• Senior Software Developer - TS/SCI Clearance…

    Leidos (Reston, VA)
    …of computer science, application development, requirements collection, system design, data analysis , test, simulation , and verification of software simulation ... **Description** The Mission Solutions Business Area at Leidos seeks a Software Engineer to lead the creation of new software capabilities within a matrixed research… more
    Leidos (12/21/25)
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  • Subsurface Energy Sr. Scientist

    Pacific Northwest National Laboratory (Richmond, VA)
    …Environmental Subsurface Science Group is seeking a mid-level scientist or engineer with broad experience in geophysics, reservoir modeling, geologic carbon storage, ... The position requires the ability to lead and support the development of simulation capabilities and the application of advanced simulation tools to diverse… more
    Pacific Northwest National Laboratory (10/23/25)
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  • Sensor Systems Engineering and Technical Support…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …Journeyman Engineer /Scientist + Production G/ATOR Engineer + RADAR Modeling and Simulation Engineer + RADAR Systems Engineer + RADAR Systems Spectrum ... in the general Sensor Work Areas of: RequirementsDevelopment, Systems Engineering, Analysis , Modeling, Hardware Design, Signal Processing, Sensor Operation, Test and… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • Director, Mechanical Engineering

    Meta (Richmond, VA)
    …Director, you will lead, drive and execute on our strategy to engineer and design large-scale data center infrastructure. You will drive towards implementing ... for data center product controls systems strategies, design, specifications, programming, simulation and support of new product delivery. 3. Work closely with… more
    Meta (12/20/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …Navy Training Command. This position provides technical leadership for complex simulation and training systems including requirements analysis , system ... for the listed position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a US… more
    SimIS Inc. (12/22/25)
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  • Collection Orchestration

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a **Collection Orchestration Engineer ** to provide Systems Engineer Technical Advisor (SETA) services for a critical position on ... over the complete end-to-end life cycle. As the **Collection Orchestration Engineer ** , you will provide specialized engineering expertise supporting a government… more
    SAIC (12/23/25)
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  • Data Analytics SETA

    SAIC (Chantilly, VA)
    …**JOB DESCRIPTION:** SAIC is seeking an experienced Data Analytics based Systems Engineer and Technical Assistant (SETA) for a position supporting a US Government ... **Chantilly, VA** area. The successful applicant will possess strong data analysis experience and broad information technology (IT) experience, eg network, hosting,… more
    SAIC (11/08/25)
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  • MBSE Enterprise Architect

    SAIC (Chantilly, VA)
    …SAIC is seeking to fill an opening for a Space Enterprise System Engineer to provide Systems Engineering and Technical Assistance (SETA) services to an IC ... The customer organization we support provides the system enterprise architecting, analysis , and system of systems engineering solutions that determine the current… more
    SAIC (11/26/25)
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  • (DoD SkillBridge), Specialist, Systems Engineering

    L3Harris (Ashburn, VA)
    …across fast-paced multidisciplinary (mechanical, electrical, specialty engineering) team. + Run simulation and other analysis tools to predict system performance ... cyber domains in the interest of national security. Job Title: Specialist, Systems Engineer Job Code: 30227 Job Location: Ashburn, Virginia Job Schedule: 9/80 (100%… more
    L3Harris (12/31/25)
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  • Mission Thread

    SAIC (Chantilly, VA)
    …Program, Landmark AOS in Chantilly, VA. As the **Mission Thread Systems Engineer ,** you be actively performing engineering analysis , ensuring programs ... **Description** SAIC is seeking a **Mission Thread Systems Engineer ** you will support of the NRO's GEOINT...IT, including cloud services; cyber; software; advanced analytics and simulation ; and training. We are a team of 23,000… more
    SAIC (12/19/25)
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