• Senior Mechanical Engineer

    Leidos (Reston, VA)
    …domain experience. + Working knowledge of mechanical (HVAC) and life safety systems associated with critical environments + Ability to evaluate, organize and utilize ... Electric, Siemens, DeltaV, Wonderware, Emerson, etc. + Experience with one or more modeling programs such as Revit MEP, SketchUP. Solidworks, VentSIM, UTAS, etc +… more
    Leidos (09/26/25)
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  • Mechanical Engineer - Multiple Levels - Top Secret…

    Leidos (Reston, VA)
    …is required + Working knowledge of mechanical (HVAC) and life safety systems associated with critical environments + Ability to evaluate, organize and utilize ... Electric, Siemens, DeltaV, Wonderware, Emerson, etc. + Experience with one or more modeling programs such as Revit MEP, SketchUP. Solidworks, VentSIM, UTAS, etc +… more
    Leidos (09/20/25)
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  • Python Developer

    ICF (Reston, VA)
    …SQL queries. + Utilize ORM technologies such as Hibernate or equivalent for data modeling and persistence. + Deploy and manage applications in Azure cloud ... You Will Do:** + Design and implement scalable web applications using modern technologies. + Stay up to date...+ Bachelor's degree in computer science, management of information systems , mathematics or equivalent experience. + 5 years of… more
    ICF (12/02/25)
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  • Data Scientist (AI / ML Focus)

    St. George Tanaq Corporation (Richmond, VA)
    …will develop predictive models, simulations, and decision-theory frameworks to enhance system functionality, operational efficiency, and mission alignment. This is a ... and Skills** + 5+ years of experience in data science, statistical modeling , or AI/ML projects. + Experience developing predictive models, simulations, and… more
    St. George Tanaq Corporation (12/02/25)
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  • Data Engineer

    SMX (Quantico, VA)
    …maintain the core data pipelines that enable enterprise AI, analytics, and mission systems . This role is essential for making data accessible, reliable, and usable ... scalable data pipelines, ETL/ELT workflows, and integrations across cloud and on-prem systems . + Prepare and optimize data for AI/ML models, semantic search,… more
    SMX (12/05/25)
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  • ServiceNow Developer

    Steampunk (Mclean, VA)
    …technical teams to deliver scalable, secure, and user-friendly ServiceNow applications that meet organizational and customer requirements. The ServiceNow Developer ... integrate with the ServiceNow platform, including Microsoft Power BI, custom applications , workflows, and automation. + Develop and maintain client scripts, business… more
    Steampunk (12/17/25)
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  • Senior or Master Military Trainer - Sustainment…

    Serco (Suffolk, VA)
    …date, as the position may close earlier if filled or if the application volume exceeds expectations. Please submit applications exclusively through Serco's ... unified action. + Identify sustainment requirements, develop support concepts, and integrate modeling and simulation data to improve exercise realism and fidelity. +… more
    Serco (11/26/25)
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  • Secret Solutions Architect

    Insight Global (Fairfax, VA)
    …8 years of Solution Architecture experience - Extensive experience in developing strategic systems architecture - Experience in system and network design and ... in designing, integrating, and optimizing secure IT solutions for government systems . This position will be on-site in Merrifield, VA. Key Responsibilities… more
    Insight Global (11/18/25)
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  • Network Engineer, TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …Infrastructure and Operations **Skills:** Data Networking,Local Area Network (LAN),Network Systems **Experience:** 10 + years of related experience **US Citizenship ... Engineer** with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and… more
    General Dynamics Information Technology (11/15/25)
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  • Naval and DoD Warfare Analyst

    Serco (Alexandria, VA)
    …date, as the position may close earlier if filled or if the application volume exceeds expectations. Please submit applications exclusively through Serco's ... test facilities, hardware-in-the-loop laboratories, measurement facilities, software testbeds, and modeling and simulation used for testing), including the Major… more
    Serco (11/29/25)
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