Senior Software Engineer / Data Scientist (Training Systems) LeidosSenior Software Engineer / Data Scientist (Training Systems)Chantilly, VA$154,050–$278,475 / yearBachelor’s 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.
Senior Exchange Administrator LeidosSenior Exchange AdministratorAlexandria, VA$92,300–$166,850 / yearDuties include conducting technical planning for hardware and software upgrades, review of implementation and upgrade guides, documentation updates to support Risk Management Framework (RMF) Authority to Operate (ATO) and extension requests. This role requires an individual with expertise managing on-prem Microsoft Exchange solutions in small, medium, and large enterprise environments including physical and virtual server technologies and managing Microsoft M365 Exchange Online in a hybrid environment.
NewSenior System Realization and Resilience Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior System Realization and Resilience EngineerLaurel, MDYou will participate as a systems engineer on various projects, studies, and technical working groups focusing on requirements development, analysis, concept/technology development, acquisition, test planning and execution, system evaluation, and risk assessments across the program lifecycle. 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.
NewSenior Embedded Systems Developer Johns Hopkins Applied Physics Laboratory (APL)Senior Embedded Systems DeveloperLaurel, MDHave 6+ years of experience developing and enhancing hardware and software for embedded systems, such as FPGAs, systems-on-a-chip (SoCs), real-time operating systems (RTOS), microcontrollers, and/or weapon systems assemblies, using supported tools and toolchains, such as Vivado Design Suite (incl. Together, we will build capabilities that address sophisticated cyber challenges, assess and integrate real-time systems, perform laboratory and field testing, assist in post-processing data analysis, and communicate findings to sponsors.
NewSr. Cyber AI Operations Researcher Johns Hopkins Applied Physics Laboratory (APL)Sr. Cyber AI Operations ResearcherLaurel, MDProvide subject matter expertise in the areas of Cyber AI Operations and Mission Assurance Develop innovative, cutting-edge prototype solutions to tradecraft-driven problems for DoD and IC customers by blending latest research and industry best practices. Have experience with integrating full spectrum cyber AI operations (network operations, defensive cyberspace operations, and offensive cyberspace operations) and conventional military operations (kinetic, information, and electronic warfare).
NewSenior Reliability Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Reliability EngineerLaurel, MDFMEA, FMECA, Reliability Block Diagrams, Fault Tree Analysis, Probabilistic Risk Assessment and so forth) to quantify risk and inform program decisions in early concept development, acquisition, requirements analysis, design, test and evaluation, and sustainment. You will participate as a reliability SME in various projects, studies, and technical working groups focusing on requirements development, analysis, concept/technology development, acquisition, risk assessments, test planning and system evaluation.
NewSr. Executive Coordination Specialist BERING STRAITS PROFESSIONAL SERVICES LLCSr. Executive Coordination SpecialistWashington DC, DCPrepare, edit, format, and organize executive-level communications, correspondence, briefing materials, schedules, trackers, and other work products based on Government-provided information, established templates, and Government direction. Coordinate travel-related administrative requirements with designated Department personnel, control officers, transportation providers, host-country representatives, and other authorized stakeholders.
NewSenior Air-to-Air Modeling and Simulation Analyst Johns Hopkins Applied Physics Laboratory (APL)Senior Air-to-Air Modeling and Simulation AnalystLaurel, MDAPL 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. Develop, evaluate, and analyze tactics and concepts of employment for ground breaking technologies such as air platforms, sensors, countermeasures, and weapons including manned-unmanned vehicles.
NewSenior Wireless Signal Processing Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Wireless Signal Processing EngineerLaurel, MDHave deep theoretical and practical knowledge of digital communications and signal processing, with demonstrated expertise in several areas such as statistical signal processing, detection and estimation, receiver design, synchronization, modulation/demodulation, or channel coding. Have experience applying artificial intelligence or machine learning to wireless signal detection, classification, characterization, or reverse engineering, or developing automated or agentic workflows for complex signal-analysis problems.
NewSenior C++ Software Engineer - Multi-Mission Planning Development Johns Hopkins Applied Physics Laboratory (APL)Senior C++ Software Engineer - Multi-Mission Planning DevelopmentLaurel, MDIn A5C, we develop and deploy advanced planning capabilities and solutions directly into the hands of the warfighter, empowering them to design dominant defenses for maximum performance across multiple simultaneous multiple missions, multiple services, and multiple command echelon planning levels and domains. Are you passionate about applying your talents to address the difficult challenges facing our warfighters such as Operationalizing Artificial Intelligence to support Achieving Robust Homeland and Theater Defenses, Accelerating Warfighting Capabilities in INDOPACOM, or Enabling Space Superiority? .
NewSenior AFSIM Analyst Johns Hopkins Applied Physics Laboratory (APL)Senior AFSIM AnalystLaurel, MDCollaborate with our software development teams on improving our customized tools, including designing efficient representations for large datasets, testing accurate interactions across interdependent algorithms, and automating production analysis pipelines. 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.
Sr. Project Manager BERING STRAITS PROFESSIONAL SERVICES LLCSr. Project ManagerHanover, MDBuild and maintain professional relationships with Contracting Officers, CORs, government Quality Assurance personnel, facility representatives, design partners, subcontractors, suppliers, and other stakeholders. Ensure project teams and subcontractors comply with applicable OSHA requirements, EM 385-1-1 when contractually required, Accident Prevention Plans, Activity Hazard Analyses, and project-specific safety requirements.
Senior Program Performance Management Analyst SaabSenior Program Performance Management AnalystAnnandale, VA$90,000–$112,500 / yearThis key role requires a candidate skilled in MS Project and has a proven track record of success managing complex schedules and partnering with stakeholders to ensure program execution. When extending an offer, Saab, Inc. considers factors including (but not limited to) the role and associated responsibilities, location, and market and business considerations, as well as the candidate's work experience, key skills, and education/training.
NewSr. Contract Specialist BERING STRAITS PROFESSIONAL SERVICES LLCSr. Contract SpecialistArlington, VAManage cradle-to-grave, non-commercial, and highly-complex acquisitions for construction and trainings services abroad to include: performing market research, holding site visits, training others to lead site visits, independently formulating solicitations and generating source selection and evaluation plans, managing technical evaluations, training others to manage technical evaluations, leading price/cost analysis, training others to conduct cost/price analysis, overseeing post-award conferences, conducting government furnished property inventories, awarding time and materials contracts, holding contract reviews at posts world-wide, and conducting contract closeouts. Manage and provide services on all phases (pre-solicitation, solicitation, pre-award, post-award, admin) of highly complex, highly visible acquisitions for construction and advisory services abroad to include performing market research, holding site visits, formulating solicitations and generating source selection and evaluation plans, managing technical evaluations, leading price/cost analysis and negotiation, preparing contract documents, and executing award decisions.
Senior Electrical Test Technician ABM IndustriesSenior Electrical Test TechnicianBaltimore, MD$72–$80 / hourThe Lead Testing Technician serves as the highest-level field technical role within Electrical Power Services and may progress into Project Manager, Operations Manager, Technical Manager, Engineering Support, or other leadership positions based on business needs and demonstrated performance. The Lead Testing Technician functions as the technical authority on assigned projects, providing leadership, oversight, mentorship, and advanced technical expertise for electrical power systems ranging from low-voltage distribution through medium- and high-voltage applications.
NewSenior Acquisition Consultant Aviation Castellum IncSenior Acquisition Consultant AviationArlington, VA$130,000–$180,000 / yearThis position provides a broad range of support to senior Government clients focused on mission engineering, acquisition strategy, executive-level engagements, and high‑visibility portfolio oversight for air platforms and weapons systems. Corvus Consulting, LLC is seeking a Senior Acquisition Consultant – Aviation to support the Office of the Secretary of War Acquisition (OSW(A)) Air Platforms and Weapons (APW) office at the Pentagon in Arlington, VA.
Senior Principal Proposal Excellence Strategist LeidosSenior Principal Proposal Excellence StrategistReston, VA$154,050–$278,475 / yearLeidos' Capture Operations & Excellence, Proposal Operations organization leads and supports more than $50 billion in annual proposal submissions and is seeking an extraordinary Senior Principal Proposal Excellence Strategist to serve as one of our most versatile proposal professionals. The ideal candidate possesses extensive experience supporting traditional Federal, FEDSIM, and commercial procurements, thrives in fast-paced environments, and leverages Gen AI responsibly to improve proposal quality, efficiency, collaboration, and innovation.
NewSenior Information Operations Data Scientist Castellum IncSenior Information Operations Data ScientistArlington, VA$180,000–$190,000 / yearThe position focuses on identifying capability gaps, informing senior‑leader decisions, supporting Army planning and resourcing processes, and applying AI/ML/NLP expertise where beneficial to Army Information Operations (IO) capabilities and policies. Track Army, Joint, Executive Communication and Control (ECC), and congressional actions assigned to DAMO‑SOI using the Enterprise Task Management Software Solution (ETMS2) and the OSD Correspondence and Task Management System (CATMS).
NewSenior Sales and Operations Coordinator Herc Rentals IncSenior Sales and Operations CoordinatorUpper Marlboro, MDPlease be advised that the actual salary offered for any position is subject to the company's sole discretion and may be influenced by various factors, including but not limited to the candidate's qualifications, experience, location, and overall fit for the role. Founded in 1965, Herc Rentals is one of the leading equipment rental suppliers in North America with 2025 total revenues reaching approximately $4.4 billion.
NewSr. Financial Analyst Zentech Manufacturing ISr. Financial AnalystBaltimore, MD$80,000–$125,000 / yearWe support original equipment manufacturers (OEMs) of medical devices, aerospace and defense products, and industrial equipment with engineering and manufacturing solutions spanning product design, printed circuit board layout, test development, and manufacturing support through the entire product lifecycle. Zentech has built deep strengths in manufacturing high-reliability, high-complexity, low-to-medium-volume printed circuit boards and box builds, with best-in-class scalability to higher-volume production.