NewLead Systems Engineer-Active (TS/SCI)-Reston, VA or Annapolis Junction, MD locations VibrintLead Systems Engineer-Active (TS/SCI)-Reston, VA or Annapolis Junction, MD locationsReston, VADemonstrate a strong signal processing background supporting mission-focused programs within the federal government and/or Intelligence Community (IC).Translate mission and operational needs into measurable and testable system requirements, performance criteria, interface definitions, and technical baselines. Lead and apply disciplined Systems Engineering processes across the full system lifecycle, including requirements analysis and allocation, system architecture and design, interface definition, implementation, integration, verification and validation, transition, and sustainment.
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.
Building Systems Engineer HITT ContractingBuilding Systems EngineerFalls Church, VA$37.02–$53.85 / hourFull timeAs a critical member of our Facilities Team, the Building Systems Engineer, Senior Associate is responsible for the operation, maintenance, and repair of Net Zero building systems, including mechanical, electrical, plumbing, life safety, and building automation systems. Conducts routine building walk-throughs to assess system performance, document equipment condition, identify energy inefficiencies, and report deficiencies requiring corrective action that could impact energy use or NZE performance targets.
NewThermal Systems Engineer AGF TalentThermal Systems EngineerWashington, DC$130,000–$150,000 / yearDirect experience designing, building, and testing thermal energy systems, such as heat pumps, ORC systems, waste heat recovery, enhanced geothermal, ocean thermal, or similar technologies. This organization is building a first-of-its-kind class of energy-generating infrastructure, blending thermodynamics, marine systems, and power generation in ways that haven't been done before.
NewSenior Systems Security Engineer Nyla Technology SolutionsSenior Systems Security EngineerAnnapolis Junction, MDEducation: Bachelor’s Degree in Systems Engineering, Cybersecurity, Computer Science, Information Assurance, or a related technical discipline, PLUS 5+ years of professional system security engineering or IA experience OR Master’s Degree in a related field, PLUS 3+ years of specialized security engineering and NIST control application experience OR High School Diploma / GED , PLUS 9+ years of hands-on experience in Information Assurance, systems security engineering, and RMF compliance in lieu of a degree., You won't just run compliance checklists—you will actively analyze overall system security postures, conduct COMSEC, INFOSEC, and Information Assurance (IA) activities, and calculate real-world residual risk based on evolving threat landscapes and control implementations.
NewLead Systems Engineer Revolutional, LLCLead Systems EngineerWashington, DC$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.
NewHVAC Controls Systems Engineer Johnson Controls Federal SystemsHVAC Controls Systems EngineerArlington, VAWe've been supporting the Pentagon for nearly 20 years with their energy efficiency and sustainability needs, primarily related to the HVAC Mechanical and HVAC Controls (Building Automation Systems). • Must be willing and able to complete JCI training course C-7201-EN Metasys System Engineering and C-10122-EN Custom Logic (Including Global Sequencer) @ CCT 10.1.
NewSystems Engineer (Prime) Intelliforce-IT Solutions GroupSystems Engineer (Prime)Annapolis Junction, MD$155,000–$195,000 / yearThis role provides technical services for a 24x7 Watch Desk responsible for monitoring and sustaining operational systems that support the warfighter and other users in Government and Contractor-approved facilities worldwide. Education: Bachelor’s degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university is required.
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.
NewInformation Systems Security Engineer System OneInformation Systems Security EngineerClarksburg, MD$180,000 / yearYou’ll be hands-on with the Risk Management Framework (RMF), Assessment & Authorization (A&A), ATO sustainment, control validation, continuous monitoring, and vulnerability/stig compliance efforts—partnering closely with security and technical teams. In this role, you’ll help build, secure, and maintain systems by applying cybersecurity engineering best practices across design, implementation, authorization, and ongoing compliance.
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.
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).
NewSecurity Systems Design Engineer EMD LLCSecurity Systems Design EngineerAlexandria, VASpecific experience integrating or designing enterprise-level IP CCTV camera systems, Emergency Notification systems, Automated Access Control systems, Intrusion Detection systems. · Manual dexterity required for frequent reaching, climbing, and lifting of moderate objects (50-80 pounds), operation of power and manual tools/equipment, and operating office equipment.
NewElectronic Security Systems Engineer Active Security Consulting LLCElectronic Security Systems EngineerSterling, VADevelop system architecture, engineering designs, and integration approaches for enterprise electronic security systems, including access control, intrusion detection, CCTV and video surveillance, alarm systems, communications equipment, and related network infrastructure. Active Security designs, develops, implements, and sustains advanced C5ISR and security solutions to enhance defense and mission capabilities, addressing threats across physical, electronic, cyber, and communications security for Mission Critical Commercial and U.S. Government clients.
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.
Lead Systems Engineer LeidosLead Systems EngineerWashington, DC$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.
NewSystem Engineer Varada ConsultingSystem EngineerLinthicum, MDPreferred Qualifications: Working knowledge of the DoD Information Network (DODIN), DoD IT system and network certification and accreditation processes (i.e., RMF), to include system security authorization agreements and current and emerging cybersecurity threats. This role involves evaluating vulnerabilities, translating threat intelligence into technical mitigations, and supporting C3I systems engineering efforts.
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).
NewSr Systems Engineer/ Information Security Engineer ELEVI AssociatesSr Systems Engineer/ Information Security EngineerAnnapolis Junction, MDPay 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. • Evaluate proposed security architectures and designs and provide input as to the adequacy of those security designs to meet required security compliance objectives.
Model-Based Systems Engineer LeidosModel-Based Systems EngineerRockville, MD$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.