Junior Data Engineer (DEA) Hatch ITJunior Data Engineer (DEA)Arlington, VAFounded in 1997 and headquartered in Washington DC, Expression provides data fusion, data analytics, software engineering, information technology, and electromagnetic spectrum management solutions to the U.S. Department of Defense, Department of State, and national security community. Working alongside experienced data engineers and other technical team members, the Data Engineer 2 will support data ingestion, transformation, validation, migration, and integration activities.
Senior AI/ML Data Engineer The Boeing CoSenior AI/ML Data EngineerWashington, DC$242,000–$305,000 / yearThis role requires a seasoned engineer capable of communicating complex technical concepts and architectural tradeoffs to senior leaders, helping leadership teams understand the operational, mission, security, and business implications of emerging AI technologies while driving successful implementation of enterprise capabilities. With extensive experience delivering AI and machine learning solutions in complex enterprise environments, you will serve as a technical leader responsible for architecting the data ecosystem that powers vector search, Retrieval-Augmented Generation (RAG), large language model (LLM) applications, and emerging Agentic AI capabilities.
Data Engineer AvaloreData EngineerArlington, VirginiaThis person will develop and operate automated, end-to-end data pipelines, create and maintain data models and schemas, and contribute to the overall scalability, reliability, and security of the data platform. This person will collaborate with data scientists and analysts to understand data requirements, work with security teams to implement data protection measures, and stay current with data engineering technologies and best practices.
Research Scientist ManTechResearch ScientistCatonsville, MDThe Research Scientist will support advanced research initiatives focused on high-performance computing and machine learning benchmarks. + Constantly operate a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer.
Jr. Scientist II/X-Ray Crystallographer IREJr. Scientist II/X-Ray CrystallographerMarylandPublishing research findings in scientific journals and presenting at industry conferences to advance the knowledge base in clinical research. Required qualifications and experience: PhD or equivalent degree in a relevant scientific field such as biology, chemistry, pharmacology, or clinical research.
Research Scientist Howard UniversityResearch ScientistWashington DC$59,000–$65,000 / yearJOB PURPOSE: Howard University seeks a highly skilled and motivated Biomedical Research Scientist or Postdoctoral Fellow specializing in neuroscience and genomic regulation to join its growing biomedical research enterprise. The incumbent will design and implement independent and collaborative projects focused on neuroscience and molecular/cellular signaling, contributing to Howard University's mission of advancing health equity through cutting-edge biomedical research.
355 - Senior Software Engineer ARSIEM355 - Senior Software EngineerFt. Meade, MDThe software engineer will work closely with data scientists and end users to develop innovative analytic tools to further discovery and tradecraft around critical global challenges, then deliver innovative solutions focused on operationalizing data science. Additional factors considered in extending an offer include (but are not limited to) job responsibilities, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other laws.
Managing Scientist Water Resources, Agricultural, or Nutrient Management (Ph.D.) Exponent IncManaging Scientist Water Resources, Agricultural, or Nutrient Management (Ph.D.)Washington, DC$140,000–$171,000 / yearNot required, but any of the following experiences would be a plus: Understanding of federal, state, and local laws, rules, and regulations pertinent to agriculture, water quality, and related environmental sciences, including USDA, ESA, NEPA, and Clean Water Act in the U.S. and similar laws and regulations in other countries. Expert-level knowledge of various land-use activities, including agricultural science, soil science, crop and livestock management, water resources, including irrigation practices, pest management, and nutrient management.
Cryptologic Computer Scientist - All Levels (TS/SCI with Polygraph required) Red AlphaCryptologic Computer Scientist - All Levels (TS/SCI with Polygraph required)Annapolis Junction, Maryland$95,000–$155,000 / yearOur total compensation package was strategically designed with our members in mind with the intention to: reward our members for their hard work and commitment to our customers' missions; allow members to share in Red Alpha's success as we continue to grow and expand our footprint; provide long-term career opportunities through stability and internal mobility; and provide the resources our members need to support themselves and their dependents in the form of a robust benefits package. Daily tasks may involve analyzing forensic and network data, attack attribution, protection of critical networks, active systems warnings and indicators, active penetration into target systems, knowledge discovery of passive and active systems, or other cryptologic computer science mission support.
Managing Scientist- Water Resources, Agricultural, or Nutrient Management (Ph.D.) Exponent Inc.Managing Scientist- Water Resources, Agricultural, or Nutrient Management (Ph.D.)Washington, DC$136,000–$166,000 / yearFull timeExpert-level knowledge of various land-use activities, including agricultural science, soil science, crop and livestock management, water resources, including irrigation practices, pest management, and nutrient management. For over five decades, we've connected the lessons of past failures with tomorrow's solutions to advise clients as they innovate technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability.
