NewInformation Security Systems Engineer L3Harris TechnologiesInformation Security Systems EngineerChantilly, VA$106,500–$197,500 / yearAssist in systems/software engineering functions, to include creation of data flow diagrams, interface control documents, perform trade studies, and Static Application Security Testing (SAST) for Application Security and Development Secure Technical Implementation Guide (STIG) compliance using tools such as Fortify/Coverity and Gitlab as part of a DevSecOps Continuous Integration/Continuous Deployment (CI/CD) Pipeline, and generation of summary reports. Perform skills in implementing/assessing security controls, to include writing system security categorization memorandum, recommending appropriate security control overlays, define security control baseline based on defined system security categorization and approved security overlays, and apply security controls to computing/network nodes and verify implementation of security controls.
NewSubject Matter Expert III - Information Systems Security Engineer OneZero SolutionsSubject Matter Expert III - Information Systems Security EngineerArlington, VAThe role is the lead technical authority for designing, building, and sustaining DSCA's layered security automation architecture in AWS infrastructure provisioning, configuration management, Policy-as-Code compliance validation, and orchestration and for translating DoW regulatory requirements into functional, automated, operational code. Title: Subject Matter Expert III - Information Systems Security EngineerLocation: Arlington, VA or Mechanicsburg, PAClearance: SecretJob Summary:The Subject Matter Expert III is key personnel serving as the lead Information Systems Security Engineer (ISSE).
NewSpecialist, Systems Engineering (Mission Protection) (TS/SCI w Poly) L3Harris TechnologiesSpecialist, Systems Engineering (Mission Protection) (TS/SCI w Poly)Springfield, VA$92,500–$171,500 / yearWith customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. The ideal candidate will apply operational security (OPSEC), counterintelligence, cyber defense, and threat principles to protect sensitive capabilities to ensure the survivability of U.S. assets in contested environments.
NewSecurity Technician Securitas TechnologySecurity TechnicianLorton, VA$30–$40 / hourSecuritas Technology Corporation (STC) Technology and Solutions groups are experiencing tremendous success, and we currently have an Embedded Technician opening for team-oriented individuals possessing vocational training in electronics or electromechanical engineering. Performs scheduled, routing preventive maintenance on a variety of equipment/systems under contract agreement by inspecting, adjusting, cleaning, and calibrating systems and checking out equipment to ensure it’s in satisfactory working order.
NewSecurity Alarm Technician Securitas TechnologySecurity Alarm TechnicianLorton, VA$30–$40 / hourSecuritas Technology Corporation (STC) Technology and Solutions groups are experiencing tremendous success, and we currently have an Embedded Technician opening for team-oriented individuals possessing vocational training in electronics or electromechanical engineering. Performs scheduled, routing preventive maintenance on a variety of equipment/systems under contract agreement by inspecting, adjusting, cleaning, and calibrating systems and checking out equipment to ensure it’s in satisfactory working order.
NewExperienced Embedded Security Technician Securitas TechnologyExperienced Embedded Security TechnicianLorton, VA$30–$40 / hourSecuritas Technology Corporation (STC) Technology and Solutions groups are experiencing tremendous success, and we currently have an Embedded Technician opening for team-oriented individuals possessing vocational training in electronics or electromechanical engineering. Performs scheduled, routing preventive maintenance on a variety of equipment/systems under contract agreement by inspecting, adjusting, cleaning, and calibrating systems and checking out equipment to ensure it’s in satisfactory working order.
NewRTM Systems Engineer Job# 463 Allen Integrated SolutionsRTM Systems Engineer Job# 463Washington, DCThe RTM Systems Engineer creates and maintains accurate records in JIRA and Confluence of past, existing and planned development work in the form of Solution Epic Light Weight Business Cases, Solution Epic Minimum Viable Product Functions, Program Epic Light Weight Business Cases, and Program Epic Minimum Viable Product Functions and Features. Ensures that all team members operate on a set of common principles: a fixed schedule, an increment every two weeks, a common PI length, a known velocity using SAFe Core Values, face-to-face PI planning, a demonstrated capability at the end of each development segment, a well understood and consistent cadence and monitoring of all testing schedules.
