Polymer R&D Engineer/Scientist Precise SystemsPolymer R&D Engineer/ScientistWashington, DCFull timeAbility to communicate and interface with cross-functional groups, research leads, program management, technical engineering and key stakeholders with intent to successfully progress research through product delivery phase, which may include practical fleet applications and solutions. The team includes personnel at NRL’s headquarters in Washington, DC (NRLDC), at NRL’s blue-water test facility in Key West, FL (NRLKW), as well as offsite personnel from other Navy facilities and collaborating companies in private industry.
Staff Principal Scientist/Senior Economic Security Analyst AMERICAN SYSTEMSStaff Principal Scientist/Senior Economic Security AnalystAlexandria, VirginiaFull timeAs a Senior Economic Security Analyst, you will: Join a collaborative team of 8 multi-disciplinary science & technology, legal, and security professionals who are on a mission to advance the economic security priorities of OUSW(R&E) and the United States. Overview: AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Engineering & Analysis, Test & Evaluation, and Training.
Data Scientist, Level 2 Independent SoftwareData Scientist, Level 2Annapolis Junction, MDFull timeRelevant experience may include machine learning, data science, advanced analytics, statistical analysis, programming, data management, data mining, data modeling, artificial intelligence, or software engineering. Degree should be in Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, Operations Research, Computer Science, or a related technical discipline.
Senior Data Scientist - Simulation / Optimization AirSenior Data Scientist - Simulation / OptimizationArlington, VirginiaRemoteStay current with the rapidly evolving fields of Artificial Intelligence, including advanced methods in simulation and optimization, Large Language Models (LLMs), and agentic systems, and actively transfer this knowledge and best practices for implementation across the team. You'll apply your deep knowledge in advanced simulation and optimization techniques, including Discrete Event Simulation, Monte Carlo methods, and stochastic optimization, to enhance our platforms to handle complex capability simulation and optimization techniques for critical defense use cases.
Cryptologic Computer Scientist, Level 3 Independent SoftwareCryptologic Computer Scientist, Level 3Fort Meade, MDFull timeAs a Cryptologic Computer Scientist, Level 3 at Independent Software, you will apply advanced computer science and software engineering expertise to complex mission challenges. Additional requirements: Degree in Computer Science, Computer Engineering, Electrical Engineering, Mathematics, or a closely related field.
Data Scientist 3 GRVTYData Scientist 3Annapolis Junction, MD$155,000–$185,000 / yearphysics, chemistry, biology, astronomy), or other science disciplines with a substantial computational component (i.e. behavioral, social, or life) may be considered if it included a concentration of coursework (5 or more courses) in advanced Mathematics (typically 300 level or higher, such as linear algebra, probability and statistics, machine learning) and/or computer science (e.g. Through analytic modeling, statistical analysis, programming, and/or another appropriate scientific method, develop and implement qualitative and quantitative methods for characterizing, exploring, and assessing large datasets in various states of organization, cleanliness, and structure that account for the unique features and limitations inherent in Government data holdings.
Data Scientist 2 GRVTYData Scientist 2Annapolis Junction, MD$115,000–$145,000 / yearRelevant experience must be in designing/implementing machine learning, data science, advanced analytical algorithms, programming (skill in at least one high-level language (e.g., Python)), statistical analysis (e.g., variability, sampling error, inference, hypothesis testing, EDA, application of linear models), data management (e.g., data cleaning and transformation), data mining, data modeling and assessment, artificial intelligence, and/or software engineering. physics, chemistry, biology, astronomy), or other science disciplines with a substantial computational component (i.e. behavioral, social, or life) may be considered if it included a concentration of coursework (5 or more courses) in advanced Mathematics (typically 300 level or higher, such as linear algebra, probability and statistics, machine learning) and/or computer science (e.g.
Data Scientist, Level 4 Independent SoftwareData Scientist, Level 4Annapolis Junction, MDFull timeIn this role, you will leverage your expertise in Python, workflow automation, data manipulation, and visualization—particularly within Jupyter Notebooks—to support data-driven decision making and operational efficiency. At Independent Software, you will work in a collaborative environment where innovation, technical excellence, and mission impact intersect, helping protect national security through advanced analytics and data science.
Data Scientist (Active TS/SCI Clearance required) Select Search AssociatesData Scientist (Active TS/SCI Clearance required)Arlington, VirginiaPreferred Qualifications: Advanced programming experience using tools such as HTML5/JavaScript, ArcObjects,Model Builder, Oracle, SQL, GIScience, Statistical tools, ArcGIS Desktop, ArcGIS Server, ArcSDE, or ArcIMS. Engage with both structured and unstructured datasets in a modeling and analytics context to develop efficient processes for evaluating complex data sources and addressing unique intelligence challenges.
NewData Scientist 2 Markon SolutionsData Scientist 2fort meade, MD$135,000–$145,000 / yearMarkon is seeking a Data Scientist to support the Fort Meade customer by analyzing and visualizing Radio Frequency (RF), ELINT, and Technical SIGINT data in support of Advanced Weapons and Counter Proliferation (AWCP) mission objectives. This role develops data-driven insights by manipulating complex datasets, creating meaningful visualizations, and supporting technology discovery across RF signal environments.
