• System Engineer (TS/SCI)- Senior

    Vexterra Group (Bethesda, MD)
    Job Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the ... tuning/performance enhancements. The individual will provide systems and software operations and maintenance support in a large, multi-enclave enterprise… more
    Vexterra Group (01/13/26)
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  • Flight Test Engineer Senior - Level…

    Lockheed Martin (St. Mary's County, MD)
    **Description:** You will be the Flight Test Engineer for the Multi Domain Control System \(MDCS\) team\. Our team provides on\-site support for test efforts for ... time control room assistance during ground and flight test operations \. MDCS flight test engineers interface between the air...**What You Will Be Doing** As the Flight Test Engineer you will be responsible helping design, develop, integrate… more
    Lockheed Martin (12/06/25)
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  • Senior Software Engineer (FPGA…

    Acclaim Technical Services (Annapolis Junction, MD)
    Acclaim Technical Services, founded in 2000, is a leading language, operations , and technology services company supporting a wide range of US Federal agencies. We ... firms and continues to grow. We are actively recruiting for a Software Engineer to support our Engineering Services and Solutions Division, based in Annapolis… more
    Acclaim Technical Services (10/27/25)
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  • Senior Principal Software Engineer

    Oracle (Annapolis, MD)
    …Infiniband. We are looking for a highly skilled and motivated distributed systems engineer who can architect solutions to scale and optimize Monitoring and Repair ... to scale and optimize Monitoring and Repair for components like GPU, CPU, Network , Storage with the goal to optimize customer experience and customer workload… more
    Oracle (01/17/26)
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  • Senior Software Engineer 25k Sign…

    Leidos (Columbia, MD)
    …. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals ... **Description** **Leidos** has a new and exciting opportunity for a Software Engineer (SWE) in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (01/06/26)
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  • Senior Software Test Engineer

    BigBear.ai (Annapolis Junction, MD)
    … to play a pivotal role in the testing and validation of cutting-edge Computer Network Operations (CNO) tools. This is a high-impact opportunity to support a ... highly visible US Government program focused on advanced software development, integration, and testing. If you're passionate about quality, thrive in fast-paced environments, and want to contribute to national security, we want to hear from you. What you will… more
    BigBear.ai (11/20/25)
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  • Senior Mobile Software Engineer

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Software Engineer and Exploitation Capability Integrator to architect, implement and deploy cutting-edge solutions that drive ... device functions. + Experience performing vulnerability research and protocol analysis ( network traffic, OS events). + Knowledge of end-to-end SIGINT collection and… more
    BigBear.ai (11/15/25)
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  • Senior Digital Verification Engineer

    Huntington Ingalls Industries (Fort Meade, MD)
    …$116,245.00 - $190,900.00 Security Clearance: TS/SCI with Poly Level of Experience: Senior This opportunity resides with Warfare Systems (WS), a business group ... and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats.… more
    Huntington Ingalls Industries (01/07/26)
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  • Network Architect, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    Network Architect, Senior The Opportunity: A...and careful planning. That's why we need a seasoned Network Engineer like you who knows how ... exact network the DoD needs. As a Network Engineer on our team, you'll use...configurations will come in handy as you optimize client operations and modernization. Using your experience in sof tware… more
    BOOZ, ALLEN & HAMILTON, INC. (12/29/25)
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  • Systems Engineer - TS/SCI Polygraph

    General Dynamics Information Technology (Bethesda, MD)
    …Yes **Job Description:** Deliver simple solutions to complex problems as a Systems Engineer Sr Advisor at GDIT. Here, you'll tailor cutting-edge solutions to ... we'll make your career growth ours. At GDIT, people are our differentiator. As a Systems Engineer Sr Advisor you will help ensure today is safe and tomorrow is… more
    General Dynamics Information Technology (12/10/25)
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