• Quantitative Model Audit Lead

    Fannie Mae (Reston, VA)
    …finance business. This role focuses on areas such as interest rate modeling , market risk analysis, funding and liquidity risk management, and capital markets ... audit reviews of models. Provide credible challenge in auditing the modeling practices across the enterprise, including evaluation of development documentation,… more
    Fannie Mae (11/03/25)
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  • Simulation Engineer - TS/SCI Required

    Leidos (Reston, VA)
    …engineering, data science, operations research or a related field + Experience with system of systems modeling and simulation **Preferred Qualifications:** + ... their interactions and to uncover vulnerabilities. Simulation types include: system of systems simulations, distributed simulations, and object-oriented… more
    Leidos (09/26/25)
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  • Geospatial Engineer

    Lockheed Martin (Virginia Beach, VA)
    …Engineer Subject Matter Expert \(SME\) in virtual and physics\-based modeling , responsible for developing, coordinating, and managing deliberate 3DIM plans ... strategic facilities * Providing expertise in virtual and physics\-based modeling to support engineering analysis and geotechnical characterizations * Collaborating… more
    Lockheed Martin (11/06/25)
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  • OERI - Critical Infrastructure and Data…

    Old Dominion University (Suffolk, VA)
    …with the expertise aligned with the Center for Secure and Intelligent Critical Systems Digital Twin for distributed energy resources, Modeling and Simulation for ... research in resilient infrastructure, infrastructure data transformation, and secure smart systems to address national security challenges in coastal regions. It… more
    Old Dominion University (09/27/25)
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  • Supervisor Electric Transmission Operations…

    Dominion Energy (Glen Allen, VA)
    …functions efficiently on a day-to-day basis by balancing between 1. Providing power system modeling expertise. + Steady state, dynamic, transient short circuit, ... engineering or technology focused organization with a preference for experience in power system analysis modeling . + An advanced degree (Master's or Doctorate)… more
    Dominion Energy (12/02/25)
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  • Counter Space Payload Engineer

    SAIC (Chantilly, VA)
    …planned future technologies, including operational concepts, applied technologies, and system architectures, to facilitate the demonstration and transition of novel ... threats. The Counter-Space Payload Engineer should have experience with systems which operate across the electromagnetic spectrum, specifically, Radio Frequency… more
    SAIC (11/06/25)
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  • Senior Security Operations Engineer - Ctj - Poly

    Microsoft Corporation (Reston, VA)
    …analyzes specific aspects of attempted or successful efforts to compromise systems security. + Escalates findings as appropriate within agreed response times. ... monitoring to identify any possible intrusions Maintain and create system documentation. + Deep understanding of system ...hardening in the following: Windows, Linux or macOS operating systems + Keep up to date on emerging vulnerability,… more
    Microsoft Corporation (12/11/25)
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  • Geophysicist

    Pacific Northwest National Laboratory (Richmond, VA)
    …Energy and Environment Directorate, provides leadership and solutions that advance Earth system opportunities for energy systems and national security. We are ... the affordability, reliability, resiliency, and security of the American energy system ; and resolving complex issues in nuclear science, energy, and environmental… more
    Pacific Northwest National Laboratory (10/23/25)
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  • Computational Finance Technology and Regulation…

    The MITRE Corporation (Mclean, VA)
    …Innovation Laboratory (FINLab) and Model-Based Analytics Department (L144) in the Modeling , Simulation, Experimentation and Analytics Division. In FINLab, our CompFi ... processes to enhance the safety, stability, and security of the US Banking System , market infrastructure, and Financial Markets. Join a highly skilled team executing… more
    The MITRE Corporation (10/09/25)
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  • Instrumentation and Controls Engineer - Network…

    MPR Associates (Alexandria, VA)
    …power generation, healthcare, and other industrial applications. + Provide analysis and modeling capabilities for networked I&C systems , including developing and ... Distributed Control Systems (DCS) and/or Programmable Logic Controller (PLC) systems and control system devices, computers, communications, and networks. +… more
    MPR Associates (11/18/25)
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