Cybersecurity Engineer II

  • Type: Contract
  • Job #3876

Cybersecurity Engineer II Tysons, VA TS/SCI with polygraph Overview: We are seeking a highly skilled and mission-focused Sr. Cybersecurity Engineer II to lead the design and development of secure, scalable identity and access management solutions in a classified cloud environment. In this role, you will build reusable frameworks and services that enable Zero Trust authentication […]

Scrum Master

  • Type: Contract
  • Job #3874

Scrum Master  Tysons, VA TS/SCI with polygraph Overview: We are seeking an experienced Scrum Master to lead Agile software development teams in delivering high-impact solutions within a dynamic, mission-driven environment. In this role, you will facilitate Agile ceremonies, coach teams on Scrum best practices, and serve as a critical liaison between business stakeholders and technical […]

Information Systems Security Engineer

  • Location: Tysons, Virginia
  • Type: Contract
  • Job #3872

Title: Information Systems Security Engineer Location: Tysons, 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 […]

Infrastructure Engineer (L5)

  • Type: Contract
  • Job #3870

Infrastructure Engineer – Level 5 (Senior Platform Engineer) Richardson, TX TS/SCI Cornerstone Defense is seeking a Principal Platform Engineer with well-rounded Linux Infrastructure Engineering expertise to join an agile product team. The Ideal candidate will have experience in both traditional infrastructure design; provisioning of platform, storage, and networking resources for existing on-premise infrastructure that ideally […]

Systems Engineer

  • Location: Chantilly, Virginia
  • Type: Contract
  • Job #3869

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 […]

Virtualization-Savvy CNO Developer

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3868

Title: Virtualization-Savvy CNO Developer Location: Annapolis Junction, MD 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 […]

DevOps Software Engineer 3 (Big Data)

  • Location: Annapolis Junction
  • Type: Contract
  • Job #3867

Title: DevOps Software Engineer 3 (Big Data) 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 […]

DevOps Software Engineer 3 (HPCaaS)

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3866

Title: DevOps Software Engineer 3 (HPCaaS) 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 […]

Business Process Analyst

  • Location: Reston, Virginia
  • Type: Contract
  • Job #3865

Title: Business Process Analyst Location: Chantilly, Virginia *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 […]

HPC Software Integration Engineer 4

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3864

Title: HPC Software Integration Engineer 4 Location: Annapolis Junction, MD Compensation Range: $210 -$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 […]

HPC DevOps Engineer 4

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3863

Title: HPC DevOps Engineer 4 Location: Annapolis Junction, MD Compensation Range: $210 -$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 […]

Infrastructure Engineer IV

  • Type: Contract
  • Job #3862

Infrastructure Engineer Aurora, CO TS/SCI w/ Poly Compensation Range: $130,000 – $150,000 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 […]

Software Engineer 4 (Hybrid)

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3861

Title: Software Engineer 4 (Hybrid) Location: Annapolis Junction, MD Compensation Range: $210 -$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 […]

ServiceNow Developer

  • Type: Contract
  • Job #3859

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 […]

Senior Software Engineer II

  • Type: Contract
  • Job #3854

Senior Software Engineer II Tysons Corner, VA Active TS/SCI with Poly 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 […]

Senior Software Engineer III

  • Type: Contract
  • Job #3853

Senior Software Engineer III Tysons Corner, VA Active TS/SCI with Poly 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 […]

Senior Data Engineer

  • Type: Contract
  • Job #3851

Senior Data Engineer Tysons Corner, VA Active TS/SCI with Poly 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 […]

Quality Assurance Tester

  • Type: Contract
  • Job #3850

Quality Assurance Tester  Tysons Corner, 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 […]

Data Engineer

  • Type: Contract
  • Job #3847

Data Engineer  Tysons Corner, 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 […]

Tech CI Analyst

  • Location: Chantilly, Virginia
  • Type: Contract
  • Job #3846

Tech CI 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 […]

Web Developer/Software Engineer

  • Type: Contract
  • Job #3844

Job Title: Web Developer Location: Salt Lake City, UT Duration: 6 months Salary: $140K – $160K Work Schedule: 9/80 work shift Experience Level: Mid to Senior 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 […]

Software Engineer – Backend Solutions

  • Location: Chantilly, Virginia
  • Type: Contract
  • Job #3837

Software Engineer – Backend Solutions JOB DESCRIPTION We’re looking for a Software Engineer who is passionate about building modern, scalable solutions for ingesting and transforming data. This role blends back-end engineering with data pipeline development and is perfect for someone who enjoys designing modular services and bringing structure to complex data environments. As part of […]

Help Desk Specialist — Lead

  • Location: Reston, Virginia
  • Type: Contract
  • Job #3836

Help Desk Specialist – Lead  Springfield, VA Active TS/SCI with CI Polygraph Job Requirements: Serve as the first point of contact for customers seeking technical assistance over a ticketing system. Perform remote troubleshooting through diagnostic techniques and pertinent questions. Determine the best solution based on the issue and details provided by customers. Walk the customer […]

