Research Scientist - RF Machine Learning PeratonResearch Scientist - RF Machine LearningCollege Park, Maryland$135,000–$216,000 / yearFull timeYou will collaborate with researchers, software engineers, signal processing experts, and customer stakeholders to solve complex problems involving RF sensing, signal characterization, waveform analysis, spectrum awareness, and machine learning-enabled wireless systems. This role will focus on leading the design, development, prototyping, and evaluation of RF Machine Learning algorithms and signal processing techniques for advanced wireless, spectrum, cyber, and communications research.
Senior Research Scientist - Cyber Network Security PeratonSenior Research Scientist - Cyber Network SecurityCollege Park, Maryland$176,000–$282,000 / yearFull timeWithin this role you will work in a dynamic R&D environment, collaborate directly with government leadership and technical stakeholders, and help shape next-generation research efforts in cyber network defense, secure networking, experimentation platforms, and emerging network technologies. Minimum of 12+ years of experience with a Bachelor’s degree, 10+ years of experience with a Master’s degree, or 8+ years of experience with a PhD in Computer Science, Computer Engineering, Electrical Engineering, Cybersecurity, or a related technical field.
Senior Research Scientist - Advanced Systems PeratonSenior Research Scientist - Advanced SystemsCollege Park, Maryland$176,000–$282,000 / yearFull timeThe ideal candidate for this role is a senior hands-on software researcher or prototype engineer who can translate customer needs into working capabilities, develop complex software prototypes, integrate existing systems, and help guide technical execution across small research teams. Minimum of 12+ years of experience with a Bachelors degree, 10+ years of experience with a Masters degree, or 8+ years of experience with a PhD in Computer Science, Computer Engineering, Electrical Engineering, Software Engineering, Data Science, Applied Mathematics, or a related technical field.
Research Scientist AmentumResearch ScientistWashingtonAlgorithm Development & Prototyping: Utilize scientific programming languages (such as Matlab or Python) to rapidly prototype algorithms, analyze real-world acoustic or sensor data, and visualize results to validate theoretical approaches. Candidates who possess a blend of rigorous academic research with practical, hands-on experience in adjacent technical fields (such as hardware troubleshooting, acoustics, or commercial technical operations) are highly encouraged to apply.
Sr. Computer & Information Research Scientist MarkonSr. Computer & Information Research ScientistColumbia, MarylandFull timeContributing to—and potentially leading—small engineering teams in planning, designing, and implementing large‑scale technical programs while interfacing with senior management and technical leadership. In this role, you will support the design, development, integration, operation, and maintenance of complex technology systems while applying advanced expertise to solve unusually challenging technical problems.
AI/ML Research Scientist - Agentic Systems PeratonAI/ML Research Scientist - Agentic SystemsHerndon, Virginia$104,000–$166,000 / yearFull timeYou will work closely with Labs internal Agentic AI teams in support of the Program CTO to perform analysis, build software, develop prototypes, and contribute to mission-relevant solutions. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
NewSr. Computer & Information Research Scientist Markon SolutionsSr. Computer & Information Research ScientistColumbia, MDContributing to-and potentially leading-small engineering teams in planning, designing, and implementing large‑scale technical programs while interfacing with senior management and technical leadership. In this role, you will support the design, development, integration, operation, and maintenance of complex technology systems while applying advanced expertise to solve unusually challenging technical problems.
Structural Biology Research Scientist GuidehouseStructural Biology Research ScientistBethesda, MD$85,000–$141,000 / yearWhat You Will Do: We are seeking a Structural Biology Research Scientist to support the National Institute of Allergy and Infectious Diseases (NIAID) through viral protein construct design, expression optimization, protein purification, and cryo-electron microscopy studies that advance vaccine development. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.
Senior Research Scientist US QuandelaSenior Research Scientist USWashington, DCThe company’s unique ability to offer both hardware and software solutions, along with its commitment to build energy efficient datacenters and scalability, positions it to play a key role in the next wave of innovation, and in many strategic and sovereign industrial sectors. We are seeking a Senior Research Scientist with a strong scientific background in quantum computing, quantum photonics, or a closely related field to contribute to and lead advanced research activities in the United States.
Biotechnology Research Scientist SURVICE Engineering CompanyBiotechnology Research ScientistAdelphi, MD$110,000–$130,000 / yearFull timeExperience documenting experimental and analytical procedures, methods, results, and conclusionsAbout UsSURVICE Engineering is a nationally recognized, single-source engineering service provider for Government and Industry organizations involved in all phases of the systems engineering process. Primary Duties and ResponsibilitiesSet up and maintain microbial cultures in specified environments using sterile technique, autoclaving equipment, nutrient broth and agar plate preparation, inoculation, culture management, biohazardous waste disposal, and preparation of frozen stocks.
Bioassay Research Scientist II GuidehouseBioassay Research Scientist IISilver Spring, MD$65,000–$108,000 / yearDevelop, optimize, and support qualification of cell-based bioassays capable of detecting total NF-B activity and subunit-specific NF-B activity, with emphasis on c-Rel-specific bioassays for comparative analysis studies. Experience developing potency, functional, mechanism-of-action, or subunit-specific bioassays (i.e. NF-B, c-Rel, RelA, RelB, p50, p52) and analyzing inflammatory and oncology-related signaling pathways.
