Senior Software Engineer - Architecture & Systems Design CACISenior Software Engineer - Architecture & Systems DesignHerndon, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Create technical documentation including message sequence charts, UML class diagrams, and software architecture specifications that enable distributed teams to build complex systems correctly and efficiently.
Senior Ics/Scada & Industrial Controls Engineer Leidos Holdings Inc.Senior Ics/Scada & Industrial Controls EngineerReston, VA$131,300–$237,350 / yearBachelor's degree in a STEM field (Electrical Engineering, Mechanical Engineering, or related discipline) with relevant professional certifications and 12+ years of experience, or a Master's degree with 10+ years of relevant experience. This 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).
Supply Chain SME - Flight Test Engineer VTGSupply Chain SME - Flight Test EngineerMcLean, VirginiaFull timeThe SME leads the development and execution of technical implementation strategies, ensures interoperability across systems and platforms, and supports successful program delivery through strong vendor management and cross-functional coordination. This role combines engineering knowledge, advanced systems integration experience, and full lifecycle project management to deliver reliable technical solutions in mission-critical environments.
Principal Aerospace Modeling & Simulation Engineer (TS/SCI) MaxaarPrincipal Aerospace Modeling & Simulation Engineer (TS/SCI)Herndon, VirginiaVantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. You will serve as the primary intermediary between customers, program leadership, and modeling teams, translating mission needs and customer objectives into executable technical strategies, program roadmaps, and prioritized action plans.
NewPrincipal Battery Systems Engineer ElectraPrincipal Battery Systems EngineerManassas, VAOur Ultra Short technology unlocks thousands of new operating locations and enables what we call Direct Aviation: quiet, point-to-point regional travel that gets people from where they are to where they want to go, without the congestion of major airports or the noise of conventional aviation. Bachelor's degree in Electrical Engineering, Mechanical Engineering, Aerospace Engineering, or a related discipline with at least 5 years of relevant experience (or equivalent combination of education and experience).
Staff Robotics Software Engineer, Air Vehicle Autonomy ANDURIL INDUSTRIESStaff Robotics Software Engineer, Air Vehicle AutonomyWashington, DC$254,000–$338,000 / yearOwn major feature development and rollout of large, complex features for our products - recent examples include developing terminal-phase autonomy for various air vehicles and developing a test plan on live surrogates. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
Sr. Aerospace Modeling & Simulation Engineer MaxaarSr. Aerospace Modeling & Simulation EngineerHerndon, Virginia8+ years of professional experience in space systems modeling and simulation, including knowledge of the theory and applications of astrodynamics, remote sensing, spacecraft design, aerospace systems operations, or complex systems integration. Bachelor’s degree from an accredited college/university, in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, Mathematics, Physics, or Computer Science. .
Aerospace Modeling & Simulation Engineer II MaxaarAerospace Modeling & Simulation Engineer IIHerndon, Virginia3 years of professional experience in space systems modeling and simulation, including knowledge of the theory and applications of astrodynamics, remote sensing, spacecraft design, aerospace systems operations, or complex systems integration. 7 years of professional experience in space systems modeling and simulation, including knowledge of the theory and applications of astrodynamics, remote sensing, spacecraft design, aerospace systems operations, or complex systems integration.
Aerospace Modeling & Simulation Engineer-1 (TS/SCI) MaxaarAerospace Modeling & Simulation Engineer-1 (TS/SCI)Herndon, VirginiaIn this role, you will model satellites, aircraft, sensor systems, mission scenarios, and operational concepts to evaluate performance, explore trade-offs, and inform decisions on future space and airborne capabilities. Develop, modify, and run high-fidelity simulations of space, airborne, and ISR sensor systems to support architecture studies, system trades, performance assessments, and mission-level analyses.
NewSenior International Trade Compliance Engineer ANDURIL INDUSTRIESSenior International Trade Compliance EngineerWashington, DC$166,000–$220,000 / yearBy leveraging modern tools, data analytics, and deep technical expertise, we collaborate closely with engineering, operations, and business leaders to navigate complex trade controls and rapidly deliver transformative defense capabilities to warfighters and allies worldwide. You will address complex, high-stakes classification challenges by evaluating nuanced technical and regulatory factors, using conceptual thinking to guide outcomes that can shape the direction or success of a major area of the business.
