• Cyber Defense - Red Team/Penetration…

    Koniag Government Services (Chantilly, VA)
    …Red Team/Penetration Engineer to conduct advanced adversary emulation, security modeling , and strategic security planning for our federal government clients. ... address security vulnerabilities through sophisticated attack simulations and security modeling . **Essential Functions, Responsibilities & Duties may include, but… more
    Koniag Government Services (06/26/25)
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  • Business Analyst II

    Amazon (Arlington, VA)
    …leverage its data to support business functions through complicated mathematical modeling . Analyze forecast and metrics data. Automate reports for promotional and ... targeting and optimization. Transform complicated business problems into mathematics modeling and provide data-driven solutions. Perform statistical analysis, including… more
    Amazon (06/18/25)
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  • ETL Java Developer SME

    Leidos (Reston, VA)
    …Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling , Signals Intelligence (SIGINT), and Cryptographic Key Management. At **Leidos** ... **Job Summary** This ETL Java Developer SME role is supporting support mission-critical systems in an Agile DevOps environment. You will have the opportunity to… more
    Leidos (06/11/25)
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  • Senior Hydraulic & Hydrologic Engineer

    Bechtel Corporation (Reston, VA)
    …process modeling ), and hydraulic analysis of structures and piping systems (including large cooling water system, stormwater systems , coastal structures, ... have solid experience in hydrologic analysis and hydraulic design of plant systems and structures and capable of developing nuclear licensing and design documents… more
    Bechtel Corporation (06/11/25)
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  • Dev Sec Ops Engineer

    Lockheed Martin (Herndon, VA)
    **Description:** As we enter a new era of Strategic Weapon Systems , Lockheed Martin is a pioneer, partner, innovator and builder\. Our amazing men and women are on a ... your experience and passion for engineering to Lockheed Martin, and build the systems which support our nation's defense systems \.** * This requisition is… more
    Lockheed Martin (05/24/25)
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  • Software Development Engineer II, Demand Science…

    Amazon (Arlington, VA)
    …while strengthening our core platforms. We use the latest ML and predictive modeling technologies to extract information valuable to our business. We're looking for ... on genuinely hard problems? Do you want to design systems that will handle huge amounts of data and...in the realm of Machine Learning (ML/AI/LLM) and economic modeling to address specific device-related challenges within inventory management… more
    Amazon (05/15/25)
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  • Director, Data Engineering

    Sallie Mae (Sterling, VA)
    …lead the design and implementation of modern data architectures, simplify legacy systems , and develop scalable pipelines and models to support the evolving needs ... data privacy (eg, GDPR, CCPA) and security. Establish monitoring and alerting systems to proactively identify and resolve data issues. + **Support for Advanced… more
    Sallie Mae (05/09/25)
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  • Lead Radio Frequency Engineer

    Battelle Memorial Institute (Chantilly, VA)
    …RF Engineer will be responsible for leading development of complex RF/microwave systems , for utilization in Communications and Electronic Warfare (EW) solutions. The ... design, prototyping, analysis, testing, fabrication and integration of RF/microwave systems , into multi-disciplinary engineering solutions. These solutions provide essential… more
    Battelle Memorial Institute (04/03/25)
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  • Navigation Engineer

    The Boeing Company (Herndon, VA)
    …with us. Boeing Defense, Space & Security (BDS), Maritime and Intelligence Systems (M&IS) seeks a **Navigation Engineer** to deliver best solutions for today's ... development of cutting-edge models, simulation tools, and navigation strategies for systems using sensor aided navigation techniques for a variety of applications… more
    The Boeing Company (06/26/25)
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  • Nuclear Engineer, Lead

    BOOZ, ALLEN & HAMILTON, INC. (Mclean, VA)
    …s effects subject matter expertise to client research and development ( R & D ) modeling and simulation ( M & S ) programs. Apply nuclear weapon s effects knowledge ... Basic Qualifications : + 15+ years of experience c ond ucting systems engineering or research developing and advancing physics-based models relating to atmospheric… more
    BOOZ, ALLEN & HAMILTON, INC. (06/25/25)
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