• Lead R&D Engineer / Scientist

    Solstice Advanced Materials (Colonial Heights, VA)
    The **Lead Research and Development Engineer / Scientist ** will be responsible for providing guidance, mentorship, and technical expertise to lead critical project ... groups. You will utilize your background in areas such as materials science, electronics, sensors, controls, or related fields to guide and contribute to the development of innovative solutions. You will be responsible for identifying opportunities for process… more
    Solstice Advanced Materials (11/01/25)
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  • Micro-Circuit Engineer / Scientist

    Amentum (Arlington, VA)
    Job Description Amentum is seeking a Micro-Circuit Engineer / Scientist who has working knowledge and experience with the design, development, test, and ... manufacture, and ntegration of micro-sized photonic, quantum, and/or orgranic circuits. Candidates must have experience with one or more of the following circuit types and/or manufacturing ecosystem: Photonic Circuits: Exploration of power of light at the… more
    Amentum (10/09/25)
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  • Weapons of Mass Destruction (WMD) Engineer

    Dignitas Technologies LLC (Reston, VA)
    …DESCRIPTION Summary/Objective Dignitas is seeking a Weapons of Mass Destruction (WMD) Engineer or Scientist that will support engineering analysis, modeling, ... testing, and software development as a part of Research and Development (R&D) activities as well as Operation and Maintenance (O&M) that examine Weapons of Mass Destruction (WMD) facilities/processes and Underground Facilities (UGFs) of interest. Engineers and… more
    Dignitas Technologies LLC (09/22/25)
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  • Environmental Engineer / Scientist

    SC&A Inc (Arlington, VA)
    SC&A is seeking an experienced Environmental Engineer / Scientist with knowledge of the Resource Conservation and Recovery Act (RCRA) and experience in managing ... and performing site investigations, feasibility studies, and remedial designs, Candidates must be US Citizens, live in the United States, and have at least five years of experience. The ideal candidate should have an MS in Civil or Environmental Engineering… more
    SC&A Inc (08/07/25)
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  • Machine Learning Engineer / Data…

    Prometheus Federal Services (VA)
    …a trusted partner of federal health agencies, seeking a Machine Learning Engineer /Data Scientist to support advanced analytics initiatives within the Department ... of Veterans Affairs. This position will drive innovation in predictive analytics, machine learning (ML), and artificial intelligence (AI) to improve operational decision-making and health outcomes across the Veterans Health Administration. Additionally, this… more
    Prometheus Federal Services (09/27/25)
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  • Engineer / Scientist

    Naval Sea Systems Command (Dahlgren, VA)
    …This is an interdisciplinary position and may be filled by a General Engineer (0801-series), a General Physical Scientist (1301-series), an Data Scientist ... to do the work of the position. OR Current registration as an Engineer Intern (EI), Engineer in Training (EIT), or licensure as a Professional Engineer (PE)… more
    Naval Sea Systems Command (10/28/25)
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  • Engineer / Scientist

    Naval Sea Systems Command (Dahlgren, VA)
    …be filled by a General Engineer (0801-series), an Electrical Engineer (0850-series), a General Physical Scientist (1301-series), a Mathematician ... following: (a) professional registration, (b) evidence of successfully passing the Engineer -in-Training (EIT) examination; (c) successful completion of at least 60… more
    Naval Sea Systems Command (11/01/25)
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  • Scientist , Systems Engineer

    L3Harris (Ashburn, VA)
    …air, land, sea and cyber domains in the interest of national security. Job Title: Scientist , Systems Engineer - Ashburn/Palm Bay - Secret Job Code: 30281 Job ... is available to qualified applicants Job Description: The Advanced Concept Engineer (ACE) provides strategic technical leadership and innovation to draw on… more
    L3Harris (10/26/25)
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  • Senior Scientist , Systems Engineer

    L3Harris (Herndon, VA)
    …sea and cyber domains in the interest of national security. Job Title: Senior Scientist , Systems Engineer Job Code: 28926 Job Location: Herndon, VA Job Schedule: ... is available to qualified applicants Job Description: The Advanced Concept Engineer (ACE) provides strategic technical leadership to draw on L3Harris' technical… more
    L3Harris (10/05/25)
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  • Scientist , Systems Engineer

    L3Harris (Herndon, VA)
    …land, sea and cyber domains in the interest of national security. Job Title: Scientist , Systems Engineer Job Code: 28190 Job Location: Herndon, VA Job Schedule: ... 9/80 Job Description: The Advanced Concept Engineer (ACE) provides the strategic technical leadership to draw upon L3Harris' technical competencies to meet the… more
    L3Harris (08/30/25)
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