Data Scientist Lead Science Applications International CorpData Scientist LeadChantilly, VA$160,001–$200,000 / yearThe role supports the resolution of operational and systems problems into data-driven solutions, guides analytic strategy, and advises leadership on mission impact, model risk, and data-informed tradeoffs. Collaborating with other data scientists, software developers, operators, project managers, and clients to prepare data for predictive modeling and develop data architectures.
Cyber Data Scientist IV Rite-Solutions IncCyber Data Scientist IVChantilly, VAThere 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. The contracts Core Capabilities are: IA Management, Federal Information Security Management Act (FISMA) coordination and reporting, Risk Management Framework (RMF) application, IA compliance measurements and metrics, Assessment and Authorization (A&A), Vulnerability Management, and Cyber Defense support.
GEOINT SIGINT Data Scientist Science Applications International CorpGEOINT SIGINT Data ScientistChantilly, VA$160,001–$200,000 / yearThe role supports the resolution of operational and systems problems into data‑driven solutions, guides analytic strategy, and advises leadership on mission impact, model risk, and data‑informed tradeoffs across GEOINT, SIGINT, and multi‑INT ground architectures. Supports testing and validation procedures to ensure operational platforms function correctly, including gathering user feedback, identifying issues, conducting updates, and performing routine quality assurance checks on GEOINT/SIGINT data pipelines.
Software Systems Engineer Technical Advisor Science Applications International CorpSoftware Systems Engineer Technical AdvisorChantilly, VA$160,001–$200,000 / yearStrong oral and written communications to support interaction with government, SETA, FFRDC, external stakeholders, and development contractors at all levels on significant technical matters often requiring coordination between all organizations within a high-tempo environment. Job Responsibilities to include: Lead technical and programmatic interchanges; identify and resolve issues; and provide engineering and technical advice to the customer to achieve innovative capabilities for automated multi-INT machine learning analytics.
NewAI/ML Engineer Science Applications International CorpAI/ML EngineerChantilly, VA$180,000–$220,000 / yearSAIC is seeking an experienced AI/ML Engineer to serve as a senior technical advisor, ensuring infrastructure supports frontier AI models, mission use cases, and rapid R&D experimentation. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services.
Sr. Mission Management Project Leader The Aerospace CorpSr. Mission Management Project LeaderWestfield, VA$171,400–$257,100 / yearThe National Systems Group serves as the technical advisor to the Intelligence Community and its mission partners involved in the collection and distribution of national and tactical intelligence, including electronics programs, advanced technologies, ground and communications, imagery programs, and systems engineering and launch. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers.
Modeling, Simulation and Analysis Engineer ( Expert Level)Job ID: 11/252/5a CEdge IncModeling, Simulation and Analysis Engineer ( Expert Level)Job ID: 11/252/5aChantilly, VAOverall Assignment Description: Expert-level Modeling, Simulation and Analysis (MS&A) Engineers guide and conduct modeling, simulation and analysis activities in support of business stakeholders, analysts, and warfighters to define and analyze system and data requirements to support NGA business and mission processes to ensure timely and accurate GEOINT. Skills and Experience: Required: · Bachelor's degree or higher in Computer Science, Information Technology, Engineering, Engineering Management, Management Information Systems, Mathematics, or related STEM degree program, or related equivalent additional experience of 4 years with no degree or 2 years with a non-STEM degree.
Technical Lead, Data Integration, Warehousing & Analytics KBR IncTechnical Lead, Data Integration, Warehousing & AnalyticsChantilly, VAThe Technical Lead, Data Integration, Warehousing & Analytics serves as the primary technical expert and hands-on leader responsible for the design, development, and optimization of enterprise data integration pipelines, data warehouse platforms, and analytics solutions. This individual partners closely with business stakeholders, data consumers, and IT leadership to deliver modern data solutions while promoting data quality, governance, scalability, and self-service analytics capabilities.
Systems Engineer/Developer (Ts/Sci W/ Poly) - Mission Critical Leading Path ConsultingSystems Engineer/Developer (Ts/Sci W/ Poly) - Mission CriticalWarrenton, VAThe ideal candidate is a technical leader and doer, not just an advisor - someone who can seamlessly collaborate across infrastructure, platform, application, DevSecOps, information systems security, and data teams while maintaining ownership of system reliability, performance, scalability, and security. This role requires a proven practitioner who can analyze existing (as-is) systems and applications, document current state architectures, design future-state solutions, and implement system enhancements or technology transformations end-to- end.
AI Software Engineer - SME Dark Wolf SolutionsAI Software Engineer - SMEChantilly, VA$185,000–$240,000 / yearAs the primary technical authority, you will drive enterprise-scale architectural vision, design novel AI systems, oversee multi-cloud and air-gapped infrastructure, and advise key government stakeholders on high-impact AI strategies. Dark Wolf is seeking an AI Software Engineer Subject Matter Expert (SME) to architect, lead, and execute complex, high-assurance AI/ML engineering initiatives.
