• Model-Based Software Systems Engineer

    The MITRE Corporation (Mclean, VA)
    Government agencies. Basic Qualifications: * Bachelor's degree in Computer Science, Engineering, Mathematics, Physics, Systems Engineering, Software Engineering, ... to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense,… more
    The MITRE Corporation (01/14/26)
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  • Data Engineer- Senior

    Cintel Inc (Huntsville, AL)
    …a combination of open-source technologies , Commercial Off-The-Shelf (COTS) , and Government Off-The-Shelf (GOTS) tools to develop and deliver an advanced visual ... + Apply open-source, COTS, and GOTS technologies to meet program and government requirements Required Qualifications + Active Top Secret (TS) security clearance +… more
    Cintel Inc (01/14/26)
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  • Automated Test Engineer 4

    Leidos (Egg Harbor Township, NJ)
    …with multidisciplinary engineering teams, program management, subcontractors, and government representatives. Produce formal test documentation, analysis reports, ... audits. **What Sets You Apart:** + Due to US Government contract, must be a US Citizen with the...a Public Trust security clearance. + Bachelor's degree in Computer Science, Systems Engineering, or related discipline, and at… more
    Leidos (01/13/26)
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  • Postdoctoral Appointee - Profiling AI Workflows…

    Argonne National Laboratory (Lemont, IL)
    …large, heterogeneous HPC workflows that combine AI and traditional modeling and simulation (ModSim). You will work with cutting-edge exascale systems and novel AI ... the last 0-5 years) or equivalent experience in a computational science discipline, computer science, or in a related field. + Hands-on experience with performance… more
    Argonne National Laboratory (01/10/26)
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  • Software Integration Systems Engineer

    SAIC (Redondo Beach, CA)
    …and is in **El Segundo, CA.** In this role you will support a government program office in charge of ground element command and control (C2) activities for ... metal and virtual environments. You will provide primary support to the government at a factory location overseeing software development, integration and testing.… more
    SAIC (01/08/26)
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  • Cyber Program Protection Engineer

    SAIC (Broomfield, CO)
    …and maintain a Program Protection Implementation Plan (PPIP) aligned with government standards, ensuring full execution and integration of Anti-Tamper and ... and ensure component authenticity. + Compliance & Audit Support: Facilitate government Program Protection Surveys and supply chain inspections by maintaining… more
    SAIC (01/07/26)
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  • Principal FPGA Design Engineer - Onsite

    RTX Corporation (Tucson, AZ)
    …Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US ... parts, collaborative modeling of algorithms, partition and perform code development, simulation , and place and route. Designs are verified against requirements using… more
    RTX Corporation (01/02/26)
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  • Postdoctoral Appointee High-fidelity…

    Argonne National Laboratory (Lemont, IL)
    …identify and improve the bottlenecks in scaling the simulations. + Analyze large simulation datasets to gain new scientific insights and develop reduced order models ... kinetics, combustion, and detonations. + Experience in mesh generation with computer -aided design software. + Collaborative skills, including the ability to work… more
    Argonne National Laboratory (12/31/25)
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  • T&E Systems Engineer

    SURVICE Engineering (Quantico, VA)
    …Our employees have backgrounds in engineering, physics, mathematics, chemistry, computer science, acquisition, technical writing, training, and other technical and ... with technical initiatives and ECPs. + Interface with the Government Team Leads, Assistant Program Manager (APM) functional leads,...have supported the development, testing, analysis, and modeling and simulation (M&S) of many of the major US air,… more
    SURVICE Engineering (12/26/25)
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  • HHPC Incumbents

    Leidos (Webster, TX)
    …engineering, or mission operations + Experience with data systems, analytics, modeling, or simulation + Prior experience working with government customers or on ... team on HHPC provides end-to-end human health and performance support for government and commercial spaceflight missions. We support our customers by integrating… more
    Leidos (12/24/25)
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