Instructor/Facilitator - Data Scientist Calibre SystemsInstructor/Facilitator - Data ScientistFt. Belvoir, VACALIBRE is seeking an experienced Instructor/Facilitator – Data Analytics to support training and education efforts at the Army Force Management School (AFMS) at Fort Belvoir, VA. This role will serve as a subject matter expert responsible for delivering instruction on data analytics tools, methodologies, and their application within Army force management.
NewSenior Data Scientist LeidosSenior Data ScientistChantilly, VA$154,050–$278,475 / yearThis role supports customers operating in classified environments and requires close collaboration with subject matter experts, designers, engineers, analysts, and mission stakeholders to deliver innovative, operationally relevant data science and AI solutions. Master’s degree in Data Science, Computer Science, Statistics, Mathematics, Engineering, or a related quantitative field with 15+ years of relevant experience, or Bachelor’s degree with 18+ years of relevant experience.
Medical Laboratory Scientist Blood Bank / Blood Bank Technologist/ Immunohematology -1 22nd Century Technologies, Inc. (TSCTI)Medical Laboratory Scientist Blood Bank / Blood Bank Technologist/ Immunohematology -1Bethesda, MD$70,000–$140,000 / yearFull timeAssists with performing basic laboratory experiments and procedures: Performs laboratory testing (pre-analytical, analytical and post-analytical phases) using automated and manual methods in accordance with regulatory and accrediting agency requirements: ABORh, direct antiglobulin testing, antibody screening and identification, RBC phenotyping, elutions, crossmatches, iso hemagglutinin titers. Provides technical experience needed to assist in studying the basic principles of plant and animal life: Provide technical information and support to internal and external customers; respond to questions regarding analyte stability, reference material, and statistical information; serve as resource for problem resolution, meeting client/customer needs.
NewQuality Scientist ActalentQuality ScientistJessup, MD$18–$23 / hourThe position also requires occasional work in manufacturing areas that may involve moderate standing, walking, reaching, climbing, stacking, and lifting, as well as exposure to loud noises, dusty conditions, and strong odors typical of spice production. Job Description Job Title: Quality Scientist Job Description The Quality Scientist (Quality Inspector) supports daily operations in a production and laboratory environment by performing critical sampling, inspection, and basic testing of spices and seasonings.
NewMaterials Scientist I Ion Storage SystemsMaterials Scientist IBeltsville, MDDocument and communicate experimental methods, results, and uncertainties Look for opportunities to improve and innovate the product or processes and propose ideas to the team Maintain lab cleanliness and promote environmental health and safety in the daily work environmentBe a passionate and agile member of the R&D team with a desire to work in fast-paced environment Required Qualifications: S. or M.S. in Materials Science & Engineering, Chemical Engineering, Ceramic Engineering, Mechanical Engineering, Chemistry, or related field1+ years of experience conducting research in a laboratory setting, preferably in ceramics, chemical, or polymer researchExperience with analytical techniques such as SEM, XRD, particle size analysis, FTIR, etc. Desired Qualifications/Skills: 1-3 years of hands-on experience with ceramic processing and sinteringProduct research or development focused experienceProficiency designing experiments and analyzing dataFamiliarity with ion conductors and fuel cell or battery electrochemistry Benefits: The base salary range for this role is $77,000, depending on experience.
NewBehavioral Scientist PKH EnterprisesBehavioral ScientistWashington, DCThe PKH team is comprised of professionals with varied backgrounds combining legal, policy and technical expertise and offers the services and experience of business process engineers, senior subject matter experts and certified project managers. The Scientist may, among other tasks, be expected to conduct interviews, pilot studies, surveys, case studies, and program evaluations; develop metrics; analyze qualitative and quantitative data; and manage research projects.
NewSr. AI/ML Engineer CommenceSr. AI/ML EngineerLeesburg, VARemoteThe Senior AI/ML Engineer lives in the Data & Analytics team and partners closely with Data Scientists, Data Engineers, and Product teams to transform models and prototypes into reliable, performant, and production-grade systems. The ideal candidate has strong data science and MLOps experience, is comfortable working with complex healthcare datasets (EHRs, claims, FHIR), and can build scalable AI solutions that meet regulatory and operational requirements.
