• SIGINT Mission Engineer

    SAIC (Chantilly, VA)
    … system architecting, system and design, interface and data architectures, validation and verification, systems integration, and system & operational ... Chief Engineer , and Program Offices. You will manage development, test, and validation of systems assessment methodologies and tools such as STK, SOAP,… more
    SAIC (12/11/25)
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  • Systems Engineer (Aoco)

    Noblis (Chantilly, VA)
    …Noblis ESI is seeking an experienced All-Domain Overhead Cooperative Operations (AOCO) Systems Engineer to support our government client on-site in Chantilly, ... and their government representatives to collaboratively design, document, and validate system interfaces for use in disconnected, intermittent, and limited bandwidth… more
    Noblis (12/17/25)
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  • Mission Architecture Engineer

    JHNA (Alexandria, VA)
    …CORE, Cameo Systems Modeler, MagicDraw, or MapleMBSE) to support system requirements, design, analysis, verification & validation , and continuing throughout ... Time Mission Architecture Engineer JHNA is currently seeking a talented Model-Based Systems Engineer (MBSE) / Digital Engineer with Cameo and/or MBSE… more
    JHNA (11/03/25)
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  • Integration and Test Engineer , Directed…

    Huntington Ingalls Industries (Alexandria, VA)
    …Salary Ranges: Systems Test Engineer Mid Levels 2-3 - $73,261 - $130,000 Systems Test Engineer Senior Levels 4-5 - $104,304 - $190,000 Essential Job ... defense. We are seeking a highly experienced and motivated Systems Engineer to manage the integration and...Responsibilities * Perform system integration and verification / validation testing… more
    Huntington Ingalls Industries (11/29/25)
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  • Engineer Electrical 3

    Huntington Ingalls Industries (Newport News, VA)
    … department is looking for an experienced engineer to join the Combat System team. This mid‑to‑ senior level role will lead technical efforts to design, ... test, and sustain combat systems for submarine platforms. The engineer will drive system -level solutions, coordinate cross‑discipline teams, and ensure… more
    Huntington Ingalls Industries (12/22/25)
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  • Mid-Level Modeling and Simulation Engineer

    KBR (Chantilly, VA)
    …Architect, Chief Engineer , and Program Office + Manages development, test, and validation of systems assessment methodologies and tools such as STK, SOAP, ... Title: Mid-Level Modeling and Simulation Engineer Belong. Connect. Grow. with KBR! KBR's National...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (12/16/25)
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  • Quantum Sensing Engineer

    SAIC (Chantilly, VA)
    … Architecting, System Analysis and Design, Interface and Data Architectures, Validation and Verification, System Integration, System & Operations ... is seeking a TS/SCI (with Poly) cleared Quantum Sensing Engineer responsible for providing high quality advisory services and...interest. Understanding how to deploy components of a Quantum System into the Space Environment is a key aspect… more
    SAIC (11/13/25)
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  • Data Engineer (AI) Subject Matter Expert…

    SMX (Fort Belvoir, VA)
    Data Engineer (AI) Subject Matter Expert (SME) (4799) (TS/SCI) (Ft. Belvoir, VA - Nolan Bldg)at SMX(View all jobs) (https://www.smxtech.com/careers/) Fort Belvoir, ... VA SMX is seeking a **Data Engineer (AI) Subject Matter Expert (SME)** to spearhead the...Ensure pipelines are reliable, repeatable, and well-documented. **Data Quality, Validation & Monitoring** + Perform data profiling, validation… more
    SMX (11/08/25)
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  • Senior Systems Analyst

    TekSynap (Dahlgren, VA)
    …process modeling, and architecture support for Navy enterprise IT systems . The Senior Systems Analyst ensures that system designs, integrations, and ... **Responsibilities & Qualifications** TheTekSynap is seeking aSenior Systems Engineer .TheSenior Systems Engineerserves...& Requirements Definition + Enterprise Architecture (DoDAF) Modeling + System Testing & Validation + Risk and… more
    TekSynap (10/31/25)
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  • Sr Engineer - Federal

    Lumen (Herndon, VA)
    …review, testing, implementation, and validation . As a technical and hands-on position, the Senior Engineer will be responsible for systems in support of ... the world and shape the future. **The Role** The Senior Engineer will participate in multiple team...deliver and integrate requirements that meet all testing and validation requirements outlined in the performance specification + Providing… more
    Lumen (12/10/25)
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