• Battelle Memorial Institute (Washington, DC)
    …apply. **Job Summary** We are currently seeking a **Senior Test & Evaluation Engineer ** . This will be an **on-site** position located in **Arlington VA.** ... Critical Infrastructure Business Line group is seeking a senior acquisition test engineer to lead the research, development, test and evaluation of security … more
    DirectEmployers Association (09/16/25)
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  • Federal Laboratory Systems

    SAIC (Chantilly, VA)
    …integration, and training capabilities and solutions for the Intelligence Community, is seeking a ** Federal Laboratory Systems Engineer ** to provide ... training opportunities + Coordinate with Office of Public Affairs (OPA) to develop a Federal Laboratory website and, + Monitor website for new and existing… more
    SAIC (10/31/25)
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  • Senior Research Engineer - Power…

    Pacific Northwest National Laboratory (Washington, DC)
    …and Energy and Environment. In addition, we have an Environmental Molecular Sciences Laboratory , a Department of Energy, Office of Science user facility housed on ... applied research. We leverage a strong technical foundation in power and energy systems and advanced data analytics to drive innovation, transform markets, and shape… more
    Pacific Northwest National Laboratory (10/28/25)
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  • Subsurface Energy Sr. Scientist

    Pacific Northwest National Laboratory (Washington, DC)
    …and Energy and Environment. In addition, we have an Environmental Molecular Sciences Laboratory , a Department of Energy, Office of Science user facility housed on ... complex issues in nuclear science, energy, and environmental management. The Earth Systems Science Division, part of the Energy and Environment Directorate, provides… more
    Pacific Northwest National Laboratory (10/23/25)
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  • Missile Systems Engineer

    KBR (Washington, DC)
    Title: Missile Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... protecting our national security. KBR is seeking a Missile Systems Engineer to support US Department of...Department of Defense (DoD) programs at the Naval Research Laboratory in Washington, DC focused on the development, integration,… more
    KBR (09/17/25)
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  • Polymer Materials Engineer

    Precise Systems, Inc. (Washington, DC)
    As a solutions-based company, Precise Systems is focused on innovation in support of the warfighters and aligning our expertise to deliver the highest quality of ... workforces, we provide expert consultation on network and weapons systems acquisition programs, maintenance/modernization programs, and sustainment programs with… more
    Precise Systems, Inc. (10/08/25)
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  • Quantum Sensing Engineer

    SAIC (Chantilly, VA)
    …a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, ... **Description** SAIC is seeking a TS/SCI (with Poly) cleared Quantum Sensing Engineer responsible for providing high quality advisory services and program planning,… more
    SAIC (08/14/25)
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  • Hardware Integration Engineer (Electrical)

    CACI International (Dulles, VA)
    … (Electrical Engineer ) located in Dulles, VA. The Hardware Integration Engineer will design electrical products and complex systems . This position will ... Hardware Integration Engineer (Electrical) Job Category: Engineering Time Type: Full...products; assist in commercialization. + Build prototypes, products, and systems for testing; set up and run laboratory more
    CACI International (10/05/25)
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  • Environmental Test Engineer

    Huntington Ingalls Industries (Alexandria, VA)
    …and intelligence operations. HII designs, develops, integrates and manages the sensors, systems and other assets necessary to support integrated ISR operations and ... here for a short video: https://vimeo.com/732533072 Job Description Are you a hands-on engineer with a passion for pushing the limits of technology? Do you thrive… more
    Huntington Ingalls Industries (09/26/25)
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  • Corporate Enterprise Network Engineer

    TekSynap (Fort Belvoir, VA)
    **Responsibilities & Qualifications** **RESPONSIBILITIES** The Senior Corporate Enterprise Network Engineer performs a variety of network engineering task including ... satisfaction on technical matters + Plan, perform, and document laboratory assessments of hardware and software for both the...plan and implement technology refreshes and upgrades to NIPR systems and equipment + Identify and evaluate of emerging… more
    TekSynap (09/05/25)
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  • Materials Engineer

    Amentum (Washington, DC)
    …contingent upon contract award** Amentum is seeking an experienced **Materials Engineer ** to support a future shipbuilding acquisition program management services ... contract for US Naval Sea Systems Command (NAVSEA) Team Submarine (TEAM SUB). **Primary Responsibilities:**...ensuring attainment of design objectives. + Plans and implements laboratory operations to develop material and fabrication procedures for… more
    Amentum (09/27/25)
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  • Engineer Lead (Electromagnetic…

    Serco (Washington, DC)
    …the US Navy, then Serco has a wonderful opportunity for you! As the Engineer Lead (Electromagnetic Compatibility), you will be on a dynamic team providing technical ... will:** + Be the SIT Lead for electrical grounding and impressed current systems including EMIC, CKT-D and ICCP. + Analyze electromagnetic coupling and potential… more
    Serco (10/05/25)
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  • RF Spectrum Engineer

    Huntington Ingalls Industries (Arlington, VA)
    …Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...to support sensitive missions for the US military and federal agency partners. Meet HII's Mission Technologies Division Our… more
    Huntington Ingalls Industries (10/23/25)
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  • RF Spectrum Policy Engineer

    Huntington Ingalls Industries (Arlington, VA)
    …Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...to support sensitive missions for the US military and federal agency partners. Meet HII's Mission Technologies Division Our… more
    Huntington Ingalls Industries (10/16/25)
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  • Data Engineer 4

    Huntington Ingalls Industries (Arlington, VA)
    …Secret Level of Experience: Senior This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...to support sensitive missions for the US military and federal agency partners. Meet HII's Mission Technologies Division Our… more
    Huntington Ingalls Industries (09/19/25)
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  • Junior Mechanical Engineer

    Huntington Ingalls Industries (Alexandria, VA)
    …to Obtain Level of Experience: College This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...to support sensitive missions for the US military and federal agency partners. Meet HII's Mission Technologies Division Our… more
    Huntington Ingalls Industries (10/28/25)
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  • Pharmaceutical Process Engineer SME

    TAI (Fairfax, VA)
    **About the Role:** Join TAI as a Pharmaceutical Process Engineer SME to drive critical engineering design and optimization projects for our pharmaceutical clients. ... performing tasks like equipment sizing, process validation, and implementing control systems . If you have a Chemical/Biochemical Engineering degree, deep knowledge… more
    TAI (10/31/25)
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  • Network Testing Lab Infrastructure Engineer

    CACI International (Sterling, VA)
    Network Testing Lab Infrastructure Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... Technician to support the daily operations and maintenance of our network testing laboratory environment. This role will be responsible for assisting in the setup,… more
    CACI International (10/24/25)
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  • Associate Field Service Engineer

    Danaher Corporation (Washington, DC)
    …diagnostics, Beckman Coulter Diagnostics has challenged convention to elevate the diagnostic laboratory 's role in improving patient health for more than 90 years. ... world, more than one million tests are run on Beckman Coulter Diagnostics systems , impacting 1.2 billion patients and more than three million clinicians per year.… more
    Danaher Corporation (10/02/25)
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  • Mechanical Engineer

    TAI (Fairfax, VA)
    **About the Role:** We're seeking a skilled and motivated Mechanical Engineer to join our team at our new Northern Virginia office and contribute to exciting design ... Research applicable industry standards, prepare engineering studies, analysis of systems , preliminary and detailed engineering designs. + Develop engineering… more
    TAI (08/16/25)
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