Senior Software Engineer (SEG3) Decision TechnologiesSenior Software Engineer (SEG3)WashingtonCompensation at Decision Technologies, Inc. is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. Travel should be infrequent but include occasional trips to support government efforts at East and West Coast naval centric areas like Norfolk, VA and San Diego, CA.
Mid-Level Software Engineer Decision TechnologiesMid-Level Software EngineerWashingtonCompensation at Decision Technologies, Inc. is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. Travel should be infrequent but include occasion trips to support government efforts at East and West Coast naval centric areas like Norfolk, VA and San Diego, CA.
Junior Software Engineer (SEG1) Decision TechnologiesJunior Software Engineer (SEG1)WashingtonCompensation at Decision Technologies, Inc. is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. Travel should be infrequent but include occasional trips to support government efforts at East and West Coast naval centric areas like Norfolk, VA and San Diego, CA.
Software Engineer - TS/SCI Required - R135 Expedition TechnologySoftware Engineer - TS/SCI Required - R135Herndon, VirginiaAt Expedition Technology (EXP), we’re looking for a Software Engineer with a DevOps mindset to help us design and implement services that support verification, validation, testing, and evaluation workflows for the DoD and Intel communities. DevOps experience is a bonus, especially if you’ve worked with containerized deployments and CI/CD pipelines, but your primary focus will be building the services that run in our mission environments.
ICS/SCADA & Critical Infrastructure Engineer - TS/SCI Poly LeidosICS/SCADA & Critical Infrastructure Engineer - TS/SCI PolyReston, VirginiaThis role focuses on understanding commercial and heavy industrial facilities, as well as the interoperability of systems managed through Industrial Control Systems (ICS) and Building Management Systems (BMS). August 13, 2026 For 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.
CBRN Systems Engineer Chenega Security International, LLCCBRN Systems EngineerArlington, VirginiaOverview: The CBRN Systems Engineer provides technical expertise and operational support for Chemical, Biological, Radiological, and Nuclear (CBRN) and/or Counter-Unmanned Aircraft Systems (C-UAS) detection technologies. The ideal candidate brings deep experience with advanced sensor technologies, strong analytical skills, and the ability to collaborate effectively across government and industry teams.
NewElectrical Engineer III (PE Required) - DCLM MeadeElectrical Engineer III (PE Required) - DCLMHerndon, VA$113,000–$137,000 / yearJob Description Meade is a full-service design firm specializing in innovative and cost-effective engineering solutions for data centers, cloud providers, and large-scale construction projects. Experience designing power systems for data centers, commercial offices, manufacturing facilities, medical buildings, or other large commercial projects.
Senior Electrical Design Engineer Southland Industries Inc.Senior Electrical Design EngineerDulles, VAFull timeCandidate ownership can only be established after a bona fide work order is issued by a member of the Southland Industries Talent Acquisition team and the candidate is appropriately submitted through our Applicant Tracking System (ATS). Lead, evaluate, design, and engineer projects and systems to specification on projects ranging from new design/build to rehabilitation of existing facilities and systems.
Electrical Liaison Engineer Forgent PowerElectrical Liaison EngineerHanover, MD$80,000–$90,000 / yearKey Responsibilities: Production Support & Troubleshooting: provide on-the-spot solutions for manufacturing problems, such as improperly fitting parts or defective materials, often participating in Material Review Boards (MRB). Core Competencies & Behaviors: Mechanical Problem-Solving & MRB: Ability to analyze structural/technical issues and disposition repairs using Material Review Board (MRB) procedures.
Lead Hardware Engineer - Onsite position Curtiss-WrightLead Hardware Engineer - Onsite positionAshburn, VirginiaThis role involves leading the design and development of complex electrical boards , including single board computers (SBC), FPGA, switch, and input/output cards in 3U and 6U VPX form factors, as well as custom form-factor systems incorporating software, firmware, and hardware security elements. The ideal candidate brings extensive expertise in electronic components, integrated circuitry, mechanical systems, and DSP systems, with a proven ability to provide technical leadership and deliver complex hardware solutions through design, testing, qualification, and production phases.
NewRF Engineer Castellum IncRF EngineerArlington, VAThis role will directly support DoD stakeholders by delivering technical RF solutions that enable secure, interference‑free communication and operational readiness. Corvus Consulting LLC is seeking an RF Engineer to support a Department of Defense Chief Information Officer (DoD CIO) Persistent Spectrum Monitoring mission.
