis tools, such as WVT, DVT, X-Midas (or similar); candidates should have completed 450, 451, or 452 training (or similar) and applied that expertise within the past 5 years.
An understanding of the planning, setup and use of RF collection equipment in an operational environment would be beneficial. This role may require short-term CONUS/OCONUS TDY travel at the request of the government.
Title: COMINT Analyst – Expert
Location: Chantilly, VA/ McLean, VA
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United States Government for information collection, operations, exploitation and dissemination, and research activities. Our Team specializes in software development, cloud architecture, systems and network engineering, systems integration, agile management, as well as targeting operations and intelligence analysis. Our support to our mission customers includes cyber network operations, exploitation and defense, signals intelligence, human intelligence, and critical missions and networks.
COMINT Analyst – Expert
Chantilly, VA/McLean,VA
Description: This individual will be focused on providing advanced analysis of specialized signals. The individual will use and should be proficient in multiple cloud database technologies to provide analytic data and information for processing and analysis of large data sets. This individual will evaluate, analyze, and document the signals and protocol environment of assigned accesses. The individual will assess the implication of changes in the environment and coordinate their assessment with mission and collection management counterparts.
This role will require TDY travel at the request of the government.
Full Stack Developer
The Senior Full Stack Developer will be a part of a small dynamic team responsible for the operations and maintenance of multiple mission critical 1,000 VM hosting environments across multiple data centers. The Full Stack Developer will have the ability to have full control of the application from development to deployment. This position will develop and enhance an application using Python in a Linux environment and analyze performance and end-to-end testing. The underlying requirement is writing code (in Python) that manages (create, maintain, destroy) infrastructure as code. This position will require you to maintain hardware and software systems and monitor the virtual infrastructure to ensure availability, reliability, and performance. You will effectively coordinate infrastructure needs driven by developed applications to meet customer mission needs. General tasks include working with customers to define and document requirements, support customer needs by responding to tickets, implement complex permissions to segregate tenants, periodically test recovery operations, create and destroy virtual machines, add/remove/recap hosts, replace failed hardware and other related tasks.
Required Qualifications:
Desired Skills:
Title: Information Systems Security Engineer
Location: Chantilly, VA
*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.
In this role you will work on the design and implementation of IT services that adhere to required security guidelines and configurations. You will support security taskings for technical security efforts.
Primary Responsibilities
Basic Qualifications
General Technical Targeting Analyst
Chantilly, VA
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United States Government for information collection, operations, exploitation and dissemination, and research activities. Our Team specializes in software development, cloud architecture, systems and network engineering, systems integration, agile management, as well as targeting operations and intelligence analysis. Our support to our mission customers includes cyber network operations, exploitation and defense, signals intelligence, human intelligence, and critical missions and networks.
Required Qualifications:
Desired Qualifications:
BS Equivalent – Minimum 4 years of experience in Cybersecurity, IS, IA, IT, EE, Network engineering, Computer Science/Engineering, Computer forensics or related technical field. Experience used as equivalency for college degree must be in addition to other experience requirements.
Title: Software Developer (Systems Software)
Location: Chantilly, VA
*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.
The Sponsor provides development support to enable mission by delivering products and services to collect, analyze and manipulate data. The Sponsor requires support specializing in software development to provide development and operations and maintenance (O&M) support to a ServiceNow platform used by the Sponsor’s organization to track requests, tasks, and metrics. Work will include implementing configuration and customization of the platform to address the business needs of the Sponsor’s organization, as well as assisting the Sponsor in establishing governance and change management. The Team will implement the full software development lifecycle to support the development of custom workflows in the ServiceNow platform and have a good understanding of the Sponsor’s ServiceNow business needs. They will implement and customize ServiceNow solutions to meet the Sponsor’s mission requirements, be responsible for administration of the ServiceNow front-end, and provide O&M for the ServiceNow front-end. They will also define data tables and business logic in the ServiceNow platform; provide administration of ServiceNow user roles, groups and permissions; and support data transformation activities to load information into the ServiceNow platform. The team will manage the migration of update sets to sub-prod and prod environments, troubleshoot production problems related to the ServiceNow platform, and provide ServiceNow integration support with external systems and data sources. They will also provide development support to applications that will interface with the ServiceNow platform to ensure a seamless integration and work with a team to develop and deploy custom workflows, including the Sponsors project manager, systems engineer(s), system architect(s) and system integrator(s). The team should be prepared to follow an agile software development methodology for planning, implementing and delivering ServiceNow capabilities.
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Title: Software Engineer
Location: Herndon, VA
*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.
The Sponsor is looking for a Software Engineer to join an existing team in supporting small applications development environment requirements
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Title: Systems Engineer
Location: Chantilly, VA
*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.
