NewSenior Data Scientist AmentumSenior Data ScientistWashington DC$140,000–$180,000 / yearWe are seeking a senior data scientist to serve as the program's technical authority for data science, data engineering, and applied AI supporting DIA analysts. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
NewSenior Systems & Mission Engineer (Modeling, Simulation & Wargaming) Virginia Tech Applied Research CorporationSenior Systems & Mission Engineer (Modeling, Simulation & Wargaming)Arlington, VA$180,000–$220,000 / yearSelf-directed execution and sound technical judgment: ability to develop a work plan from broad guidance, prioritize tasks, deliver engineering products and working analytical prototypes with limited day-to-day supervision, collaborate across disciplines, and seek decisions or specialist support when needed. Working familiarity with agentic AI concepts and ability to implement, or rapidly learn to implement, human-supervised agentic modeling and analytical workflows, including task and agent-role definition, tool use, constraints, evaluation criteria, and verification of outputs.
NewLead Data Scientist Calibre SystemsLead Data ScientistAlexandria, VACALIBRE is an employee-owned mission focused solutions and digital transformation company, is looking to hire a Lead Data Scientist to provide senior-level technical and management leadership in support of a federal civilian government agency. · Interface with senior government leaders, contracting representatives, program managers, technical teams, and other stakeholders to communicate progress, resolve issues, negotiate priorities, and support informed decision-making.
Senior Data Scientist - Payload & SAT-RAN AST & Science LLCSenior Data Scientist - Payload & SAT-RANLanham, MDThis role focuses on creating robust telemetry-driven models and metrics that quantify system performance, detect and prevent failures and anomalies, and enable data-driven optimization of user experience, capacity, and duty cycle under various ground and in-orbit constraints. Develop fleet service scheduling models linking orbital state/visibility, predicted SAT-RAN capacity and quality, interference, and spacecraft power/thermal constraints to achievable service performance and demand fulfillment.
Senior Environmental Scientist DewberrySenior Environmental ScientistFairfax, Virginia$124,000–$164,000 / yearFull timeEnvironmental certifications including Professional Wetland Delineator (PWD), Professional Wetland Scientist (PWS), Virginia State Waters Delineator (VSWD), ISA Certified Arborist, or similar certification is preferred. This full-time opening will provide the applicant with the opportunity to work as a part of a highly collaborative team in all facets of the environmental services we provide, including wetland science, regulatory permitting, NEPA documentation, and construction compliance in the Mid-Atlantic region.
Senior Machine Learning Engineer (Active Ts/Sci Clearance) StriveworksSenior Machine Learning Engineer (Active Ts/Sci Clearance)Fort Belvoir, VA$185,000–$230,000 / yearSince 2018, we have delivered the most trusted AI systems operating in real-world use cases-providing a layer of assurance underneath hundreds of deployed models that monitors performance, manages drift, and sustains systems long after they leave the lab. Working directly with customers, data scientists, software engineers, and DevOps engineers, you'll define requirements and orchestrate complex data engineering pipelines.
Data Scientist- Senior Associate KPMG International CooperativeData Scientist- Senior AssociateWashington, DCResponsibilities: Develop and implement core components of generative AI solutions including RAG pipelines and context engineering features within the established architecture; drive quality into prompt engineering and optimization for business use cases. Collaborate closely with product managers, senior data scientists, and AI engineers to translate feature requirements into production-ready code and contribute to the teams technical objectives.
NewSenior Scientist / Engineer 2 Circle IncSenior Scientist / EngineerArlington, VADoctoral degree required Five years' experience in the Department of Defense (DoD) Excellent interpersonal communication skills Proficient with Microsoft Office (Outlook, Word, Power Point, and Excel) Efficient and accurate work output Good documentation, writing, and reporting skills Must be self-starter, able to take initiative, work independently and recognize management issues that need to be elevated Must be able to multi-task and maintain deadline punctuality during pressurized situations TS//SCI Clearance Required. 2 Circle Incorporated is a veteran-owned small business consulting firm providing specialized customer focused system engineering, requirements definition, operational analysis, and program management support to Department of Defense requirements staffs, acquisition communities, and warfighting organizations to solve mission-critical problems.
Senior Data Scientist Bart & Associates IncSenior Data ScientistWashington, DCProvide senior-level enterprise support through data analytics, data engineering, data mining, exploratory analysis, predictive analysis, and statistical analysis, and use scientific techniques to correlate data into graphical, written, visual, and verbal narrative products, enabling more informed analytic decisions for multiple cover databases and applications in support of the defense cover program. Conducts data analytics, data engineering, data mining, exploratory analysis, predictive analysis, and statistical analysis, and uses scientific techniques to correlate data into graphical, written, visual, and verbal narrative products, enabling more informed analytic decisions.
Senior Neuroengineering Developer Johns Hopkins Applied Physics LaboratorySenior Neuroengineering DeveloperLaurel, MarylandFull timeYour primary role will be leading the development and maintenance of computational pipelines, scalable analysis tools, and cloud-based environments for interrogating large-scale neuroscience datasets, including structural and functional connectomes collected across multiple species and imaging modalities. Have demonstrated experience designing and deploying production software using modern cloud infrastructure (AWS or equivalent), containerization (Docker, Kubernetes), databases (SQL and/or NoSQL), RESTful APIs, and modern software engineering practices.