NewSystems Architect - Infrastructure AnalyticaSystems Architect - InfrastructureBethesda, MDMagazine each of the past three years as one of the 250 fastest-growing companies in the U.S. Analytica specializes in providing software and systems engineering, information management, analytics & visualization, agile project management, and management consulting services. Analytica is seeking a Systems Architect – Infrastructure to lead the design, implementation, and optimization of secure, scalable IT infrastructure supporting advanced analytics and machine learning solutions.
NewPhysical Security Engineer CloudHQ LLCPhysical Security EngineerAshburn, VAThe PSE shall report to the Security Program Manager and provide support and management for the day-to-day security operations of CloudHQ’s large scale data centers, while ensuring that the highest levels of security, plant safety and tenant availability are maintained. We are strengthened by industry experts who bring extensive knowledge, skill, and experience; leaders who bring vision, innovation and commitment to our people; and an expanding team of individuals who believe in that vision and bring their best to support their customers and team.
NewMultidisciplinary Systems Engineer (Electronics/Software) WGS SYSTEMS LLCMultidisciplinary Systems Engineer (Electronics/Software)Frederick, MDYou'll contribute approximately 50% of your time to electronics engineering tasks (circuit design, PCB layout, hardware debugging, sensor integration) and 50% to software development (embedded systems, firmware development, data acquisition, and analytics infrastructure support). This hybrid role offers unique exposure to both hardware and software disciplines, ideal for someone who enjoys variety and wants to build broad systems engineering capabilities in the defense/aerospace sector.
NewSystems Engineer Lead - DC area - Hybrid - DHS Suitability required to apply Bow Wave LLCSystems Engineer Lead - DC area - Hybrid - DHS Suitability required to applyArlington, VAJob Description Provides technical engineering support to the design, integration, and evaluation of tools and capabilities used in OSINT and SCG-related pilots. Support integration planning with existing CBP/DHS systems, subject to Government direction.3.
NewCloud Security Engineer - Active TS/SCI ENS Solutions, LLCCloud Security Engineer - Active TS/SCIReston, VAENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Associate’s degree and 5+ years of experience supporting IT projects and activities, Bachelor’s degree and 3+ years of experience supporting IT projects and activities, or Master’s degree and 1+ years of experience supporting IT projects and activities.
NewLead Security Engineer Revolutional, LLCLead Security EngineerMcLean, VA$140,000–$200,000 / 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.
NewSenior Cryptographer - Post Quantum & High-Assurance Systems (TS/SCI) VibrintSenior Cryptographer - Post Quantum & High-Assurance Systems (TS/SCI)Reston, VAWork Locations in Virginia / Maryland / DC / Remote (with CONUS travel)You will be a senior technical advisor working alongside Vibrint's cleared engineering teams and QED's cryptography leadership, advising federal customers and evaluating cryptography modernization roadmaps. Working alongside many of the most talented professionals in public service, we work tirelessly to create and sustain new solutions and services that meet the stringent demands across a variety of customer missions.
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.
Junior Security Control Assessor System OneJunior Security Control AssessorBethesda, MD$100,000 / yearYou’ll work under a senior assessor and help evaluate security control implementation, validate evidence, and document results in alignment with NIST Risk Management Framework (RMF) and NIST SP 800-53 Rev. Education: Bachelor’s in Cybersecurity, IT, Computer Science, Information Systems (or similar) OR 4 additional years of relevant experience in lieu of a degree.
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.
Lead Systems Integration Engineer LeidosLead Systems Integration EngineerGlenwood, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. June 3, 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 Integration Engineer LeidosSystems Integration EngineerMount Airy, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. June 25, 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.