Senior Data Scientist - FFPP-8757 Innovative Systems & SolutionsSenior Data Scientist - FFPP-8757Annapolis Junction, MarylandA data scientist will develop machine learning, data mining, statistical and graph-based algorithms to analyze and make sense of datasets; prototype or consider several algorithms and decide upon final model based on suitable performance metrics; build models or develop experiments to generate data when training or example datasets are unavailable; generate reports and visualizations that summarize datasets and provide data-driven insights to customers; partner with subject matter experts to translate manual data analysis into automated analytics; implement prototype algorithms within production frameworks for integration into analyst workflows. Machine Learning: Knowledge of machine learning algorithms and frameworks (such as TensorFlow and Scikit-Learn) is vital for building predictive models and automating decision-making processes.
Data Scientist Protect DemocracyData ScientistDc, WashingtonRemoteAs a member of this world-class analysis and engineering team, you will analyze public voter registration data, work with election administrators, support Protect Democracy on a variety of data projects, and grow your technical skills. Together, we run novel data experiments that address a range of critical pro-democracy use cases, from enhancing the security and confidence in our elections to making federal spending more transparent and accountable, to informing and inspiring advocacy for proportional representation.
Data Scientist GRVTYData ScientistMclean, VA$150,000–$250,000 / yearThe Data Scientist must also be experienced in areas of SQL and Python to be able to transform the Sponsor's structured and unstructured data into clear and supported analytic insights to help customers with decision making related to production, resources and personnel. Demonstrated professional or academic experience performing NLP tasks, including selecting the best Python libraries for a given task, choosing appropriate pre-processing actions, performing analysis, and assessing model performance.
Senior Data Scientist — Data Quality & Statistical Methodology BLN24Senior Data Scientist — Data Quality & Statistical MethodologyMcLean, VAThis role sits at the intersection of statistical methodology, data-quality measurement, and large-scale data engineering — designing the metrics and methods that determine whether an organization’s core data products can be trusted. Work with data engineers to ensure metrics and gap-filling logic run reliably at scale on very large, multi-source datasets built on common keys and governed definitions.
Clinical Scientist, Ophthalmology SanofiClinical Scientist, OphthalmologyWashington, DC$148,500–$214,500 / yearThe primary purpose of the Clinical Scientist's position is to assist/support the Clinical Research Director in the medical/scientific contribution for ophthalmology clinical studies, including: supporting operational activities pertaining to protocol development (such as Informed Consent and committee charters), validation and clinical case review of study data, review of study plans and draft study reports/publications for accuracy, literature review and analysis, and preparation of responses for investigators, study teams, ethics committees, or regulatory authorities. Contribute to preparation and/or review of documents related to studies requiring scientific background (submission portfolio, abbreviated protocol/protocol/amended protocol, patient written information, presentations/communications to internal or external partners, study plans, study reports, trial disclosure form).
Senior Scientist GrvtySenior ScientistHerndon, Virginia$150,000–$235,000 / yearYou will work alongside algorithm engineers, data scientists, and intelligence analysts to develop and apply physics-based models, image science methods, and multi-platform remote sensing analytics. This is a technically demanding role centered on OPIR phenomenology, optical signature characterization, and sensor performance analysis in direct support of national security missions at a Customer site in Herndon, Virginia.
Principal Marketing Scientist Geico InsurancePrincipal Marketing ScientistBethesda, MD$80,000–$230,000 / year4+ years of demonstrated experience in Marketing Science related solutions including, but not limited to: MMM, MTA, A/B Testing, Design of Experiments, Statistical Hypothesis Testing, Attribution, Response Modeling, Uplift Modeling, Audience List Creation and Deployment, Identity Resolution, Econometric Modeling, or other applied marketing science solutions. Geico is looking to hire a Principal Marketing Scientist to join the Marketing team in leading complex data analysis of large datasets and development of statistical marketing measurement methodologies to drive business decisions, identify actionable insights, and create specific business value through deployed solutions.
Data Scientist - Python, Jupyter, Spark (2026-0177) Acclaim Technical ServicesData Scientist - Python, Jupyter, Spark (2026-0177)Annapolis Junction, MDFull timephysics, chemistry, biology, astronomy), or other science disciplines with a substantial computational component (i.e. behavioral, social, or life) may be considered if it included a concentration of coursework (5 or more courses) in advanced Mathematics (typically 300 level or higher, such as linear algebra, probability and statistics, machine learning) and/or computer science (e.g. Ability to use analytic modeling, statistical analysis, programming, and/or another appropriate scientific method, develop and implement qualitative and quantitative methods for characterizing, exploring, and assessing large datasets in various states of organization, cleanliness, and structure that account for the unique features and limitations inherent in Government data holdings.
Forward Deployed Data Scientist AirForward Deployed Data ScientistArlington, VirginiaThe ability to translate vague needs into concrete AI workflows and Data Science solutions, followed by deploying production-grade code and taking end-to-end ownership of the client's problem. Your primary focus will be to work with our proprietary and commercial datasets to find critical connections, derive actionable knowledge, and identify potential issues that help our government clients make more informed decisions.
Senior Scientist/ Engineer EntarianSenior Scientist/ EngineerCollege Park, Maryland$100,000–$130,000 / yearOverview/ Job Responsibilities: Entarian is seeking a highly skilled and motivated Senior Scientist/Engineer to support NOAA operational calibration of sensors on Low Earth Orbiting satellites, including characterizing, and monitoring the signal to noise, radiometric, spectral, and geospatial quality of the level 1b products using a variety of methods; investigate instrument anomalies such as due to space weather events, radio frequency interference, and propose corrective actions and/or mitigations; provide technical support to the satellite programs by improving the algorithms and level 1 data quality through innovative science to support numerical weather and space weather predictions. Strong analytical and problem-solving skills, with the ability to critically assess data and develop innovative solutions to challenges in GNSS radio occultation processing.