• Simulation Developer

    ManTech (Quantico, VA)
    …, or a related technical field + Minimum of 3 years of software development experience focused on simulation or game-based environments + Proficiency ... or Arena + Familiarity with version control systems and collaborative software development workflows **Preferred Qualifications:** + Understanding of modeling… more
    ManTech (11/03/25)
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  • Systems Engineering Lead

    Lockheed Martin (Manassas, VA)
    …a common Integrated Undersea Surveillance Systems \(IUSS\) signal processing and display system software and hardware suite for the US Navy\. Work with our team as ... requirements baseline and the application of requirements to multiple software configurations \- Act as the Subject Matter Expert...with a higher degree of quality \- Oversee the development of system operation training \(new systems and new… more
    Lockheed Martin (09/24/25)
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  • Portfolio Architect

    CACI International (Sterling, VA)
    …passionate team of industry-leading individuals supporting the best practices in Agile Software Development and hardware integration for the Department of ... Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage...Managing work with Jira products in the context of software development and reporting across multiple teams… more
    CACI International (08/28/25)
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  • Senior Application Developer

    CGI Technologies and Solutions, Inc. (Reston, VA)
    **Senior Application Developer** **Category:** Software Development / Engineering **Main location:** United States, Virginia, Reston **Position ID:** J1125-1225 ... be successful in this role:** . 7+ years of software development experience . Strong understanding of...in one or more of the following technologies: . Java /J2EE, EJB, ASP, PowerBuilder, C/C++, SQL, CGI, Visual Basic.… more
    CGI Technologies and Solutions, Inc. (11/18/25)
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  • Senior Integration Specialist

    Insight Global (Manassas, VA)
    …highly experienced developer with strong DevSecOps skills and a focus on backend software development , system integration, and legacy code migration. The ideal ... candidate will demonstrate technical leadership in both software development and integration, have a deep understanding of microservice architecture and… more
    Insight Global (11/01/25)
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  • Spacecraft/Satellite Flight Operations Junior…

    Lockheed Martin (Fort Belvoir, VA)
    …our priority, we provide diverse career opportunities designed to propel development and boost agility\. Our flexible schedules, competitive pay, and comprehensive ... position\. Please note that this role requires a security clearance , which can take approximately 7\-14 months to obtain\....* Familiarity in one of the following: LINUX, MATLAB, JAVA , C\+\+, PERL, ORACLE/SQL, HTML, XML\. * Understanding of… more
    Lockheed Martin (11/06/25)
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  • Full Stack AI/ML Developer

    CACI International (Ashburn, VA)
    …passionate team of industry-leading individuals supporting the best practices in Agile Software Development for the Department of Homeland Security (DHS). As ... worked with or have a strong interest in agile software development practices and delivering deployable ...languages including, but not limited to: YAML, JSON, Python, Java , JavaScript and TypeScript. + Full Stack development more
    CACI International (09/19/25)
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  • Test Engineer

    Nightwing (Sterling, VA)
    …performs functional, user acceptance, integration, and end-to-end testing for CUSTOMER system/ software development . The TE ensures that all delivered products ... and Cl control. Required Skills: + Technical Proficiency: Strong understanding of software development lifecycle (SDLC), quality management systems (QMS), and… more
    Nightwing (09/26/25)
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  • Systems Integration Specialist

    CACI International (Charlottesville, VA)
    …TS/SCI clearance (with Polygraph) **_Desired:_** + Understanding of software development methodologies and project management principles. + Proficiency ... Specialist Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (11/01/25)
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  • Senior Mechanical Engineer

    Leidos (Reston, VA)
    …or warehouse design, workflow development or management. + Software development skills preferred - python, java , etc. If you're looking for comfort, ... multi-disciplined government contractor team with a focus on research and development of characterization methodologies of aboveground and underground structures and… more
    Leidos (09/26/25)
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