Senior AI Software Engineer-TS/SCI clearances (CI poly preferred) CredenceSenior AI Software Engineer-TS/SCI clearances (CI poly preferred)Herndon, VAYou will collaborate with cross-functional engineering, data, cloud, and stakeholder teams to deliver scalable, secure, and mission-focused AI capabilities for federal clients, while helping guide technical direction, strengthen engineering practices, and mentor other engineers. Experience designing or implementing agentic AI solutions using frameworks or platforms such as Agent2Agent Protocol, Bedrock Agents, Mastra, CrewAI, Strands, AgentCore, LangChain, or LangGraph.
NewSenior Scientist - Radar Signal Processing STRSenior Scientist - Radar Signal ProcessingArlington, VA$139,000–$170,000 / yearOffers are based on factors, such as but not limited to, the candidate's experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. This position requires skills working as part of multi-disciplinary teams designing and analyzing signal processing algorithms for complex systems.
NewScientist / Nuclear Weapons SME Global Engineering & Technology, Inc. (GET)Scientist / Nuclear Weapons SMEGermantown, MD$175,000–$190,000 / yearDuties: This position requires expert-level knowledge to advise senior DOE management on current technical issues related to the SME's area of expertise in nuclear weapons research (e.g., nuclear weapon design, materials science research, stockpile management, special nuclear materials production, developments relating to improvised nuclear devices, or other areas of expertise). This senior professional prepares classification guidance and classification/declassification policy documents and guides in accordance with applicable laws, regulations, DOE Orders, and DOE Office of Classification procedures for Restricted Data (RD), Formerly Restricted Data (FRD), National Security Information (NSI), and Unclassified Controlled Nuclear Information (UCNI), including but not limited to the technical areas described below.
NewSenior Operations Research Analyst HazeGrayCyberSenior Operations Research AnalystWashington, DCRefine the predictive infrastructure model that focuses on lifecycle management including incorporating known funding levels, known facility investment plans (supportive of military construction (both new mission/footprint and recapitalization), restoration and modernization, sustainment, and demolition requirements) and incorporating the Marine Corps’ Facility Investment Strategy (FIS). Perform analysis applying appropriate scientific processes and modeling techniques; conduct research initiatives and contribute to data analysis initiatives; apply operations research methodology to various forms of analyses; present information into meaningful reports and presentation material; interprets information that may assist management with decision making and/or policy formulation.
NewAI/ML Engineer - Subject Matter Expert (SME) Argo Cyber SystemsAI/ML Engineer - Subject Matter Expert (SME)Arlington, VACitizenshipActive Secret Security ClearanceAbility to obtain DHS Entry on Duty (EOD) SuitabilityBachelor's degree in Computer Science, Artificial Intelligence, Data Science, Software Engineering, Computer Engineering, or related STEM fieldFive (5) or more years of professional experience developing AI, ML, automation, or data engineering solutionsStrong Python development experienceExperience implementing machine learning pipelinesExperience integrating Large Language Models (LLMs)Experience with Amazon Bedrock and AWS AI servicesExperience building REST APIs and cloud-native applicationsExperience with Git, CI/CD pipelines, and software development best practicesStrong analytical, problem-solving, and communication skillsPreferred QualificationsActive TS/SCI ClearanceExperience supporting DHS, CISA, NSA, FBI, DoD, or Intelligence Community programsExperience implementing Generative AI solutionsExperience developing autonomous AI agentsExperience building RAG architecturesExperience with LangChain, LangGraph, CrewAI, AutoGen, Semantic Kernel, or similar AI orchestration frameworksExperience with Databricks AI PlatformExperience with vector databases (Pinecone, FAISS, ChromaDB, OpenSearch Vector Engine)Experience supporting malware analysis, digital forensics, or threat intelligenceExperience implementing MLOps pipelinesExperience deploying AI into production cloud environmentsDesired Technical SkillsArtificial IntelligenceLarge Language Models (LLMs)Generative AIRetrieval-Augmented Generation (RAG)Prompt EngineeringAI AgentsAgentic AIModel Fine-TuningReinforcement LearningNatural Language Processing (NLP)Embedding ModelsMachine LearningTensorFlowPyTorchScikit-learnXGBoostML PipelinesFeature EngineeringModel EvaluationModel DeploymentCloudAWSAmazonBedrockSageMakerLambdaECSEKSS3IAMCloudWatchDatabricksDataEngineeringSparkKafkaKinesisAirflowPrefectSQLNoSQLData LakesETL/ELTVector DatabasesSoftware EngineeringPythonFastAPIRESTAPIsDockerKubernetesGitGitHubActionsJenkinsTerraformCybersecurityMalware AnalysisThreat IntelligenceIncident