Junior OT/ICS Lab Engineer DragosJunior OT/ICS Lab EngineerHanover, MarylandRemoteYou will work alongside senior engineers to create realistic OT lab systems, test Dragos detection and response capabilities, validate platform performance, and support threat research activities. Ability to perform basic fabrication and panel building, including mounting/installing panels to engineering drawings and wiring devices and components.
NewPrincipal Systems Engineer (API Gateway) - TS/SCI w CI Poly Modern Government SolutionsPrincipal Systems Engineer (API Gateway) - TS/SCI w CI PolySterling, VAFull timeBachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.16+ years of experience designing, integrating, and supporting enterprise systems, cloud architectures, and API-driven solutions within complex mission environments.5+ years of experience implementing and administering API gateway technologies in cloud-based architectures; Experience designing secure APIs and enterprise integration solutions utilizing REST, GraphQL, event-driven architectures, message queues, streaming platforms, or ETL pipelines. TITLE: Principal Systems Engineer (API Gateway)LOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Full-time, Onsite POSITION SUMMARYModern Government Solutions (MGS) is seeking a Principal Systems Engineer to architect, integrate, and secure mission-critical API ecosystems supporting next-generation national security capabilities.
Senior Hardware Reverse Engineer Johns Hopkins Applied Physics LaboratorySenior Hardware Reverse EngineerLaurel, MarylandFull timeWe strive to foster an innovative and collaborative team environment where engineers can hack the latest technologies to find and exploit vulnerabilities to solve the hardest national security challenges and have real-world impact. Our team specializes in software and hardware reverse engineering, vulnerability research, and developing proof-of-concept offensive cyber capabilities with a focus on embedded systems.
NewMechanical Engineer or EIT Bowley Jones LLCMechanical Engineer or EITSevern, MDOur projects range in size from general consulting to complete designs with multimillion-dollar construction budgets.\r\n\r\nWe are a small, local, women-owned business focused on doing great work and exceeding client expectations. Bowley Jones LLC is an Architecture & Consulting MEP Engineering firm seeking a licensed full-time Mechanical Engineer or EIT to join our growing team in Severn, Maryland.
Guidance Navigation and Controls Engineer Johns Hopkins Applied Physics LaboratoryGuidance Navigation and Controls EngineerLaurel, MarylandFull timeAs a member of our team, you'll contribute to the design, implementation, and evaluation of estimation, guidance, navigation, and control algorithms that enable autonomous platforms to operate safely and effectively in challenging real-world environments. Possess a BS in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, Computer Engineering, Robotics, Applied Mathematics, Physics, or a related technical field.
2027 Graduate - Subsea Robotics Engineer - Maritime Robotics Johns Hopkins Applied Physics Laboratory2027 Graduate - Subsea Robotics Engineer - Maritime RoboticsLaurel, MarylandFull timeDevelop robotics software for Autonomous Underwater Vehicles (AUVs), Remotely Operated Vehicles (ROVs), and other subsea robotic systems using ROS 2. Design, implement, and maintain modular software in C++ and Python on Linux-based systems. Have a Bachelor's or Master's degree in Robotics, Mechanical Engineering, Electrical Engineering, Computer Science, Computer Engineering, Ocean Engineering, Aerospace Engineering, or a related technical field.
Operational Systems Engineer Johns Hopkins Applied Physics LaboratoryOperational Systems EngineerLaurel, MarylandFull timeUse your technical knowledge and operational experience-informed leadership to help integrate Army sensors, networks and weapons with Joint sensors, networks and weapons to create kill webs. Develop, integrate and analyze defensive and offensive combat systems, to include all phases of the Kill Chain in the greater context of kill webs in order to achieve increased operational effectiveness.
2027 PhD Graduate - Subsea Robotics Engineer Johns Hopkins Applied Physics Laboratory2027 PhD Graduate - Subsea Robotics EngineerLaurel, MarylandFull timeDevelop robotics software for Autonomous Underwater Vehicles (AUVs), Remotely Operated Vehicles (ROVs), and other subsea robotic systems using ROS 2. Design, implement, and maintain modular software in C++ and Python on Linux-based systems. Have experience developing, implementing, or testing dynamic systems, feedback control algorithms, robotic simulation, or autonomous systems through coursework, research projects, internships, or professional experience.
Senior Reverse Engineer / Vulnerability Researcher Johns Hopkins Applied Physics LaboratorySenior Reverse Engineer / Vulnerability ResearcherLaurel, MarylandFull timeWork alongside APL experts in domains such as missile defense, space, and maritime systems to understand the operational significance of your reverse engineering discoveries. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.