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–$190,000 / yearThe 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.
Data Scientist/Machine Learning Engineer (Req-249) CATHEXISData Scientist/Machine Learning Engineer (Req-249)Tysons, VA$120,000–$150,000 / yearThe 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.
Data Scientist/Machine Learning Engineer (Req-253) CATHEXISData Scientist/Machine Learning Engineer (Req-253)Tysons, VA$120,000–$150,000 / yearThe 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.
Principal Data Scientist - Gen AI Xometry IncPrincipal Data Scientist - Gen AINorth Bethesda, MD$200,000–$230,000 / yearIn this role, you will serve as a technical leader, owning a 12 month technical roadmap, driving large-scale cross-functional ML and AI initiatives, and setting the long-term scientific direction for AI-driven solutions that enhance Xometry''s service offerings. Generative AI Development: Develop and deploy generative AI models and large language models (LLMs) for multimodal document processing, focusing on extracting structured data from technical drawings, purchasing orders, and other complex documents.
Associate Data Scientist Gartner IncAssociate Data ScientistArlington, VAYou'll have access to unmatched resources, expertise, and technology, and play a key role in helping Gartner and our clients innovate and grow as we leverage AI to transform business and technology landscapes. Our mission relies on expert analysis and bold ideas to deliver actionable, objective business and technology insights, helping enterprise leaders and their teams succeed with their mission-critical priorities.
Biological Scientist (52246) Gap Solutions, Inc.Biological Scientist (52246)Rockville, MDTissue models include bioprinted tissues, spheroids and organoids, in multi well plate screening platforms 3. Develop 2D and 3D assays relevant to neuronal activity, including calcium flux with fluorescence readers like FLIPR or cell imaging, action potential with multielectrode arrays, optogenetics with fiber photometry 4. Maintain tissues for up to two months after assembly to allow them to mature and develop wild-type features, including development of automated tissue maintenance and programming protocols using automated liquid handlers available at NCATS 5. Perform cell culture work using primary and iPSC-derived cells, including cell expansion, differentiation, and scaling up to generate the number of cells necessary with good viability to produce 3D tissues; check cells regularly for mycoplasma contamination.
Senior Scientist - Immunopeptidome AstraZeneca PlcSenior Scientist - ImmunopeptidomeGaithersburg, MD$116,284–$174,426 / yearStrong hands-on skills in basic biochemical and immunological methods including multi-color flow cytometry (FACS), ELISA/multiplex assays, ELISPOT, cell killing assays, and high content imaging. Scientific Communication: Present findings with clarity to internal teams and external audiences; publish high-quality work in peer-reviewed journals to shape the scientific field.
Digital Twin Principal Scientist (f/m/d) Focused Energy GmbHDigital Twin Principal Scientist (f/m/d)Washington, DCYou will lead a team of scientists who develop and own the simulation codes for each major subsystem - laser, target, fusion chamber, target injection and tracking, and target manufacturing - and drive the synthesis of those subsystem models into a comprehensive, self-consistent plant-level simulation framework. Focused Energy is advancing laser-driven inertial fusion energy (IFE) toward commercial power generation, and the credibility and velocity of that mission depend on our ability to model how the full IFE system behaves, where the physics risks lie, and what each subsystem must achieve for the plant to be economically viable.
Medical Laboratory Scientist II Quest Diagnostics IncMedical Laboratory Scientist IISilver Spring, MD$29.13–$48.06 / hourPhysical and Mental Requirements: The normal performance of duties may require lifting and carrying objects: Objects 1 to 10 pounds are lifted and carried frequently; objects 11 to 25 pounds are lifted and carried occasionally; objects 36 to 50 pounds are seldom lifted or carried and objects over 50 pounds are not to be lifted or carried without assistance. Provides support to the department in the areas of quality control, troubleshooting complex problems, customer support, instrument and equipment maintenance, staff training, process improvement and the completion of special projects as assigned.
Environmental Geologist or Scientist Mid-Level Tetra Tech IncEnvironmental Geologist or Scientist Mid-LevelGermantown, MDWith 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. Field work will entail work in a wide range of outdoor conditions, including work in adverse weather conditions, such as high heat, extreme cold, and precipitation and on unimproved job sites where dense vegetation, uneven ground, and physical obstacles may be present.
Data Scientist PlanIT GroupData ScientistReston, VAExpert proficiency in common data science tools, including scripted languages (such as SQL, Python, R, and Java Scripts), Integrated Development Environment and analytics platforms, open-source solutions, commercial off-the- shelf tools and hardware-based capabilities to support the data analytic development process and creating models, dashboards, and reports. • Proficiency in common data science tools and programming and scripting languages such as SQL, Python, R, and JavaScript with a proven ability to create solutions in complex environments, including the use of programming languages to create datasets, visualizations, and interactive reports in various business intelligence applications.
Data Scientist Expert In Recruitment SolutionsData ScientistSpringfield, VAThis role supports defense, intelligence, and federal clients by building machine learning models, data pipelines, and APIs to determine information values, trends, patterns, and relationships—particularly in signal, image, and geospatial domains—and working with structured and unstructured data to generate insights for operations or strategic decision-making. We are seeking a Data Scientist to join a multidisciplinary team developing analytic capabilities, capturing workflows, designing predictive models and developing business processes for real-world mission challenges.
