NewSenior Security Systems Engineer - SLBM Imagine One Technology & Management LtdSenior Security Systems Engineer - SLBMArlington, VAExamples of engineering experience include developing secure network architectures, security design, developing engineering documentation, application of Model Based System Engineering (MBSE), cyber testing, cyber test analysis, or development of secure computing system architectures. Possess an in-depth understanding of computer security, military system specifications, DoD Cybersecurity policies for both land-based, afloat/tactical systems, or System Security Plan (SSP) CSSE, and the ability to communicate clearly and succinctly in written and oral presentations.
NewLead Systems Engineer Bart & AssociatesLead Systems EngineerSuitland, MDThis role provides technical and management leadership on major engineering assignments, translating business requirements into technical solutions and driving the implementation of scaled agile methodologies across a System of Systems (SoS). We are seeking a Subject Matter Expert (SME)–level Lead Systems Engineer to plan, coordinate, and oversee the development and implementation of new systems and technologies for the U.S. Census Bureau’s Decennial Transformation and Application Modernization (DTAM) effort.
Systems Engineer LeidosSystems EngineerTemple Hills, MD$107,900–$195,050If 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. • The candidate should be a proactive leader and team player with strong communication, management, analytical, and problem solving skills; proven ability to thrive in environments that constantly embraces new technology.
NewLead Systems Engineer Revolutional, LLCLead Systems EngineerSuitland, MD$150,000–$190,000 / yearWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. This program is driving a large-scale transformation of systems into a data-centric, cloud-native ecosystem capable of supporting high-volume, near real-time data processing and advanced analytics.
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.
Systems Engineer DCS CorpSystems EngineerFort Belvoir, VirginiaRequires knowledge of the Systems Engineering Management Process and Implementation, as applied to the Department of Army/DOW Acquisition Framework process throughout all life cycle phases; knowledge of DOW policies on Systems Engineering, Integrated Product and Process Development (IPPD) and IPT Management; and ability to coordinate design and engineering activities with other related programs and organizations. Manages systems engineering activities including requirements analyses, functional analyses, design solutions formulation, systems analysis and control, and generation and maintenance of systems architecture products.
Lead Systems Engineer LeidosLead Systems EngineerBurke, VA$107,900–$195,050If 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. June 22, 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.
Systems Engineer - Mid Level DCS CorpSystems Engineer - Mid LevelQuantico, VirginiaReview, analyze, develop, and comment on technical documentation (e.g., DLA 339s, requirements, CAD files, test plans/reports, technical review documents, engineering change documents, processes and procedures) to address vehicle issues and identify technical risks. Represent the Program Office on site and provide the primary communication conduit for engineering issues related to the Depot PoP and Inspect and Repair Only As Necessary (IROAN) of ACVs (manufacturing processes; plant operations; production quality).
Model-Based Systems Engineer LeidosModel-Based Systems EngineerAnnandale, VA$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.
NewJr. Systems Engineer/Analyst Integration Engineering IncJr. Systems Engineer/AnalystKing George, VAPosition General Description: IEI is seeking a Junior Level Systems Engineer/Analyst to join our Approved Articles Package (AAP) Team supporting the Naval Surface Warfare Center Dahlgren Division Readiness and Training Systems Department (R35). Technical documents may include Technical Control Documents/Directives, Maintenance Work Packages, Engineering Change Notices, Advanced Change Notices, Ship Change Documents, and Field Modification Bulletins.
ISSE/Systems Security Engineer Bowhead / UIC Technical ServicesISSE/Systems Security EngineerDahlgren, VA$110,000–$130,000 / yearEssential functions for the Systems Security Engineer include, but are not limited to: Developing a variety of IA related documentation, to include but not be limited to, Platform Information Technology (PIT) designation requests, PIT Risk Assessment requests, DoD IA Certification and Accreditation Process (DIACAP) plans. Bowhead considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as, market and business considerations when extending an offer.
NewSenior Engineer Alexton IncorporatedSenior EngineerLorton, VAdocumentation to support tracking and control of the utilization of DOE/HQ personnel, equipment, facility and supply resources which are required to support radio, conference audio. The engineer provides design, installation, operation and component level repair for conference audio and television systems at.
Senior Network Engineer LeidosSenior Network EngineerAccokeek, MD$107,900–$195,050The Senior Systems Engineer will provide technical leadership and support in the areas of IT planning, solution specification/design, implementation and target architecture development for the AFNCR Consolidated Communication Center (CCC). If 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.
NewNetwork Engineer BayNova LLCNetwork EngineerAlexandria, VAAdditionally, this individual should have experience with the implementation and maintenance of cloud networks, VPN tunnels, vLAN configurations, wireless network configurations, IPv6 and IPv4 (including complex sub-netting) and network security (e.g., Cisco ASA Firewalls, ACLs, IPsec, and other encryption methodologies). Experience configuring and supporting secure remote access solutions in hybrid environments, including site-to-site VPNs, client VPNs, and cloud-native access services (e.g., AWS Client VPN, Azure VPN Gateway, Zero Trust solutions).
Sr Network Engineer The Computer Merchant, LtdSr Network EngineerLorton, VA$110–$115 / hourContractorWhile an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. The ITP mission is to identify insider threats to the department by utilizing advanced analytics, monitoring, and data correlation which in turn help address and eliminate potential threat actors from compromising the Client mission in safeguarding the homeland.
NewAerospace Engineer INFINITY SYSTEMS ENGINEERING LLCAerospace Engineer20693, MDWork with the spacecraft factories, RF and digital technicians, network engineers, software teams, and others during existing or new spacecraft into the ground command and control architectures, includes spacecraft designs reviews, integration, ground and on-orbit tests. Develop mission plans, check the logs for day and overnight activity, compiles system and network statistics, writes or modifies perform files, and evaluate and trend spacecraft performance.
NewSME Network Engineer Revolutional, LLCSME Network EngineerLorton, VA$130,000–$160,000 / yearThis role provides hands-on leadership across all network engineering functions , including architecture, routing, switching, firewall engineering, VPN and PKI integration, segmentation design, troubleshooting, and IA/accreditation-grade documentation. The SME ensures the integrity, resilience, and performance of mission-critical networks and collaborates closely with Systems, Virtualization, Storage, and Field Engineering teams to ensure end-to-end operational success.
NewNetwork Engineer Space Ground System SolutionsNetwork EngineerAlexandria, VAA successful candidate will bring hands-on experience maintaining enterprise network environments and a willingness to grow technical skills - including early-stage exposure to cloud networking - under the direction of senior engineers and IT leadership. Job Description SGSS, a Parsons company, is seeking a full-time, on-site Network Engineer to support the continued operation and growth of SGSS and NRL network infrastructure primarily located at our office in Alexandria, VA.
NewSenior Mechanical Engineer - District Utilities Wiley|WilsonSenior Mechanical Engineer - District UtilitiesAlexandria, VAKey Responsibilities:Lead planning and design efforts for district thermal systems, including hot water, chilled water, and steam networksContribute to business development initiatives within the district utilities sectorPerform detailed engineering analyses, including life cycle cost evaluations (LCCA), and resolve complex technical issuesWork collaboratively with cross-disciplinary teams to integrate mechanical systems into larger infrastructure projectsMentor and provide technical direction to junior engineersSupport field investigations and system evaluations to align designs with site conditions and client needsParticipate in design reviews to uphold quality, innovation, and system performanceAssist with construction phase servicesRequirements:At least 10 years of focused experience with district thermal utility systems, including both generation and distributionProfessional Engineer (PE) licenseBachelor's degree in Mechanical Engineering from an ABET-accredited programDemonstrated leadership and project management capabilitiesEligibility to work in the U.S. and obtain a security clearancePreferred Qualifications:Experience with master planningBackground in higher education facility designExperience supporting federal government projectsFamiliarity with geothermal or ambient loop systemsLEED accreditationWhat We Offer: We offer a competitive salary along with employee ownership through our ESOP program and work-from-home flexibility with details provided upon inquiry. Wiley|Wilson has offices in Alexandria, Lynchburg, Richmond, VA; Raleigh, NC; and Atlanta, GA.Other:EOE/AAP, Disability/Covered veteran, Drug Free WorkplaceA606 Senior Mechanical Engineer, District UtilitiesAlexandria, Virginia, District Utilities, District Energy, Steam Systems, Hot Water Systems, Chilled Water Systems, Mechanical Engineering, PE License, Infrastructure Design, System Optimization, Field Investigations, Technical Leadership, Engineering Analysis, Utility Networks, Decarbonization, Sustainable Energy Solutions, Geothermal.
Quantum Engineer SME DCS CorporationQuantum Engineer SMESpringfield, VAPerform trade studies and conduct analyses to evaluate proposed quantum machine learning approaches, review technical reports, assess product-quality impacts, and characterize performance using quantum simulation or related technologies to support verification and quality assurance. The DCS Air and Space Technology Sector are seeking a qualified candidate to apply subject matter expertise in the areas of quantum engineering, analysis, and system design of complex programming projects supporting National Agencies.