• 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 (12/16/25)
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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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  • High Performance Computing Engineer - Mid

    General Dynamics Information Technology (Chantilly, VA)
    …bring to bear against complex problems. These systems enable complex analysis, simulation and modeling leveraging massively parallel computing and disparate ... **Req ID:** PRX25933 **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 (12/29/25)
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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 (12/21/25)
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  • Network-Centric Warfare Training Analyst

    SAIC (Virginia Beach, VA)
    …clearance with SCI eligibility. + Active military duty experience as a mid - to senior- level Staff Communications Officer or Information Warfare/Operations ... The ideal candidate for this position is a former mid - to senior-grade US Naval Officer with staff experience...+ Two (2) years of experience with Tactical Warfare Modeling and Simulation Systems such as JSAF,… more
    SAIC (11/16/25)
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  • Subsurface Energy Sr. Scientist

    Pacific Northwest National Laboratory (Richmond, VA)
    …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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  • 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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  • Network Control Technician - NETTN Field Services…

    Huntington Ingalls Industries (Virginia Beach, VA)
    …Time/Salaried/Exempt Anticipated Salary Range: $61,534.00 - $82,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides with Global ... infrastructure-including client devices, servers, and network components supporting enterprise modeling and simulation applications. The technician will work… more
    Huntington Ingalls Industries (10/13/25)
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