ResponseDigital ForensicsMITRE ATT&CKDetection EngineeringSIEM IntegrationSecurity AutomationDesired CertificationsOne or more of the following certifications are highly desirable:AWS Certified Machine Learning – SpecialtyAWS Certified AI PractitionerAWS Solutions Architect – ProfessionalDatabricks Certified Machine Learning ProfessionalMicrosoft Azure AI Engineer AssociateGoogle Professional Machine Learning EngineerCSSLPDoD 8140 IAT Level IIICISSP (Preferred)GIAC Certified Forensic Analyst (GCFA) (Preferred)What Success Looks LikeWithin your first year you will:Deploy secure AI capabilities supporting DHS cyber operations. Job Description AI/ML Engineer – Subject Matter Expert (SME)Location: Government Facility (Hybrid/Onsite)Security Clearance: Active Secret Clearance Required (TS/SCI Preferred)Customer: U.S. Department of Homeland Security (DHS)Employment Type: Full-TimeAbout Argo CyberArgo Cyber Systems is a Service-Disabled Veteran-Owned Small Business (SDVOSB) delivering advanced cybersecurity engineering, artificial intelligence, cloud security, digital forensics, threat intelligence, and cyber modernization services to Federal agencies and critical infrastructure organizations.
IoT Engineer System OneIoT EngineerMerrifield, VARemote$80 / hourPartner with sensor specialists to manage new sensor data streaming to the IoT platform, and with data scientists and machine learning engineers to take on analytic results and develop it to an application with a user interface, integrate with any pre-existing systems, demonstrate successful use cases and wins, etc. Work with Industry solution providers, equipment manufacturers, and the Enterprise Resource Planning vendor to design and implement the required system integration points and data flow to achieve best-in-class lights-out operations.
NewLead Systems Engineer AnaVationLead Systems EngineerReston, VAUnderstanding of modern architectures including cloud, Full stack experience with modern application development environments, including backend development, modern UI frameworks, relational databases, microservices, containers, scripting and developing applications for big data platforms integration of data sources. As Lead, you will represent the engineering team in customer meetings, plan quarterly Agile Development Planning commitments, drive technology roadmaps, work with the AnaVation Program Manager to accelerate customer priorities, and mentor senior, mid-level, and junior engineers.
Data Scientist VTGData ScientistChantilly, VirginiaFull timePreferred Qualifications: Experience supporting IC, DoD, or DOJ mission programs, Experience working with operational, intelligence, or enterprise data, Familiarity with cloud‑based analytics environments, Experience with Agile delivery environments. Data Scientist I supports government and program teams by assisting with data analysis, visualization, and reporting to inform mission, operational, and business decisions under senior supervision.
NewSenior Data Scientist – Machine Learning & AI Team VelocitySenior Data Scientist – Machine Learning & AIRemote, Continental U.S., VARemote$160,000–$190,000 / yearTeam Velocity is seeking a Senior Data Scientist to develop and deploy machine learning, predictive analytics, and AI solutions that improve customer engagement, marketing performance, operational efficiency, and business intelligence. Our proprietary Apollo® technology platform uses data, predictive analytics, and AI to predict consumer behavior, personalize marketing, and help dealerships increase sales and service revenue.
Senior Data Scientist - Government Clearance Required General Dynamics Information TechnologySenior Data Scientist - Government Clearance RequiredSterling, VirginiaTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. Performs scientific work associated with the analytical, statistical, and programming skills to collect, analyze, and interpret large data sets; develop data-driven solutions to difficult business challenges.
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.
NewJunior Data Scientist with BI Skills SynergisticITJunior Data Scientist with BI SkillsCollege Park, MD$95,000–$154,000 / yearSince 2010, Synergisticit has helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k. Many candidates know the theory behind models, but employers want to see whether you can clean data, explore datasets, choose the right model, evaluate results, explain tradeoffs, and communicate findings in a business-friendly way.
Data Scientist CarfaxData ScientistCentreville, VirginiaThe expert in vehicle history since 1984, CARFAX provides exclusive services like CARFAX Used Car Listings, CARFAX Car Care, CARFAX History-Based Value and the flagship CARFAX® Vehicle History Report to consumers and the automotive industry. Strong understanding and practical experience with machine learning techniques such as regression, tree-based models, ensemble methods, and neural networks, with experience applying these methods to large, real-world datasets and production systems.