• Machine Learning Engineer II, Sponsored Products…

    Amazon (Arlington, VA)
    …high relevance bar and strict latency constraints. We are a team of applied scientists and machine learning engineers working on complex solutions to understand the ... machine-learning pipelines and online serving components. * Work closely with applied scientists to optimize the performance of machine-learning models, improve the… more
    Amazon (07/31/25)
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  • Senior Economist

    Amazon (Arlington, VA)
    …class data systems and apply approaches from a variety of skillsets - applied macro/time series, applied micro, econometric theory, empirical IO, empirical ... team embedded within a business unit or a central science and economics organization. You will be expected to...Preferred Qualifications - 5+ yrs of relevant, broad research science experience after PhD degree or equivalent. - Advanced… more
    Amazon (07/24/25)
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  • Data Scientist, Devices Economic Value

    Amazon (Arlington, VA)
    …advances in machine learning and other modeling frameworks. About the team Devices Science team's mission is to drive measurement and optimization of long term ... product lifecycle, and drive clear value for Amazon shoppers. We leverage science advancements across causal inference, structural modeling and machine learning, to… more
    Amazon (06/24/25)
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  • Deputy Assistant Secretary of Defense (Strategic,…

    Office of the Secretary of Defense (VA)
    …Committee to integrate multiple disciplines into a cohesive whole across science and technology, requirements, acquisition, development, test and evaluation, and ... under the law and democratic self-government. Ensures the law is applied fairly and consistently. Civic-Mindedness: Stays up-to-date on important developments in… more
    Office of the Secretary of Defense (08/08/25)
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  • On-Call Scientific Software Engineer (Climate)…

    ICF (Reston, VA)
    …using, maintaining, and expanding the developed package so that it is easily applied by other staff. + Perform other duties as assigned. **Minimum Qualifications** + ... Bachelor of Science degree in engineering, computer science , or related discipline. + 5+ years of experience with the Pangeo ecosystem of Python packages,… more
    ICF (08/01/25)
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  • Program Manager of Security Assurance - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …Collaborating across teams, you will ensure the same compliance standards are applied evenly as you educate teams on compliance requirements. You'll also develop ... **Required Quaifications:** + Master's Degree in Statistics, Mathematics, Computer Science , Risk Management, Cyber Security, or related field AND 1+… more
    Microsoft Corporation (07/25/25)
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  • NLP & LLM Data Scientist - Healthcare & Life…

    Norstella (Richmond, VA)
    …and laboratory reports analysis, will be instrumental in driving our data science initiatives and innovations, particularly in the development of rich multimodal ... **Qualifications:** + Master's or Ph.D. degree in Computational Biology, Computer Science , Data Science , Computational Linguistics, Machine Learning, or a… more
    Norstella (07/05/25)
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  • Systems Engineer - Modeling and Simulations SME

    QinetiQ (Mclean, VA)
    …our work contributes to innovative research in the fields of sensor science , signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and ... or related STEM field Experience: + Minimum 4-7 years of experience in applied systems engineering methodology with focus on modeling and simulation of complex… more
    QinetiQ (08/10/25)
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  • Senior Systems Engineer - Aerostat IPT Lead

    QinetiQ (Mclean, VA)
    …our work contributes to innovative research in the fields of sensor science , signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and ... or related STEM field Experience: + Minimum 10 years of experience in applied systems engineering methodology with focus on complex system integration + Experience… more
    QinetiQ (08/10/25)
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  • Senior Systems Engineer - Human Factors SME

    QinetiQ (Mclean, VA)
    …our work contributes to innovative research in the fields of sensor science , signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and ... or related STEM field Experience: + Minimum 10 years of experience in applied human factors engineering with focus on complex military or aerospace systems +… more
    QinetiQ (08/10/25)
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