Biological Scientist Guidehouse IncBiological ScientistBethesda, MD$74,000–$124,000 / yearSupport quality, efficient operations for the NICHD Biorepository and HR-pQCT Imaging Programs, including managing biospecimens from clinical protocols and obtaining bone density and microarchitecture scans for NIH Clinical Center study participants. Prepare reports, summaries, findings, manuscripts, scientific documentation, and PowerPoint presentations to communicate research results, project data, and updates to research personnel, laboratory members, stakeholders, and scientific conferences.
Applied Scientist, AWS Security Amazon.com IncApplied Scientist, AWS SecurityArlington, VAWe offer talented security professionals the chance to accelerate their careers with opportunities to build experience in a wide variety of areas including cloud, devices, retail, entertainment, healthcare, operations, and physical stores. You"ll collaborate with software engineers, security engineers, and fellow scientists to: Analyze large-scale security data using statistical methods and data mining techniques.
Data Engineer 2 - TS required - Washington DC area Bow Wave LLCData Engineer 2 - TS required - Washington DC areaArlington, VAFull timeEducation Requirement: Bachelor's DegreeKey Responsibilities:•Assist in designing, developing, and maintaining basic ETL pipelines for ingesting, transforming, and loading datasets under the guidance of more experienced engineers.•Support analysis of data structures, mappings, and data quality checks to identify issues or gaps.•Help ensure data accuracy, consistency, and integrity by running validation queries, profiling datasets, and supporting data cleanup efforts.•Contribute to data migration tasks, such as mapping source data to target systems and running migration scripts.•Collaborate with analysts, data scientists, and business stakeholders to translate requirements into simple data transformations or pipeline updates.•Monitor pipeline performance and assist in troubleshooting operational issues, escalating complex problems as needed.•Help document data flows, transformation logic, and operational processes to support maintainability and knowledge sharing.
Lead Data Architect Revolutional, LLCLead Data ArchitectWashington, DC$160,000–$225,000 / yearYou will lead architecture efforts spanning data platforms, pipelines, governance frameworks, analytics ecosystems, AI/ML integration, and large-scale distributed processing environments. We apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes.
Senior Scientist Becton Dickinson and CoSenior ScientistSparks, MD$95,900–$153,400 / yearWaters collaborates with analytical laboratories around the world to advance the release of effective, high-quality medicines, assure the safety of food and water, and drive better patient outcomes by detecting diseases earlier, managing routine infections, and combatting growing antibiotic resistance. Job Overview: The Senior Scientist provides technical leadership and hands-on scientific support for Process Engineering activities, with emphasis on Phoenix ID/AST and Sensi Disc product sustaining, manufacturing support, quality investigations, stability testing, new or modified product evaluations, and cross-functional project execution.
Imagery Scientist - SAR Senior AND Expert (KP) Job#819 Allen Integrated SolutionsImagery Scientist - SAR Senior AND Expert (KP) Job#819Washington, DCExperience developing, testing, and evaluating new algorithms, processes, methodologies, and products using SAR imagery with tools like Python, MATLAB, and Google Earth Engine. Position Responsibilities : 4+ years of experience as a SAR expert with understanding of collection, phenomenology, image formation process, and exploitation products.
Scientist/Sr. Researcher for Quantitative Antenna Limits for Performance Research Bluemont Technology & Research, Inc.Scientist/Sr. Researcher for Quantitative Antenna Limits for Performance ResearchBethesda, MDSubstantially contributing authorship (considered to be first, second or last author) on two peer-reviewed journal publications or one internally archived (not necessarily shareable) technical documents substantially involving RF antennas, RF communications or RF collection. Substantially contributing authorship (considered to be first, second or last author) on four peer reviewed journal publications or two internally archived and shareable technical documents substantially involving ESAs or time varying antennas.
Senior Scientist - Cardiology Washington University in St LouisSenior Scientist - CardiologyWashingtonThe Senior Scientist will help lead advanced health services research using large-scale databases including Medicare and electronic health record data, with a focus on aging, cognitive decline, and variations in care. Will design and execute complex observational studies in partnership with the PI, assist in writing and submitting grants to the NIH and other funders, and assist in drafting and revising manuscripts, presentations, and other dissemination products.
Scientist, Genetic Toxicology InotivScientist, Genetic ToxicologyRockville, Maryland$80,100–$105,500 / yearPlease note that hourly rates/salaries vary within the range based on factors including, but not limited to, prior relevant experience, skills, education, certification, location as well as internal equity and market data. Reviews and recommends potential assay developments to upper management, and participates in initiatives and/or projects to drive improvement in quality and/or client service.
Managing Scientist Exponent IncManaging ScientistBowie, MD$135,000–$195,000 / yearIn this role, you will collaborate with multidisciplinary teams to lead and provide scientific support on a wide range of projects addressing human health risks associated with environmental, occupational, consumer, and other exposures. For over five decades, we''ve connected the lessons of past failures with tomorrow''s solutions to advise clients as they innovate technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability.