Principal Engineer/Sr. Principal Engineer RF Microwave Design Northrop GrummanPrincipal Engineer/Sr. Principal Engineer RF Microwave DesignBaltimore, MD$108,800–$163,200 / yearWhat you'll get to do: Responsibilities may include Testing and Troubleshooting Line Replacement Units (LRU) of RF architecture, recommend data driven requirements threshold adjustments; perform subsystem analysis including hardware from RF to digits, support for performance testing, requirements verification, and more. Northrop Grumman Missions Systems is seeking experienced RF engineers in the following areas: Antennas, Electromagnetics, Computational Electromagnetics, RF/Microwave design, Digital beamforming, Hardware/Subsystem Integration and Test, and Antenna Control Design.
Principal Mechanical Engineer/Senior Principal Mechanical Engineer Northrop Grumman CorpPrincipal Mechanical Engineer/Senior Principal Mechanical EngineerBaltimore, MD$98,900–$148,300 / yearWe strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. This position is contingent upon contract award, the ability to obtain/maintain an active US Government Secret or the successful transfer of a US Government Secret prior to start and the ability to obtain/maintain a special access program clearance prior to start.
Principal Electronics Engineer/Senior Principal Electronics Engineer Northrop GrummanPrincipal Electronics Engineer/Senior Principal Electronics EngineerBaltimore, MD$108,800–$163,200 / yearWe strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. This position is contingent upon contract award, the ability to obtain/maintain an active US Government Secret or the successful transfer of a US Government Secret prior to start and the ability to obtain/maintain a special access program clearance prior to start.
Electronics Engineer - Cable & Harness Design StratAcuity Staffing Partners IncElectronics Engineer - Cable & Harness DesignBaltimore, MD$85–$105 / hourIn terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Our client is seeking an Electronics Engineer to support the design, development, integration, and testing of electrical cables and interconnect systems for advanced air, ground, sea, and restricted-space platforms.
RF Hardware Engineer 3/4 StratAcuity Staffing Partners IncRF Hardware Engineer 3/4Baltimore, MD$85–$143 / hourIn terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. The ideal candidate will possess a strong background in RF hardware, microwave systems, phased array technologies, and test engineering, with the ability to troubleshoot, analyze, and validate hardware performance throughout the product lifecycle.
AI/ML Engineer Parsons CorpAI/ML EngineerAberdeen, MD$125,100–$225,200 / yearAWS Certified Machine Learning Engineer, AWS Machine Learning Specialty, Microsoft Azure AI Engineer Associate, Google Professional Machine Learning Engineer, Databricks Machine Learning Professional, or equivalent certification preferred. What Required Skills You'll Bring: Bachelor's Degree in Computer Science, Data Science, Artificial Intelligence, Machine Learning, Computer Engineering, Mathematics, Statistics, or related field.
Senior Signal Processing Engineer, Space Anduril Industries IncSenior Signal Processing Engineer, SpaceWashington, DC$166,000–$220,000 / yearWe''re developing fully integrated hardware and software systems, including Lattice for Space Missions and modular payloads, to address growing threats in space and ensure our Guardians maintain a decisive advantage in this contested war-fighting domain. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
Sr. Communications Engineer Systems Planning And Analysis, Inc.Sr. Communications EngineerWashington, DC$135,000–$175,000 / yearLeverage specialized tools including Cambium LINKPlanner for point-to-point and point-to-multipoint microwave/wireless link design, path profiling, performance prediction, and "what-if" scenario modeling; and Spectrum Center's Spectrum-E for spectrum management, e-licensing support, technical analysis (coverage plots, best server analysis, interference studies), and coordination workflows. Engage with internal stakeholders (e.g., DHS components like CBP, TSA, and NTIA/FCC spectrum offices) and external partners (e.g., contractors, interagency groups, commercial carriers) to resolve technical challenges, ensure system interoperability, coordinate spectrum access, and support frequency allocation requests for mission-critical border operations.
Hardware Design Engineer AerovironmentHardware Design EngineerAnnapolis Junction, MD$125,000–$270,000 / yearDetermination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data. Agencies of the U.S. Department of Defense and allied military services use the company's hand-launched UAS to provide situational awareness to tactical operating units through real-time, airborne reconnaissance, surveillance, and target acquisition.
Senior Weapons Systems Test Engineer Johns Hopkins Applied Physics LaboratorySenior Weapons Systems Test EngineerLaurel, MarylandFull timeLead and contribute to multidisciplinary teams comprised of government sponsors, government labs, industry partners, and other UARCs/FFRDCs focusing on requirements decomposition and analysis, concept/technology development, acquisition, test planning and execution, system evaluation, post test data analysis decision support, and risk assessments. Have at least 10 years of systems test engineering experience in the development and test and evaluation of complex systems, including one or more of the following: system requirements analysis; understanding system design and architecture; testing and analysis within a weapon/missile system development cycle; system verification and validation; ground / flight test planning and execution.
Test Engineer The HR SourceTest EngineerColumbia, MDThe Systems Test Engineer will also work closely with engineering teams, technical partners, and customers to understand system and site requirements, develop appropriate test strategies, troubleshoot issues, and validate solutions. Our client is seeking an experienced Systems Test Engineer to support the testing and validation of mission-critical software, telecommunications infrastructure, network components, and radio/telephone communication systems.
Systems Engineer Shift5Systems EngineerRosslyn, VA or Remote$143,000–$156,000 / yearPlatform Integration & Technical Execution: Define and design the integration of Shift5 software and hardware into customer platforms, including data interfaces, execution environments, OS-level configuration, network topology (TCP/IP, tactical radio/RF), encryption/key management, environmental qualification (MIL-STD), SWaP, cabling, and A-kit development. This role is hands-on and execution-oriented, focusing on systems engineering execution across one or more programs, including requirements management, system architecture, technical baseline control, and the delivery of formal systems artifacts (CDRLs/SDRLs) in support of U.S. Department of War (DoW) programs.
Weapons Test Execution Engineer Johns Hopkins Applied Physics LaboratoryWeapons Test Execution EngineerLaurel, MarylandFull timeWork with sponsors, Weapon Centers, Test Ranges, contractors, and the Test Team to develop test requirements, objectives, plans, and schedules for ground and flight tests in support of missile weapon system development activities for air, surface, and strike warfare and ballistic missile defense. Have 2+ years of relevant professional experience in Test and Evaluation activities such as: wind tunnel testing, electro-optical testing, environmental testing, or flight testing for missile development programs or similar kinetic weapons.
Target Ground Test Engineer Johns Hopkins Applied Physics LaboratoryTarget Ground Test EngineerLaurel, MarylandFull timeServe as integration and test expert and lead for APL-developed target missile hardware, leading technical meetings within APL and external participants to coordinate multiple disciplines into an integrated product, and coordinating necessary documentation with the test range, launch vehicle provider, and other hardware providers. Have 3+ years of relevant professional experience in Test and Evaluation activities such as: wind tunnel testing, electro-optical testing, environmental testing, or flight testing for missile development programs or similar kinetic weapons.
Staff Software Development Engineer L5 Inovalon Holdings IncStaff Software Development Engineer L5Bowie, MDOverview: The Staff Software Engineer L5 works with all service aspects of high throughput and multi-tenant services, has the ability to design components carefully, properly handle errors, write clean and well-factored code with good tests and good maintainability. 2+ years' experience with leading design or architecture (design patterns, reliability and scaling) of new or existing services/systems.
Image Processing Engineer III Quantum SpaceImage Processing Engineer IIIRockville, MD$140,000–$185,000 / yearStatistical Error & Uncertainty Analysis: Develop mathematical models to estimate data confidence, handle measurement uncertainties, and provide reliable covariance metrics for downstream navigation or data fusion filters. Growth - Join a fast-moving, collaborative engineering team where you''ll partner with experts across software, GNC, autonomy, and spacecraft systems while expanding your technical expertise on cutting-edge space missions.
Electrical Engineer II - Advanced Programs Quantum SpaceElectrical Engineer II - Advanced ProgramsRockville, MD$100,000–$125,000 / yearYou will work closely with systems, mechanical, thermal, RF communications, FPGA, and flight software teams to develop reliable spacecraft electronics supporting long-duration, high-mobility missions. In this role, you will contribute to spacecraft avionics, communications, power systems, embedded electronics, and hardware integration activities while collaborating closely with multidisciplinary engineering teams.
Propulsion Engineer II Quantum SpacePropulsion Engineer IIRockville, MD$110,000–$160,000 / yearWe are seeking a motivated and technically driven Engineer II - Propulsion to contribute to the development of advanced propellant tanks, pumps, and next-generation spacecraft propulsion systems supporting Ranger missions. Working closely with propulsion, mechanical, systems, manufacturing, test, and flight operations teams, you will support propulsion hardware throughout the full product lifecycle-from concept development through flight operations.
Sr. Engineer - Drainage VerdantasSr. Engineer - DrainageWashingtonIt requires an effective communicator who can motivate others while understanding and responding to their needs and concerns, work with many different people in a friendly and genuinely supportive manner, and maintain a persuasive, teaching-oriented mindset when communicating company policies, programs, and systems. The role involves a faster-than-average pace of work, with a strong emphasis on handling detailed tasks quickly, correctly, and efficiently, articulating information clearly, and following up carefully and cheerfully to maintain work quality and relationships.
Nuclear Engineer Booz Allen HamiltonNuclear EngineerArlington, Virginia$77,600–$176,000 / yearThat expertise is essential when conducting detailed engineering analyses for the Department of War—evaluating site viability, guiding customers through licensing and permitting pathways, and supporting multiple sites throughout the nuclear lifecycle from construction through decommissioning. We need a nuclear engineer who specializes in reactor systems, electrical integration, site viability, and regulatory pathways and who can communicate complex technical insights across interdisciplinary teams to shape the next generation of large‑scale energy capabilities.