The Sponsor designs, develops, tests, integrates and deploys solutions for critical requirements. The current solution is at the end of life stage, therefore new solutions need to be developed and incorporated; new and innovative technologies utilized to successfully meet the user requirements. The goal of the Sponsor is to design and deliver an enterprise-level system with a modular, segmented architecture that can support both large scale and small scale solutions in order to meet the requirements across a broad range of applicable use cases. In order to support the technical requirements, the Sponsor requires Information Technology (IT) activities to achieve the goal of designing, developing, testing, integrating and deploying the solutions. The Systems Engineers will install, configure, and test; operating systems, application software, and system management tools; support current network platforms and applications to include Cisco and Juniper; and support unique computer based tools to meet Sponsor requirements. They will also prepare and deliver both program and user level documentation; provide technical systems support for project activities; and troubleshoot the Sponsor’s complex systems. They should be prepared to interact with members of the technical team leads; to understand the current system, subsystems, and component specifications and be able to use experience to recommend changes to facilitate efficient and effective development; communicate and share expertise within and across the Sponsor’s organizational boundaries; and work both independently and in small groups.
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Title: Systems Administrator
Location: Chantilly, VA
*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.
The Sponsor designs, develops, tests, integrates and deploys solutions for critical requirements. The current solution is at the end of life stage, therefore new solutions need to be developed and incorporated; new and innovative technologies utilized to successfully meet the user requirements. The goal of the Sponsor is to design and deliver an enterprise-level system with a modular, segmented architecture that can support both large scale and small scale solutions in order to meet the requirements across a broad range of applicable use cases. In order to support the technical requirements, the Sponsor requires Information Technology (IT) activities to achieve the goal of designing, developing, testing, integrating and deploying the solutions. The Systems Administrator will create, test, and maintain test, development and production environments; implement established technical and workflow procedures, troubleshoot network and application issues, and providing guidance and technical assistance as needed. They will update technical configuration documents, manage the system lifecycle, support technical review boards as needed, and participate in technical design reviews as needed. The Administrator will also prepare and deliver required documentation to include both program and user level documentation, interact with members of the technical team leads; to understand the current system, subsystems, and component specifications and be able to use experience to recommend changes to facilitate efficient and effective development, communicate and share expertise within and across the Sponsor’s organizational boundaries and work both independently and in small groups.
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Network Engineer
Provide network engineering support in a fast-paced environment in a high visibility office. Support includes several mission networks, provides innovative ways to achieve operational excellence and identifies and resolves network issues as needed. Some travel may be required; normal or early working hours
Mandatory Skills
• Demonstrated experience performing network engineering on Sponsor mission systems.
• Demonstrated experience working with TCP IP protocol suite, IP subnet masking, and routing protocols.
• Demonstrated experience working in Local Area Network (LAN) environments and Wide Area Network (WAN) Transport environments.
• Demonstrated experience designing, configuring, installing, and troubleshooting both routing and switching systems on Cisco and Juniper equipment.
• Demonstrated experience with Routing Protocols to include OSPF, EIGRP, and BGP.
• Demonstrated experience with Gateway Redundancy Protocols to include Hot Standby Router Protocol (HSRP) and Virtual Router Redundancy Protocol (VRRP).
• Demonstrated experience designing and implementing L2 and L3 VPN across an MPLS network.
• Demonstrated experience with network security such as firewalls and Access Control Lists (ACL).
• Demonstrated experience using Microsoft Visio for network topology creation and modification.
• Demonstrated experience monitoring networks and using analysis tools to identify performance issues
• Demonstrated experience repairing identified issues
• Obtained (active or past) Cisco Certified Network Professional (CCNP)or Juniper Network Certified Internet Professional (JNCIP) certifications, or have equivalent experience in designing, implementing and managing multivendor LAN and WAN networks.
Optional Skills
• Experience supporting the Sponsor's A&A process
• Certification(s)
o Cisco Certified Internetwork Expert (CCIE)
o Juniper Network Certified Internet Expert (JNCIE)
o Information System Security Engineer Professional (ISSEP)
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 *
Customer Labor Category: | Database Developer | ![]() | – – – |
Location: | Chantilly, VA | ![]() | ![]() |
Position Description: | The successful candidate will be responsible for designing, developing, and maintaining high quality software based solutions for their clients. The ideal candidate will be passionate about software engineering, have a strong background in software development, as well as experience working in a collaborative agile environment. REQUIRED SKILLS: • Bachelor’s degree in Computer Science or related field • 15+ years of experience in software engineering • Demonstrated experience utilizing Oracle, PostgreSQL and modern database technologies. • Demonstrated experience performing testing and quality assurance of developed solutions within the existing Oracle data tier. • Demonstrated experience developing, creating, and modifying data structure and data load routines for analytic use cases. • Demonstrated experience working with relational data tiers including cleansing, transforming and processing of structured data. • Demonstrated experience working with views, triggers and Oracle PL/SQL. • Demonstrated knowledge of Amazon Web Services environments, including RDS, S3, notification/alert services, etc. • Demonstrated experience working within an Agile project management model and approved Project Management Frameworks. • Demonstrated experience aligning data architecture with enterprise strategy and architectures that integrate and improve the quality of enterprise data. DESIRED SKILLS: • Demonstrated experience as agile scrum master and agile development team member. • Demonstrated experience with Amazon Web Services/Cloud Data Migration Services. • Demonstrated experience with JIRA. • Demonstrated experience collaborating and presenting technical information with Sponsor staff, IT customers, and other technical and non-technical staff and contractors at all levels. • Demonstrated experience with a variety of data repository types (i.e., relational, NoSQL, distributed processing framework, etc.). |