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  • Overview Job Title: Optical Scientist Location: Arlington, VA Eligibility: Candidate must possess an active TS/SCI clearance Job Description...  ...are followed by performers, independent verification and validation (IV&V) entities funded by DARPA, and within DARPA itself. The... 
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    Flexible hours

    Arena Technical Resources, LLC (ATR)

    Arlington, VA
    12 hours ago
  • $77.6k - $176k

     ...destruction. Oversee, evaluate, and support the documentation, validation, assessment, and accreditation processes necessary to comply...  ...security requirements. Basic Qualifications: Experience as a PQC scientist or engineer Experience leading and managing small projects... 
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    Booz Allen Hamilton

    Washington DC
    4 days ago
  • $67.6k - $122.2k

     ...e.g., USCYBERCOM portals). Research open-source intel to inform threat assessments and signature creation. Develop and maintain validated MD5 hash lists for signature repositories Analyze and evaluate All-Source finished intelligence, single-source intelligence, and... 
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    Leidos

    Bethesda, MD
    12 hours ago
  •  ...modulation techniques and systems, patient immobilization and data acquisition, treatment planning, QA procedures, dosimetry film QA validation techniques for IMRT plans; supervisory clinical experience as a Medical Physicist for at least 24 continuous months within the... 
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    Monday to Friday

    Decypher

    Bethesda, MD
    2 days ago
  • Entry-Level Environmental Scientist job at AECOM. Arlington, VA. Work with Us. Change the World. At AECOM, we’re delivering a better world...  ...’s degree in Environmental Science, Data Science, or related Valid U.S. Driver’s License, and as a condition of employment, must... 
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    AECOM

    Arlington, VA
    2 days ago
  • $65k

    Overview AECOM is seeking an Environmental Scientist II to provide support for Water and Wastewater Program initiatives and projects. This...  ...or demonstrated equivalency of experience and / or education. Valid Driver’s License and as a condition of employment must be able... 
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    AECOM

    Arlington, VA
    4 days ago
  •  ...performer outcomes, and ensuring that project management best practices are followed by performers, independent verification and validation (IV&V) entities funded by DARPA, and within DARPA itself. The ideal candidate’s specific areas of interest and knowledge should include... 
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    Arena Technical Resources, LLC (ATR)

    Arlington, VA
    3 days ago
  • $59.15k - $106.93k

    Description We are seeking an Environmental Scientist to join the NASA Environmental and Medical Contract (NEMCON) located at Kennedy Space...  ...Office Programs (i.e. Word, Excel, PowerPoint, etc.). Possess valid driver’s license and be eligible for clearance at a federal... 
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    Immediate start

    Leidos

    Bethesda, MD
    12 hours ago
  • $74k - $124k

    Medical Laboratory Scientist page is loaded## Medical Laboratory Scientistlocations: US - MD, Bethesdatime type: Full timeposted on: Posted...  ...to Guidehouse’s Ethics Hotline. If you want to check the validity of correspondence you have received, please contact recruiting... 
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    Dovel Technologies, Inc

    Bethesda, MD
    1 day ago
  • $70k - $140k

     ...Percentage: None Position Objective: The Medical Laboratory Scientist Blood Bank provide clinical support services to The National Institutes...  ...is Tier I, Emergency Essential/Excepted Clean Equipment, Run Validation, Inspect Equipment, Meet with lab members to present updates... 
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    GAP Solutions

    Bethesda, MD
    3 days ago
  • Lynker Technologies Physical Scientist for Coupled Ocean Modeling US-MD-College Park Job ID: 2026-1490 Type: Full-Time # of Openings...  ...execute retrospective and real-time parallel experiments to validate, verify, and support operational upgrades and implementations.... 
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    2 days per week

    Lynker Technologies

    College Park, MD
    4 days ago
  •  ...yourself. We’re motivated by the fulfillment of solving hard problems to achieve something profound and transformative. Our applied scientists are solution focused, collaborating in diverse technical teams to design, build, deploy, and evaluate complex models and... 
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    Improbable LLC

    Arlington, VA
    3 days ago
  • Description Leidos is seeking a Computational Scientist to support a Department of Defense customer in advancing its research and development mission. This role blends independent technical work with close collaboration across small, multidisciplinary teams. You’ll engage... 
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    Leidos

    Bethesda, MD
    12 hours ago
  • AvMet Applications, Inc. (AvMet), is recruiting for a Scientist/Senior Scientist who is self-motivated and detail-oriented with excellent communication skills and a positive attitude to join our team of scientists, engineers, and researchers. The ability to work in a fast... 
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    AvMet Applications

    Washington DC
    3 days ago
  • $53.33 per week

    Job Title Scientist - NIH VRC Job Description Cape Fox Facilities Services is seeking an experiencedScientistsupport of the overall functions of the Vaccine Research Center (VRC) on the NIH Bethesda campus by supporting collaborative research in the intramural community... 
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    Cape Fox Corporation