NewSenior Power BI Developer DCS CorporationSenior Power BI DeveloperAlexandria, VAYou will partner with business users to gather requirements, define and design report outputs and deliver items to Production workspaces following the tenant architecture strategy and monitoring for sustainable adoption and growth. Expert knowledge of SQL, DAX and experience working with large datasets, RLS, calculation groups, and data pipelines.
Senior Scientist I, Method Development (Immunoassay) PharmaronSenior Scientist I, Method Development (Immunoassay)Germantown, MD$95,000–$115,000 / yearFull timeWhat We're Looking ForRequired ExperiencePhD in a relevant scientific discipline with 5–6 years of experience in regulated large-molecule bioanalytical environments, including 3–4 years of independent method development leadership; orMaster's degree with 6–7 years of relevant experience, including 4–5 years of independent method development leadership; orBachelor's degree with 7–8 years of relevant experience, including at least 5–6 years in a regulated environment supporting large-molecule drug development. About the RoleWe are seeking an independent, hands-on Senior Scientist I with strong large-molecule bioanalytical method development experience to join our Immunoassay team in Germantown, MD.This role is ideal for a scientist who can own method development projects from experimental design through completion, work through technical challenges independently, and apply sound scientific judgment when assays do not perform as expected.
Senior Scientist American Type Culture CollectionSenior ScientistManassas, VA$120,000–$140,000 / yearThe Senior Scientist initiates, executes, and directs scientific research, troubleshoots complex research activities, and applies scientific principles and research methods to solve challenging problems. Working across cross-functional teams, this role contributes to new product development, services, and informatics projects while serving as a scientific resource and mentor to colleagues.
Senior Manager, Product Primary & Advanced Models American Type Culture CollectionSenior Manager, Product Primary & Advanced ModelsGaithersburg, MDRemote$140,000–$160,000 / yearThe role develops and executes product strategies, multi-year roadmaps, portfolio plans, commercialization approaches, pricing strategies, and lifecycle plans that support revenue growth, customer adoption, and market competitiveness across biomedical research, drug discovery, disease modeling, toxicology, precision medicine, and cell and gene therapy markets. This remote role is responsible for the commercial success and lifecycle management of ATCC's advanced cellular models and primary cell product portfolio, including organoids, induced pluripotent stem cells, 3D culture systems, hepatocytes, and PBMCs.
Senior Specialist, Federal Data Science KPMG International CooperativeSenior Specialist, Federal Data ScienceMcLean, VAIf youre looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. Work with clients to understand business requirements, design solutions utilizing data analytics solutions, and work with data engineers to develop / utilize ETL process to ingest structured / unstructured data.
Senior Scientist Engineer Human Physiology Systems Bioengineering ECS Federal LLCSenior Scientist Engineer Human Physiology Systems BioengineeringWashington, DCRemote$145,000–$240,000 / yearThese SETA duties include but are not limited to: Provide technical and strategic support across a portfolio of programs related to tissue and organoid manufacturing, tissue and organ preservation, ex vivo organ perfusion and diagnostics, and other translational technologies relevant to tissue and organ recovery, preservation, and transplantation. The ideal candidate will have appropriate technical training in human physiology systems and will bring deep technical expertise in regenerative medicine and/or transplantation, along with the ability to assess emerging technologies in the context of clinical workflow, manufacturability, regulatory constraints, and real-world implementation.
Senior Manager, Genome Portal Engineering American Type Culture CollectionSenior Manager, Genome Portal EngineeringManassas, VA$200,000–$220,000 / yearSeeking Senior Manager, Genome Portal Engineering, ideally with experience leading development of cloud-based software products or scientific data platforms and building applications used by scientists, researchers, or other technical end users, preferably with life science industry experience. A global nonprofit that provides trusted biological materials for science and health, ATCC is hiring a Senior Manager, Genome Portal Engineering to lead the modernization, development, and long-term evolution of the ATCC Genome Portal and related digital biology platforms.
PowerShell Developer, Senior Booz Allen Hamilton IncPowerShell Developer, SeniorWashington, DC$99,000–$225,000 / yearWe are seeking a Senior PowerShell Developer with a Data Scientist background to support the Navy Records Management mission, delivering secure, high‑performing automation solutions, analytics pipelines, and optimized applications that enhance enterprise‑wide data reliability and workflow efficiency. In this role, you will combine deep expertise in PowerShell engineering, large‑scale data processing, and modern data science practices to design, refactor, and deploy automation frameworks that streamline Navy data workflows and support Records Management modernization.
Senior Consultant - Life Sciences Data & Analytics Guidehouse IncSenior Consultant - Life Sciences Data & AnalyticsMcLean, VA$98,000–$163,000 / yearIn this role you will develop and improve predictive models for outcomes, efficacy proxies, and forecasting using statistical and machine learning methods in addition to conducting advanced analytics using big datasets, including claims, affiliations, payer, sales, and other sources. Guidehouse's Life Sciences practice is an engine of innovation, helping pharmaceutical, biotech, medical device, and diagnostic companies develop custom solutions that tackle today's challenges, while anticipating tomorrows.
Senior Microbiologist Johns Hopkins University Applied Physics Laboratory LLCSenior MicrobiologistLaurel, MDSupport new business development activities to expand program scope within the Research and Exploratory Development Department and other business areas across APL, including concept development, proposal writing, and project execution. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.