NewMid-Level Data Scientist Fusion TechnologyMid-Level Data ScientistWashington, DCFull timeWorks on data collection for regular and ad-hoc data calls for internal and external customers, develops and enhances service requests portals, dashboards and visualizations integrating business data from SharePoint, applications, files, and internal and external data sources, creating and maintaining Power Automations supporting multiple business processes, integration of AI/ML into BI reporting, cleansing, and curation of business intelligence datasets, re-development of a quantitative cybersecurity risk assessment tool, and development of additional quantitative risk assessment tools. Preferred Qualifications:Experience connecting to and extracting/manipulating data from the following systems strongly preferred:Asset Management System (AMS), BigFix, Enterprise Process Automation System (EPAS), Facilities Integration Tool (FIT), Joint Cybersecurity Authorization and Management (JCAM), HR Source/HR Reports, Sentinel, Tenable, Unified Finance Management System (UFMS), Xacta, Microsoft Defender for Enterprise, JIRA, JIRA Service Manager, and CrowdStrike.
NewStatistician (Data Scientist) U.S. Department of the InteriorStatistician (Data Scientist)Washington, DC$74,678–$159,575 / yearSpecialized experience for this position includes: 1) develop or revise an agency or organizations statistical or mathematical models and complex algorithms related to financial, economic, or actuarial risk; 2) develop procedures for statistical model data integration, query authoring, manipulation, and output related to financial, economic, or actuarial risk; 3) develop, review, and enhance an agency or organizations financial, economic, or actuarial risk models and analytical methods to test hypotheses and refine models; 4) lead and conduct meetings with stakeholders or technical representatives to interpret, explain and document methods, results, and interpretations as they relate to statistics, risk and analytical models; 5) develop and deliver training or provide guidance to peers and other audiences on conducting and interpreting results from statistical or mathematical models and complex algorithms related to financial, economic, or actuarial risk. Specialized experience for this position includes: 1) research and apply statistical and/or mathematical techniques and accurately interpret results; 2) provide support in developing statistical and/or mathematical risk models and analytical and algorithmic methods that test hypotheses and refine models; 3) meet with management or employees to interpret, explain and document methods, and results as they relate to statistics, risk and analytical models; 4) deliver training or provide guidance to peers and other employees for techniques and best practices in interpreting results from a statistical and/or mathematical risk model.
Cyber Data Scientist IV ArcfieldCyber Data Scientist IVChantilly, VirginiaFull timeThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. Our solution areas include space mission engineering, atmospheric science, digital engineering, mission assurance, and advances in modeling and simulation that together with our enterprise-wide adoption of artificial intelligence and machine learning, lead to better systems and timely, reliable decision-making.
Senior Data Scientist (Nlp And Unstructured Data Analytics) Node.DigitalSenior Data Scientist (Nlp And Unstructured Data Analytics)Washington, DCIntegrate 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).
Data Scientist Sr. Manager - Consumer Markets PwCData Scientist Sr. Manager - Consumer MarketsWashington, DC$91,000–$321,500 / yearPreference for at least one of the following fields of study: Accounting, Analytics/Data Science, Biology/Biomedical Sciences, Business Administration/Management, Computer Science/Information Systems, Economics, Engineering, Finance, Financial Mathematics/Quantitative Finance, Health Administration/Public Health, Mathematics/Statistics, Operations/Supply Chain, Project/Technology Management, Risk Management/Insurance, Science. PwC does not intend to hire experienced or entry level job seekers who will need, now or in the future, PwC sponsorship through the H-1B lottery, except as set forth within the following policy: https://pwc.to/H-1B-Lottery-Policy .
Data Scientist - Senior GRVTYData Scientist - SeniorFalls Church, VA$160,000–$190,000 / yearGRVTY is seeking a motivated and experienced Data Scientist to perform data analysis via statistical and quantitative methods, develop visualizations to support decision making, and build software to enable thorough monitoring and management of data pipeline tasks. This role will help accelerate the implementation of the NGA Maven Data Strategy and drive cross-departmental collaboration to enhance workflows and deliver greater productivity across labeling and imagery curation efforts.
NewData Scientist (Looker/Ai/Bi) Northramp LLCData Scientist (Looker/Ai/Bi)Reston, VABuild and deploy machine learning models for classification, prediction, anomaly detection, and natural language processing use cases using Python (scikit-learn, TensorFlow, or PyTorch) and cloud AI/ML services (Vertex AI, SageMaker, or Azure ML). This role is part of Northramp’s integrated delivery model, where engineers and advisors work as one team to bring sound judgment, disciplined execution, and deep federal experience to high-stakes modernization programs.
Senior Scientist, Vaccine Drug Product Development AstraZeneca PlcSenior Scientist, Vaccine Drug Product DevelopmentGaithersburg, MD$112,304–$168,456 / yearIn Vitro Characterization: Familiarity with biophysical characterization techniques such as DLS, HPLC/UPLC, LC-MS, UV/Fluorescence, ELISA/Binding assays, DSC/DMA, zeta potential, encapsulation efficiency, particle size and PDI, adsorption/desorption profiling, residual solvent/detergent analysis, Karl Fischer, osmolality, sterility/endotoxin, and appearance/particulate assessments. Cross-Functional Representation: Represent Drug Product on CMC sub-teams; collaborate with other functions to align formulation and process plans with program timelines.