Title: SETA AI Engineer
Location: Columbia, MD
Compensation Range: $220 -$250K
*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:
Seeking an AI Engineer to provide technical advisory support for the design, evaluation, and advancement of AI-enabled applications, tools, and workflows. This role is intended for a hands-on technical professional who understands how modern AI systems are built and can help guide teams developing practical solutions using large language models, agentic workflows, orchestration frameworks, and supporting software infrastructure.

Core Tasks:

Qualifications

Preferred:

Title: Senior Systems Engineer
Location: Columbia, MD
Compensation Range: $190 -$220K
*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:
Seeking a Senior Systems Engineer to provide strategic systems engineering, technical governance, and enterprise integration support to PAE JCWA (Joint Cyber Warfare Architecture). This highly visible SETA position serves as a trusted advisor to leadership, supporting architecture development, systems engineering governance, Agile execution, and cross-functional coordination across JCWA programs. The role requires a blend of technical expertise, strategic thinking, process discipline, and exceptional communication skills to support complex systems-of-systems development within a DoD environment.

Core Tasks:

Qualifications

Preferred:

Title: Networking and Internet Product Manager
Location: Columbia, MD
Compensation Range: $200 -$230K
*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:
Seeking a Networking and Internet Product Manager to define and communicate the product vision and roadmap for cyber mission systems, with a focus on cloud networking and internet connectivity, in support of OCO.

Core Tasks:

Qualifications

Preferred:

Title: Virtualization Product Manager
Location: Columbia, MD
Compensation Range: $200 -$230K
*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:
Seeking a Virtualization Product Manager to define and communicate the product vision and roadmap for cyber mission systems, with a focus on virtualization and containerization technologies, in support of OCO.

Core Tasks:

Qualifications

Position: ServiceNow Administrator/ Developer
Location: Annapolis Junction, MD
Clearance: TS/SCI w/ Polygraph
Pay Range: 170- 195K

Company Overview:
Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through advanced intelligence, satellite, and cyber technologies. Our Intelligence Sector provides support and solutions for information collection, operations, exploitation, dissemination, and research activities. Our specialists focus on software development, cloud architecture, systems engineering, and network engineering across key DoD and Intelligence Community organizations.

The job duties are as follows:
Join a team designing architecture and developing solutions that support organizational needs. We are seeking an innovative, motivated professional to contribute to a highly skilled team operating in a hybrid cloud environment. The ideal candidate will have strong hands-on technical experience; AWS experience is a plus. We value a collaborative team environment and a commitment to continuous learning and professional growth.

Requirements:
Ten (10) years experience as SA in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor's degree. Compliance with DOD 8570.01-M with a minimum certification of IAT Level II. (CCNA – SECURITY; GICSP; GSEC; Security +; SSCP)

Job Responsibilities:

Required Skills:

Desired Skills:

Position: Security Tools Integration Specialist
Location: Annapolis Junction, MD
Clearance: Active TS/SCI w/ Polygraph needed to apply
Pay Range: 200 – 220K

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.

Position Description:

We are seeking a highly motivated Security Tools Integration Specialist to join a small, agile cybersecurity team. This role is responsible for the deployment, integration, maintenance, and optimization of security tools that support continuous monitoring and compliance efforts. The ideal candidate is technically strong, self-driven, and comfortable working both independently and collaboratively in a fast-paced environment.

Requirements:
Fourteen (14) years experience as a SE in programs and contracts of similar scope, type and complexity is required. Bachelor's degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required. Five (5) years of additional SE experience may be substituted for a bachelor's degree. Certifications: Compliance with DoD 8570.01-M with a minimum certification of IAM Level I (SEC+)

Key Responsibilities: 

Required Skills:

Desired Skills:

Position: Systems Administrator 
Location: Annapolis Junction, MD
Clearance: TS/SCI w/ Polygraph
Pay Range: 170- 195K

Company Overview:
Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through advanced intelligence, satellite, and cyber technologies. Our Intelligence Sector provides support and solutions for information collection, operations, exploitation, dissemination, and research activities. Our specialists focus on software development, cloud architecture, systems engineering, and network engineering across key DoD and Intelligence Community organizations.

The job duties are as follows:
Work in an environment where you can help design the architecture and develop solutions to meet organizational needs. Looking for an innovative, and motivated individual to join a small, talented, and hardworking Linux team in a hybrid cloud environment. This team creates, maintains, and troubleshoots Linux instances on multiple networks, in multiple architectures.

The ideal candidate will have hands-on Linux administration and scripting automation experience with knowledge of AWS Cloud technologies is a plus. Candidate must work well in a small team setting, have a desire to automate processes where possible, and a willingness to think outside the box to find solutions.

Requirements:
Ten (10) years experience as a SA in programs and contracts of similar scope, type, and complexity is required. Bachelor’s degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor’s degree. Certifications: Compliance with DoD 8570.01-M with a minimum certification of IAT Level II (SEC+, CCNA)

Required Skills:

Desired Skills:

Title: Web Developer
Location: Annapolis Junction, Maryland
Clearance: TS/SCI w/ Polygraph
Pay Range: 125 -140K

Company Overview:
Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of satellite, launch, and cyber technologies. Cornerstone’s Cyber Sector develops and supports solutions for computer network operations, including exploitation, defense, signals intelligence, and information technology missions. Supported organizations include the National Security Agency, the Defense Information Systems Agency (DISA), Aberdeen Proving Ground, the Federal Bureau of Investigation, and several commercial entities.

You will join a small, hardworking development team building and supporting enterprise web-based services deployed in AWS. This is an entry-level role with close mentorship, clearly scoped tasks, and an emphasis on learning good engineering habits.

Requirements:

No demonstrated experience is required. Bachelor's degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of SWE experience on projects with similar software processes may be substituted for a bachelor's degree. Compliance with DOD 8570.01 with a minimum certification of IAM Level I. (CAP, GSLC, Security +)

Responsibilities:

Required skills:

Professional work, academic, or personal-project experience (samples will be required for academic and personal projects) with one or more of the following:

– PHP
– Net C#
– Java
– Node.js
– Python
– HTML
– CSS
– JavaScript
– Vue.js
– React

Desired skills:

Title: Web Developer
Location: Annapolis Junction, Maryland
Clearance: TS/SCI w/ Polygraph
Pay Range: 190 – 210K

Company Overview:
Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of satellite, launch, and cyber technologies. Cornerstone’s Cyber Sector develops and supports solutions for computer network operations, including exploitation, defense, signals intelligence, and information technology missions. Supported organizations include the National Security Agency, the Defense Information Systems Agency (DISA), Aberdeen Proving Ground, the Federal Bureau of Investigation, and several commercial entities.

You will contribute as a core engineer on a small team delivering enterprise web services deployed in AWS. This mid-level role expects you to take ownership of features end-to-end, contribute to design decisions, and improve reliability and maintainability across multiple applications.
 

Responsibilities:

Required skills:

Professional work experience with one or more of the following:

– PHP
– .Net C#
– Java
– Node.js
– Python
– HTML
– CSS
– JavaScript
– Vue.js
– React

Desired skills:

Position: Database Administrator
Location: Annapolis Junction, MD
Clearance: Active TS/SCI w/ Polygraph needed to apply
Pay Range: 170- 200K

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.

Position Description:

Looking for a self-motivated individual that wants to learn new skills as well as contribute to the growth and maturity of the processes used to support and maintain databases by a small, talented, and hardworking database administration team. This team creates, maintains, and troubleshoots Microsoft SQL Server and MariaDB databases on multiple networks using multiple architectures. The environment consists of databases hosted both in on-premise datacenters and in cloud environments.

The ideal candidate will have hands-on experience creating, maintaining, patching and troubleshooting issues related to Microsoft SQL Server databases, knowledge of AWS Cloud technologies, works well in a small team setting, has a desire to automate processes where possible, and a willingness to think outside the box to find solutions.

Requirements:
Ten (10) years experience as a DBA in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in a technical discipline from an accredited college or university is required. Four (4) years of additional DBA experience may be substituted for a bachelor's degree. Compliance with DOD 8570.01-M with a minimum certification of IAT Level II. (CCNA – SECURITY, GICSP, GSEC, Security +, SSCP)

Required Skills:

Desired Skills: