NewSenior Cryptographer - Post Quantum & High-Assurance Systems (TS/SCI) VibrintSenior Cryptographer - Post Quantum & High-Assurance Systems (TS/SCI)Reston, VAWork Locations in Virginia / Maryland / DC / Remote (with CONUS travel)You will be a senior technical advisor working alongside Vibrint's cleared engineering teams and QED's cryptography leadership, advising federal customers and evaluating cryptography modernization roadmaps. Working alongside many of the most talented professionals in public service, we work tirelessly to create and sustain new solutions and services that meet the stringent demands across a variety of customer missions.
NewMechanical Engineer (HVAC Systems Design) Synchronicity Engineering, LLCMechanical Engineer (HVAC Systems Design)Washington, DCSpecialized expertise includes mechanical and electrical designs for mission critical facilities but also includes:\r\n- Facility Project Planning and Scoping\r\n- Project Management\r\n- Building Cx Services\r\n- Energy Modeling\r\n- MEP modeling including CFD and Power/Arc Flash Studies\r\n- Design-Build Projects We specialize in designing custom solutions for building infrastructure systems supporting a wide range of building types with a particular specialty in mission critical facilities.
NewModeling Simulation and Analysis Engineer - Senior-Level Mission IntelModeling Simulation and Analysis Engineer - Senior-LevelSpringfield, VAJob Description Modeling, Simulation & Analysis (MS&A) Engineer (Senior-Level)TS/SCI Clearance Required | Support NGA Mission SuccessMission Intelligence Group is seeking a highly skilled Senior Modeling, Simulation & Analysis (MS&A) Engineer to support the National Geospatial-Intelligence Agency (NGA) and the broader National System for Geospatial-Intelligence (NSG). Desired QualificationsAdvanced EducationMaster's degree in:Computer ScienceInformation TechnologyEngineeringEngineeringManagementManagement Information SystemsMathematicsRelated STEM fieldTechnical ExpertiseWorking knowledge of Model-Based Systems Engineering (MBSE) methodologies, tools, and languages.
NewSystems Engineer/Architect Gromelski and Associates, Inc.Systems Engineer/ArchitectFairfax, VACurrently, we develop and deliver technical documentation and multimedia support including interactive electronic technical manuals (IETMs), multimedia applications, computer-based training (CBT), desktop simulation, technical system support including system engineering, software development and programming, lab management, system testing, integration, installation and maintenance for submarine combat systems. Since 1989, we have provided services for major corporations and large government agencies including the Social Security Administration, Lockheed Martin Corporation, Global Knowledge Network, Digital Equipment Corporation, Nextel Communications, Network Associates, Oracle Corporation, Department of Education, ExecuTrain Corporation, Federal Computer Corporation, and the U.S. Navy.
NewSoftware Systems Engineer (Linux/Windows/Clearance) JobotSoftware Systems Engineer (Linux/Windows/Clearance)Manassas, VA$80,000–$100,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.
NewElectrical Systems Design Engineer - Defense Prototyping KFORM DefenseElectrical Systems Design Engineer - Defense PrototypingSterling, VAJob Description Design systems that move from concept to the field—fast Kform is a next‑generation defense manufacturer partnering with leading defense and dual‑use startups to transform advanced ideas into production‑ready hardware. What you’ll tackle Own end‑to‑end development of multidisciplinary hardware: mechanical subassemblies, electronic architectures, embedded controls, fixtures, test assets, and production‑ready components.
NewElectrical Engineering Manager, Aerospace Systems Ideal AerosmithElectrical Engineering Manager, Aerospace SystemsDerwood, MD$140,000–$195,000 / yearJob Description Ideal Aerosmith is a leading supplier of precision inertial guidance test systems, flight motion simulators, innovative defense solutions in support of the warfighter, and a premier provider of aerospace test engineering services, ATE system engineering, and quality contract manufacturing services to the aerospace industry. This role serves as the electrical system integrator, responsible for ensuring all electrical subsystems—power, avionics, communications, and payloads—function as a cohesive, reliable system across development, test, and production environments.
Systems Engineer LeidosSystems EngineerBethesda, MD$87,100–$157,450If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. April 28, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
NewSystems Engineer Lead - DC area - Hybrid - DHS Suitability required to apply Bow Wave LLCSystems Engineer Lead - DC area - Hybrid - DHS Suitability required to applyArlington, VAJob Description Provides technical engineering support to the design, integration, and evaluation of tools and capabilities used in OSINT and SCG-related pilots. Support integration planning with existing CBP/DHS systems, subject to Government direction.3.
Senior Systems Engineer LeidosSenior Systems EngineerLaurel, MD$131,300–$237,350This may include decomposing features into workable stories, prioritizing or reprioritizing items in the backlog for upcoming sprints, refining acceptance criteria and complexity estimates or removing tickets that are no longer relevant. Leidos has an exciting opening for you, as our next TS/SCI cleared Senior Systems Engineer, to play a critical role with design, engineering, development and deployment of software supporting the DIA-NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP).
NewLead Systems Engineer PEMCCOLead Systems EngineerWashington, DC$73.90–$121.94 / hourYou will work directly with program leadership, customers, engineers, developers, and stakeholders to develop engineering strategies, evaluate technical solutions, and support some of the most complex challenges facing government programs today. This role is ideal for an experienced systems engineering professional who enjoys leading technical efforts, mentoring engineers, collaborating with customers, and driving solutions from concept through deployment and sustainment.
NewTechnical Electronic Signals Analysis Instructor Tensley Consulting, Inc.Technical Electronic Signals Analysis InstructorAnnapolis Junction, MD$135,000–$153,000 / yearThis role involves building and maintaining high‑quality technical coursework, providing expert instruction, and supporting ongoing improvements to training programs used across government and industry partners. Our team consists of System Engineers, Software Engineers, Test Engineers, and Signals Analysts performing work throughout the Continental United States (CONUS) and Outside the Continental United States (OCONUS).
NewTS/SCI Windows Systems Administrator TEKsystemsTS/SCI Windows Systems AdministratorArlington, VA$50–$65 / hourApply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring services, and system administration. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population.
NewSystems Verification Engineer ActalentSystems Verification EngineerRockville, MD$55–$75 / hourThe position focuses on requirements verification, requirements traceability through the Requirements Verification Traceability Matrix (RVTM), and system-level validation across highly integrated hardware, software, and modeling subsystems in a multi-contractor environment. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.
NewWireless Systems Engineer Chartis Consulting CorporationWireless Systems EngineerAshburn, VAThe Wireless Systems Engineer will play a key role in designing, integrating, and modernizing wireless communications systems, including point-to-point, mesh, and mobile networks. This position requires a strong understanding of wireless communication technologies and IP networking, along with the ability to gather customer requirements, develop tailored solutions, and support implementation.
Model-Based Systems Engineer LeidosModel-Based Systems EngineerWashington, DC$69,550–$125,725Bachelor’s degree in engineering or related field with 2+ years of prior relevant experience or a master’s degree with at least a year experience in one of these areas: systems engineering, software engineering, test engineering or related field. March 30, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Senior Model Based Systems Engineer LeidosSenior Model Based Systems EngineerAlexandria, VA$107,900–$195,050Bachelor’s degree in engineering or related field with 8+ years of prior relevant experience or a master’s degree with 6+ years of experience in one of these areas: systems engineering, software engineering, test engineering or related field. Your role will directly support our diverse portfolio of programs through a combination of requirements and design architecture analysis; MBSE Model development; mentoring junior engineers and assisting technical leadership develop briefing material.
NewPipeline Systems Engineer (Oil & Gas) ProSidian Consulting, LLCPipeline Systems Engineer (Oil & Gas)Washington, DC0 JOB OVERVIEW Provide services and support as a Pipeline Systems Engineer (Oil & Gas) [Independent Engineering (IE) Advisory Services] aligned with the Technical Execution / Independent Engineering Functional Area / Swim Lane / Category Discipline in the Energy Industry (Oil, And Gas/Power, And Utilities) Industry Sector focussing on RM | Risk Management Solutions for clients such as U.S. Department of Energy (DOE) | DOE Energy Dominance Financing (EDF) Program Generally Located In CONUS - Located In Washington, DC / Nationwide (Remote Project Support Across the United States) and across the District of Columbia / Nationwide (Remote Project Support Across the United States) - Independent Engineering Advisory Services are typically performed remotely and at project sites nationwide. An EDF-style Independent Engineering engagement could include:- Upstream Oil & Gas (Exploration and production | Reservoir development | Drilling programs)- Midstream (Pipelines | Compression facilities | LNG infrastructure | Storage terminals)- Downstream (Refineries | Petrochemical facilities | Processing plants)- Power & Utilities (Generation facilities | Transmission infrastructure | Grid modernization | Energy storage) Other Details Role supports NAICS 541330 Engineering Services for Energy Dominance Financing (EDF) Program/Loan Programs Office (LPO) energy infrastructure financing, with work performed for high-impact oil and gas, power, utilities, and infrastructure projects.
NewControl Systems Engineer (Japan - Onsite Position) RMC GlobalControl Systems Engineer (Japan - Onsite Position)Arlington, VAThe role requires regular collaboration with cybersecurity assessment teams and program managers, contributing to technical reports and client deliverables that document system integrity, performance, and any cybersecurity vulnerabilities with potential operational or mission impacts. The Engineer is also responsible for assisting in the development and validation of test plans, inspecting installed systems against design drawings and functional specifications, and ensuring integration of cybersecurity controls within engineering constraints.
NewTop Secret | Systems Network Engineer (DoS) ConcerasTop Secret | Systems Network Engineer (DoS)Washington, DCRequired Education & Experience: Bachelor’s degree in computer science, computer engineering, or a related discipline and at least 5 years of relevant experience; or a master’s degree and at least 3 years of experience. Familiarity with the Department of State environment, including data and voice networks, IT security systems, policies, and procedures; knowledge of Foreign Affairs Handbooks (FAHs) and Foreign Affairs Manuals (FAMs).