Ground Systems Engineer Science Applications International CorpGround Systems EngineerChantilly, VACandidates experienced as USAF/USSF acquisition officers (AFSC: 63A) or developmental engineers (AFSC: 62E) leading satellite programs in the USSF (SSC), NRO, or SDA, applying the full range of the systems engineering discipline (e.g., Requirements Development, Architecture, SE milestones: SRR, PDR, CDR, etc.), and/or DAWIA/PMI Program Management will be especially well-prepared to excel. Operating within a fast-paced acquisition environment, we benefit from streamlined authorities and direct access to senior Government decisionmakers, enabling us to move quickly and execute aggressive schedules using the most innovative contracting strategies available.
Space Communication Systems Engineer Science Applications International CorpSpace Communication Systems EngineerChantilly, VAKey duties/responsibilities include, but are not limited to: Work in an interactive team environment with Government customer leads and other subject matter experts to directly support GSIA as the office responsible for GEOINT space capability studies for the NRO. Evaluate system and architecture designs, as necessary, to determine if the proposed architecture and supporting system capabilities are adequate to meet the required performance thresholds.
Principal / Sr. Principal AI Software Engineer Northrop Grumman CorpPrincipal / Sr. Principal AI Software EngineerVA$137,800–$206,800 / yearWe are looking for early to mid-career AI researchers and engineers with deep knowledge of Computer Science and a deep focus on Reinforcement Learning (RL) to design and implement intelligent autonomy algorithms for our space and aerospace programs. Demonstrated systems engineering excellence in requirements analysis, modeling and simulation, verification and validation at subsystem and system level or Demonstrated vehicle development, mission systems integration, ground and flight test validation experience.
Access Control Officer VA (Active Top Secret Required | FS Poly Preferred) Cencore Group LLCAccess Control Officer VA (Active Top Secret Required | FS Poly Preferred)VACenCore Group strives to be the trusted and primary source for insight, analysis, and implementation of physical and digital security solutions associated with the development of artificial intelligence and machine learning in the NatSec space. Effective verbal and written communication skills, with the ability to interact professionally with employees, visitors, clients, and vendors.
Instructional Systems Designer Leidos Holdings IncInstructional Systems DesignerChantilly, VA$82,550–$149,225 / yearThe Mission The Leidos NSS Group uses a wide range of capabilities in Digital Modernization, Mission Software Systems, and enabling technologies like Artificial Intelligence and Machine Learning to support our customers' mission to defend against evolving threats around the world. The Challenge: Execute all facets of the training development life-cycle for various training types, including instructor-led courses, web-based and online training, blended learning, and performance support.
Senior Software Engineer / Data Scientist (Training Systems) Leidos Holdings IncSenior Software Engineer / Data Scientist (Training Systems)Chantilly, VA$154,050–$278,475 / yearBachelors degree in Computer Science, Data Science, Software Engineering, Mathematics, Engineering, or related technical field with 8+ years of relevant experience and 15+ years overall experience; additional experience may be considered in lieu of degree. Familiarity with contemporary AI coding ecosystems and developer productivity tools such as Claude Code, OpenAI Codex, Cursor, OpenCode, GitHub Copilot, or similar platforms.
Data Scientist Verite Group, Inc.Data ScientistChantilly, VAThis project regularly needs various types of people - Data Scientists, Data / ETL Engineers, Analytic Software Engineers, Full Stack Developers, UI/UX Developers, and AWS/DevOps experts. We're particularly interested in people with any of the following experience: Work on this program takes place throughout the Reston/Herndon/Chantilly, VA area (we cannot support remote work) and requires a TS/SCI + Poly clearance (acceptable to this customer).
Fraud Investigation Associate Lendable LtdFraud Investigation AssociateVARemote$80,000–$120,000 / yearWe're growing fast, and there's a lot more to do: we're going after the two biggest Western markets (UK and US) where trillions worth of financial products are held by big banks with dated systems and painful processes. Special Investigations: Conduct deep-dive investigations into suspected fraud rings and organized criminal activity, collaborating closely with senior leadership on high-stakes cases.
Senior Enterprise Systems Architect Unissant IncSenior Enterprise Systems ArchitectAshburn, VAThe successful candidate will be equally comfortable advising executives, collaborating with cross-functional technical teams, and shaping enterprise roadmaps that align AI investments with broader business, mission, data, infrastructure, and modernization goals. Partner with engineering, operations, cybersecurity, data, cloud, and enterprise architecture teams to align AI solutions with existing systems and target-state architectures.
NewChief Systems Engineer Science Applications International CorpChief Systems EngineerChantilly, VA$240,001–$280,000 / yearSAIC is seeking an experienced Senior Systems Engineer to support the Customer on strategic research linked to the applications of Artificial Intelligence, Machine Learning, Advanced Analytics, Autonomous Systems, and Robotics. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services.