Junior Windows System Engineer

  • Location: Reston, Virginia
  • Type: Contract
  • Job #3835

Windows Systems Engineer Springfield, VA Active TS/SCI with CI Polygraph The Junior Windows Systems Engineer supports the configuration, deployment, and maintenance of Windows-based systems within a secure, mission-critical environment. This role works closely with the DevOps team and senior engineers to assist in system installation, patching, and performance monitoring across classified networks. Responsibilities include managing day-to-day Windows operations, monitoring system […]

Senior Business Analyst

  • Location: Reston, Virginia
  • Type: Contract
  • Job #3834

Senior Business Analyst Springfield, VA Active TS/SCI with CI Polygraph Cornerstone is seeking a Business Intelligence Analyst responsible for working closely with Customer Engagement project teams to provide the customer with business analysis expertise, report creation and dashboard design, in a tactical capacity, evaluating internal and external client requirements and implementing effective solutions in a […]

Interface Developer

  • Location: Reston, Virginia
  • Type: Contract
  • Job #3833

Interface Developer Springfield, VA Active TS/SCI with CI Polygraph Cornerstone is seeking highly motivated Developers to build and implement functional software solutions, that thrives in a fast-paced, agile environment including the ability to engage in open and animated peer review sessions, able to change direction quickly, and an eagerness to learn new technologies. The ideal […]

Technical Trainer/Instructional Designer

  • Location: Reston, Virginia
  • Type: Contract
  • Job #3832

Technical Trainer/Instructional Designer Springfield, VA Active TS/SCI with CI Polygraph The Technical Trainer / Instructional Designer will support the Customer Engagement and Implementation Teams in developing and delivering comprehensive technical training solutions for customer environments. This role is responsible for designing, preparing, and conducting technical training programs to support COTS and enterprise-level system deployments, ensuring end users can […]

Senior System Administrator

  • Location: Colorado Springs, Colorado
  • Type: Contract
  • Job #3830

  Senior System Administrator  Colorado Springs, CO  Active TS/SCI   $135,000 – $160,000 base salary 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 […]

Platform Engineer

  • Location: Colorado Springs, Colorado
  • Type: Contract
  • Job #3829

Software and Systems Security Engineer Colorado Springs, CO TS/SCI $150,000 – $180,000 base salary Job Responsibilities: Design, build, and maintain technology solutions and systems that provide security for on-prem systems, networks, and data. This can include: Authentication and identity services, including multi-factor solutions, network access control identity servers, and related authentication and authorization technologies. Network […]

Information Systems Security Engineer

  • Type: Contract
  • Job #3827

Information Systems Security Engineer Reston, VA TS/SCI with Polygraph Overview: We are seeking a highly skilled Information Systems Security Engineer (ISSE) to join our team. In this role, you will design, implement, and maintain enterprise security solutions to protect mission-critical systems, networks, and data. You will collaborate with cross-functional teams to ensure compliance with government security standards while […]

Software Engineer

  • Type: Contract
  • Job #3821

Title: Software Engineer Location: Annapolis Junction, MD Compensation Range: $165 -$185K *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 […]

Software Engineer 3 (Automation)

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3820

Title: Software Engineer 3 (Automation) 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 […]

Software Engineer 2 (Metrics & Monitoring)

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3819

Title: Software Engineer 2 (Metrics & Monitoring) 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 […]

Software Engineer 2 (Permissions Management)

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3817

Title: Software Engineer 2 (Permissions Management) 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 […]

DevSecOps III

  • Type: Contract
  • Job #3814

DevSecOps Engineer III Reston, 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 […]

Software Engineer 3 (Data Management)

  • Location: Annapolis Junction, Maryland
  • Type: Contract
  • Job #3813

Title: Software Engineer 3 (Data Management) 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 […]

Network and Systems Engineer

  • Location: Sunnyvale, California
  • Type: Contract
  • Job #3812

Title: Network and Systems Engineer Location: Sunnyvale, CA Security Clearance: Secret Required Salary: $120k – $150k Work Schedule: Onsite | 9/80 work schedule | Department-wide team Fridays with social events Contract Duration: 6+ months, with potential extensions tied to R&D contract awards Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of […]

Systems Engineer

  • Location: Sunnyvale , California
  • Type: Contract
  • Job #3811

Title: Systems Engineer Location: Sunnyvale, CA Security Clearance: Secret Required to start (Will eventually have to get Top Secret) Salary: $100k – $130k Work Schedule: Onsite | 9/80 work schedule | Department-wide team Fridays with social events Contract Duration: 6+ months, with potential extensions tied to R&D contract awards Company Overview: Cornerstone Defense is the Employer of Choice within […]

Software Engineer 3 (Monitoring Capabilities)

  • Location: Annapolis Junction
  • Type: Contract
  • Job #3809

Title: Software Engineer 3 (Monitoring Capabilities) 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 […]

System Administrator

  • Type: Contract
  • Job #3801

Systems Administrator Aurora, CO Active TS/SCI w/ Poly Compensation Range: $90,000 – $110,000 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 […]