Senior Loads & Dynamics Engineer – Vibrations & Acoustics ElectraSenior Loads & Dynamics Engineer – Vibrations & AcousticsManassas, VAOur Ultra Short technology unlocks thousands of new operating locations and enables what we call Direct Aviation: quiet, point-to-point regional travel that gets people from where they are to where they want to go, without the congestion of major airports or the noise of conventional aviation. Electra is seeking a Senior Loads & Dynamics Engineer specializing in vibrations and acoustics to lead the development, analysis, and validation of structural loads and dynamic environments for our nine-passenger EL9 hybrid-electric aircraft.
Spacecraft Guidance, Navigation & Control Engineer Quantum SpaceSpacecraft Guidance, Navigation & Control EngineerRockville, Maryland$130,000–$180,000 / yearIn this role, you will own GNC subsystem development throughout the spacecraft lifecycle, including mission analysis, modeling and simulation, guidance, navigation, and control algorithm development, flight software integration, hardware integration and test, verification and validation, and on-orbit mission support . We are seeking a Spacecraft Guidance, Navigation & Control Engineer to develop the algorithms, analyses, and flight capabilities that enable our spacecraft to navigate, maneuver, and operate autonomously across a diverse range of space missions .
Senior ICS/SCADA & Industrial Controls Engineer LeidosSenior ICS/SCADA & Industrial Controls EngineerReston, Virginia$131,300–$237,350 / yearBachelor's degree in a STEM field (Electrical Engineering, Mechanical Engineering, or related discipline) with relevant professional certifications and 12+ years of experience, or a Master's degree with 10+ years of relevant experience. This 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).
Critical Support Specialist, NA -- Chiller Engineer Vantage Data CentersCritical Support Specialist, NA -- Chiller EngineerAshburn, VirginiaIf you enjoy working on critical data center systems (UPSs, PDUs, Diesel Generators, ATS equipment and Building Controls), as well as industrial electrical equipment and systems that include power distribution components/wiring, electronic components, and lighting systems, know the importance of getting it right the first time and not disrupting mission critical data centers, and enjoy delighting customers with superior service, then please read on! Operate, maintain, and repair critical low voltage electrical infrastructure including substations, utility switchgear, transformers, feeders and distribution systems, power metering, power generators, automatic transfer switches (ATS), uninterruptible power supplies (UPS), batteries, power distribution units (PDUs), static transfer switches (STSs), remote power panels (RPPs), and associated controls.
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.
Rocket Propulsion Engineer Advanced Technology and Research CorporationRocket Propulsion EngineerIndian Head, MDFull timeThe successful applicant will join ATR's Engineering Services Division, working as an mid level Engineer at the Naval Surface Warfare Center, Indian Head Division, Indian Head, MD. Based in Maryland and incorporated in 1973, ATR is an equal-opportunity engineering company with a solid reputation in various engineering disciplines for the government and Fortune 500 commercial customers.
NewSenior Machine Learning Engineer I Rocket Lab CorporationSenior Machine Learning Engineer IChantilly, VA$125,300–$187,850 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. As a Senior Machine Learning Engineer I based at our Optical Systems sites in Chantilly, VA, you will have the opportunity to support Tranche 3 of the U.S. Space Development Agency's (SDA) Proliferated Warfighter Space Architecture (PWSA) and beyond by building deep learning neural networks for advanced Electro-Optical (EO/IR) image processing.
NewSenior Machine Learning Engineer II Rocket Lab CorporationSenior Machine Learning Engineer IIChantilly, VA$153,000–$229,500 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. As a Senior Machine Learning Engineer II based at our Optical Systems sites in Chantilly, VA, you will have the opportunity to support Tranche 3 of the U.S. Space Development Agency's (SDA) Proliferated Warfighter Space Architecture (PWSA) and beyond by building deep learning neural networks for advanced Electro-Optical (EO/IR) image processing.
Electro-Optical Engineer Johns Hopkins Applied Physics LaboratoryElectro-Optical EngineerLaurel, MarylandFull timeJHU/APL is seeking an Electro-Optical Engineer to be a part of a team of scientists and engineers that conceives, designs, builds, and tests complex electro-optical systems. 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.
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.