• Virtual Infrastructure Engineer - Advanced Cyber…

    IDS International (Arlington, VA)
    …multidimensional world. IDS tailors solutions for a diverse range of government , military, nonprofit, and public-sector clients. Locations Arlington, VA Shifts ... using Infrastructure-as-Code and CI/CD pipelines. + Integrate advanced traffic simulation capabilities (burst, steady-state, geo-distributed, AI/ML-driven) to emulate realistic… more
    IDS International (01/08/26)
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  • Senior Software Engineer (S)

    SimIS Inc. (Dahlgren, VA)
    …Inc. seeks Senior Software Engineers to lead software development for simulation systems, mentor junior developers, and oversee complex software integration ... projects. This position involves developing and maintaining software for training simulation systems including scenario development tools and system interfaces. The… more
    SimIS Inc. (12/22/25)
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  • Sr. Software Test Engineer

    Alaka'ina Foundation Family of Companies (Dahlgren, VA)
    …for a Senior Software Test Engineer to provide support for our government customer in Dahlgren, Virginia. DESCRIPTION OF RESPONSIBILITIES: + Plan, coordinate, ... their causes. + Test software products to prepare for government acceptance. + Document software and application defects using...issues. + Determine the degree of fidelity for the simulation necessary to maximize the transfer of training. +… more
    Alaka'ina Foundation Family of Companies (01/10/26)
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  • Mechanical Ground Support Equipment Engineer…

    Northrop Grumman (Dulles, VA)
    …or other manufacturing methods. + Perform detailed design tasks using CREO Parametric Computer Aided Design (CAD) and other software tools to develop and document ... be a US Citizen with the ability to obtain government clearance. + Experience in performing engineering tasks associated...design and manufacturing. + Basic understanding of analysis and simulation methods and results. + Able to work on… more
    Northrop Grumman (01/13/26)
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  • Scientific Software Developer (DC, NoVA)

    Stellar Science (Vienna, VA)
    …(CEM), space systems modeling, atmospheric modeling, high performance computing (HPC), computer aided design (CAD) tools, image simulation , computer ... + Ph.D., MS, or BS in physics, math, electrical/mechanical/aerospace engineering, computer science, or any relevant scientific or engineering field + Ability… more
    Stellar Science (01/08/26)
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  • Fleet Requirements Analyst

    ManTech (Norfolk, VA)
    …Baseline (NTB). + Knowledge of High Level Architecture (HLA) and Distributive Interactive Simulation (DIS) protocols and other M&S protocols + Able to operate Joint ... Warfare Scenario (JAWS). + Possess ability to operate the modeling and simulation (M&S) system + Develop and execute comprehensive test plans, strategies, and… more
    ManTech (01/09/26)
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  • Subsurface Energy Sr. Scientist

    Pacific Northwest National Laboratory (Richmond, VA)
    …The position requires the ability to lead and support the development of simulation capabilities and the application of advanced simulation tools to diverse ... systems with human activities. It uses scientific principles, instrument measurements, computer models, data analysis, and knowledge of policy and regulatory drivers… more
    Pacific Northwest National Laboratory (10/23/25)
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  • Systems Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …and mentoring, while broadening your skillset into areas like modeling and simulation and computational analysis. Grow your skills by merging data analytics and ... algorithm development to create government -furnished information into assessment models. Join our team and...Have: + 5+ years of experience with modeling and simulation in a defense or national security environment +… more
    BOOZ, ALLEN & HAMILTON, INC. (01/18/26)
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  • Signal Processing Engineer

    Leidos (Arlington, VA)
    …- Develop, model, and test algorithms in Matlab, Simulink, or C+- Analyze results from simulation or real data to identify root causes and trends - Develop novel and ... advanced algorithms, performance simulation , and analysis - using simulated and real data...clearance - Bachelors of Science in Electrical Engineering, Physics, Computer Science, Mathematics or related field - 4+ years'… more
    Leidos (01/16/26)
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  • Python Software Engineer - Level 3

    Northrop Grumman (Fairfax, VA)
    …may be required._ The candidate will work on expanding proof of concept network simulation software to a more feature rich software product. The work will include ... Collaborate with other teams, such as network specialists, to ensure that the simulation software properly models relevant parameters. + Other duties as assigned If… more
    Northrop Grumman (01/18/26)
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