• Mid - Level Modeling

    KBR (Chantilly, VA)
    Title: Mid - Level Modeling and Simulation Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering ... and shape the future of space defense. KBR is seeking a Modeling And Simulation Engineer with in-depth knowledge of satellite relevancy to Department of Defense… more
    KBR (09/16/25)
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  • Mid - Level Software Developer

    Leidos (Bethesda, MD)
    **Description** **Join Our Innovative Team at Leidos!** **Job Description: Mid Level Software Developer** Ready to break away from the ordinary and dive into an ... a whiz with cluster computing, signal processing, Kubernetes, numerical simulation , multi-threading, GPUs, data visualization, underwater acoustic modeling ,… more
    Leidos (10/01/25)
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  • Mid - Level Image Scientist

    KBR (Springfield, VA)
    Title: Mid - Level Image Scientist Description: KBR is seeking a mid - level Image Scientist to support government customers in the Washington Metropolitan ... Area. The Image Scientist ( mid ) provides expertise in imagery science, imagery analysis, and...and LIDAR, on both space or airborne platforms. + Simulation and modeling experience and ability to… more
    KBR (10/17/25)
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  • Mid - Level SIGINT System Engineer

    KBR (Chantilly, VA)
    Title: Mid - Level SIGINT System Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... support the Government in defining new mission requirements, performing oversight of modeling and simulation , architectural definition clarifying the types of… more
    KBR (10/10/25)
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  • Mid - Level Full Stack C# Developer…

    General Dynamics Information Technology (Hanover, MD)
    …and designing system specifications, standards, and programming + Performs systems modeling , simulation , and analysis. Designs and develop basic compilers, ... **Req ID:** RQ210492 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None… more
    General Dynamics Information Technology (11/20/25)
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  • Software Engineering Manager - Manager…

    Northrop Grumman (Dulles, VA)
    …SCI approval/access _[US Citizenship required]_ + Experience in requirements analysis, modeling and simulation , embedded software development, and verification ... resources, processes, and tools + Demonstrated excellence in requirements analysis, modeling and simulation , verification and validation at subsystem and… more
    Northrop Grumman (11/26/25)
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  • Senior Software Developer - TS/SCI Clearance…

    Leidos (Reston, VA)
    …and lead teams of other subject matter experts, guiding and teaching junior and mid - level resources in the process of defining new systems to achieve specific ... highly managed government environments - COTS integration experience to include 3D modeling tools, simulation applications, and visualization tools. - Ability to… more
    Leidos (09/21/25)
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  • Subsurface Energy Sr. Scientist

    Pacific Northwest National Laboratory (Washington, DC)
    …system. **Responsibilities** PNNL's Environmental Subsurface Science Group is seeking a mid - level scientist or engineer with broad experience in geophysics, ... reservoir modeling , geologic carbon storage, geothermal energy production, and environmental...the ability to lead and support the development of simulation capabilities and the application of advanced simulation more
    Pacific Northwest National Laboratory (10/23/25)
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  • Radar Cross Section Mitigation Engineer

    Advanced Technology and Research Corporation (Bethesda, MD)
    RCS Mitigation Engineer Location: Bethesda, MD Type: Full Time Min. Experience: Mid Level : Salary Range : $80,000-$120,000 USD per year Advanced Technology & ... engineering, or Physics + Advanced degree is preferred. + Prior Modeling and Simulation (M&S) experience. + 2-3 years of experience with simulations and… more
    Advanced Technology and Research Corporation (11/07/25)
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  • Systems Engineer, Directed Energy PROPOSAL

    Huntington Ingalls Industries (Alexandria, VA)
    …range of disciplines. * Must be able to obtain a SECRET security clearance. * Mid Level : 2 years relevant experience with Bachelors in related field; 0 years ... Anticipated Salary Range: $72,254.00 - $195,000.00 Security Clearance: Ability to Obtain Level of Experience: Mid Employee Referral Amount: $1,000.00 Meet HII's… more
    Huntington Ingalls Industries (11/29/25)
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