    Bethesda, MD
    3 days ago
  •  ...light Why is this role exciting for you Imagine being the scientist who unlocks the third dimension of holography. At Swave...  ...and metrology techniques that turn holographic concepts into validated, demonstrable systems. From simulation to chemical handling... 
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    Swave Photonics

    Washington DC
    11 days ago
  • $147.6k - $196.8k

     ...nurses, physicians, psychologists, economists, sociologists, data scientists, and public health experts - advance evidence and save lives...  ...(development, refinement, specification review, testing, validation). Strong leadership, organizational, and interpersonal skills... 
    Remote job
    Full time
    Contract work
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    Fixed term contract
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    H1b
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    American Institutes for Research

    Arlington, VA
    1 day ago
  • $147.6k - $196.8k

     ...nurses, physicians, psychologists, economists, sociologists, data scientists, and public health experts - advance evidence and save lives...  ...(development, refinement, specification review, testing, validation). Strong leadership, organizational, and interpersonal skills... 
    Full time
    Fixed term contract
    Work experience placement
    H1b
    Work at office
    Remote work

    American Institutes for Research

    Arlington, VA
    12 hours ago
  •  ...success and implement a district-approved curriculum. This role is ideal for candidates with a Bachelor’s degree in a related field and a valid Virginia teaching license. Responsibilities include adapting instructional materials, assessing student progress, and collaborating... 
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    Alexandria City Public Schools

    Alexandria, VA
    4 days ago
  • $143k - $180k

     ...form conclusions for autonomy and other challenges Create, expand, upgrade, and maintain algorithms in software Design, develop, validate, and manage large-scale simulations and simulation tools Contribute to comprehensive technical reports and presentations for government... 
    Full time
    Local area
    Night shift

    STR

    Arlington, VA
    3 days ago
  • $77.6k - $82k

    A nonprofit organization in military medicine is seeking a Scientist I to conduct research projects focusing on protein quality control. The role involves managing lab operations, training students, and developing new protocols. Candidates should hold a Doctorate degree... 

    The Henry M. Jackson Foundation for the Advancement of Milit...

    Bethesda, MD
    2 days ago
  • $53.33 per hour

    A biotechnology firm is seeking an experienced Scientist to support the Vaccine Research Center at NIH Bethesda. The role involves complex scientific research and responsibilities like implementing protein purification projects and analyzing results. Candidates must have... 
    Hourly pay

    Cape Fox Corporation

    Bethesda, MD
    3 days ago
  • Overview Advanced Concepts Laboratory (ACL) has been at the forefront of innovation for nearly two decades, crafting cutting‑edge cyber solutions for the Department of Defense (DoD) and Intelligence Community (IC). Our mission is to empower our nation’s heroes with game...
    Full time
    Work at office
    Remote work
    3 days per week

    Lockheed Martin

    Arlington, VA
    12 hours ago
  • $85.15k - $153.93k

    Description The Leidos Quantum Incubator has an opening for a Quantum Photonics Scientist to further advance our design capabilities in integrated photonics. This role will take the lead in performing simulation and design work to build integrated quantum photonic devices... 
    Local area
    Immediate start

    Leidos

    Arlington, VA
    3 days ago
  • HIRING: Machine Learning Research Scientist The Machine Learning Team at the National Institute of Mental Health (NIMH) in Bethesda, MD, has an open position for a machine learning research scientist. The NIMH is the leading federal agency for research on mental disorders... 

    Neurostars

    Bethesda, MD
    2 days ago
  • $74k - $124k

    A leading healthcare services provider in Bethesda, MD is seeking a Medical Laboratory Scientist to provide clinical support services to the NIH, involving complex immunohematologic procedures and transfusion medicine training. The successful candidate should have at least... 
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    Dovel Technologies, Inc

    Bethesda, MD
    1 day ago
  • A federal research institute in Bethesda is seeking a Machine Learning Research Scientist to tackle challenges in mental health research. The ideal candidate will have a Ph.D. in a STEM discipline and experience with deep learning, neuroimaging, and programming in languages... 

    Neurostars

    Bethesda, MD
    2 days ago
  • A leading technology firm in Arlington, VA, is looking for a Modeling & Simulation Specialist to develop and implement models that solve complex problems in Defense and National Security. Candidates should have a degree in a scientific, engineering, or mathematical field...

    Improbable LLC

    Arlington, VA
    3 days ago
  • A prominent research organization in Bethesda, Maryland, is seeking a Machine Learning Research Scientist to help address clinical and cognitive psychology challenges using machine learning. This role involves developing novel models, collaborating with interdisciplinary... 

    Neurostars

    Bethesda, MD
    1 day ago
  • $87.1k - $157.45k

    Description The Space Radiation Analysis Group (SRAG) is seeking an experienced radiation scientist or analyst to support astronaut space radiation exposure assessment, risk modeling, and communication across exploration programs, including the International Space Station... 
    Permanent employment
    Contract work
    For contractors

    Leidos

    Bethesda, MD
    12 hours ago