Research Scientist III (Infectious Disease Epidemiology and Health Services Research) MAPMG CareersResearch Scientist III (Infectious Disease Epidemiology and Health Services Research)Washington, District of Columbia$190,000–$210,000 / yearMid-Atlantic Permanente Medical Group (MAPMG) invites applications for the position of Research Scientist III (Infectious Disease Epidemiology/Health Services Research) , which is a senior position equivalent to an academic full professor, to join the Mid-Atlantic Permanente Research Institute (MAPRI). The starting annual salary for this position ranges from $190,000 to $210,000 depending on circumstances including an applicant’s skills and qualifications, certain degrees and certifications, prior job experience, training, market data, and other relevant factors.
Research Scientist II (Infectious Disease Epidemiology Health Services Research) MAPMG CareersResearch Scientist II (Infectious Disease Epidemiology Health Services Research)Washington, District of Columbia$152,776.24–$190,970.12 / yearMid-Atlantic Permanente Medical Group (MAPMG) invites applications for the position of Research Scientist II (Infectious Disease Epidemiology/Health Services Research) , which is a mid-career position equivalent to an academic associate professor, to join the Mid-Atlantic Permanente Research Institute (MAPRI). The starting annual salary for this position ranges from $152,776.24 to $190,970.12 depending on circumstances including an applicant’s skills and qualifications, certain degrees and certifications, prior job experience, training, market data, and other relevant factors.
Research Scientist Metron, Inc.Research ScientistReston, VAOur Reston office is seeking talented candidates to develop mathematical models and algorithms, develop and demonstrate prototype software, and participate in operational analysis related to their technical work. Areas of focus span a broad spectrum from data analysis and fusion, artificial intelligence and machine learning, signal processing, multi-variable optimization, mission planning and tactical decision aids.
Sr. Data Scientist Glint Tech Solutions LLCSr. Data ScientistReston, VAThe selected candidate will own high-impact data science projects from inception through completion, contribute technically throughout, refine product requirements with Product teams, coordinate the efforts of other data scientists, and interface with stakeholders across the organization. Our client, a federal healthcare insurance organization, has an immediate need for a Senior Data Scientist to identify and solve business problems using statistical modeling, machine learning, AI, operations research, and data mining.
Senior Data Scientist/Machine Learning Engineer - TS/SCI with Poly (req-242) CATHEXISSenior Data Scientist/Machine Learning Engineer - TS/SCI with Poly (req-242)Tysons, VA$150,000–$190,000The Data Scientist/ML Engineer will work directly with data scientists, software engineers, and subject matter experts in the definition of new analytics capabilities able to provide our federal customers with the information they need to make proper decisions and enable their digital transformation. Hands-on experience deploying and operating applications using IaaS and PaaS on major cloud providers, such as Amazon AWS, Microsoft Azure, or Google Cloud Services.
Senior Quantitative Scientist Think Tank, Inc.Senior Quantitative ScientistSilver Spring, MDContractorUS Citizenship Required*Full time Onsite Position at the NWFSC, Seattle, WA or at one of its associated field stations in WA or OR*Travel is anticipated*Anticipated Start: 4th quarter FY 2026*Position is Subject to Contract AwardPOSITION DESCRIPTIONThe Senior Quantitative Scientist will support the Northwest Fisheries Science Center (NWFSC) Fish Ecology Division by conducting advanced quantitative analyses and developing ecological models that inform fisheries management and conservation decisions throughout the Pacific Northwest and California. Working with NOAA scientists, natural resource managers, tribal representatives, and interdisciplinary research teams, the Senior Quantitative Scientist evaluates the effects of environmental conditions, habitat characteristics, ecological interactions, and management actions on fish populations and aquatic ecosystems.
Data Scientist/Machine Learning Engineer (req-253) CATHEXISData Scientist/Machine Learning Engineer (req-253)Tysons, VA$120,000–$150,000The Data Scientist/ML Engineer will work directly with data scientists, software engineers, and subject matter experts in the definition of new analytics capabilities able to provide our federal customers with the information they need to make proper decisions and enable their digital transformation. Hands-on experience deploying and operating applications using IaaS and PaaS on major cloud providers, such as Amazon AWS, Microsoft Azure, or Google Cloud Services.
Senior Data Scientist (NLP and Unstructured Data Analytics) Node.DigitalSenior Data Scientist (NLP and Unstructured Data Analytics)Washington, DCRemoteIntegrate and scale natural language processing methods to parse, clean, and analyze large corpora of unstructured and semi structured text, using optical character recognition, semantic similarity algorithms, and large language models as needed. Collaborate directly with criminal investigators to determine and execute analytic strategies supporting loan fraud cases, and adhere closely to the federal rules of criminal procedure governing protected information, including Rule 6(e).
Research Scientist & Clinical Psychologist Maryland Treatment Centers, Inc.Research Scientist & Clinical PsychologistRockville, MDMaryland Treatment Centers (MTC) is seeking a full-time Research Scientist and Clinical Psychologist to support innovative addiction research within our Rockville treatment center. This role offers the chance to develop a research-oriented career in substance use disorder (SUD) and trauma treatment while working alongside a multidisciplinary clinical team.