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.
NewPrincipal Engineer -Cyber Security A3 Technology, Inc.Principal Engineer -Cyber SecurityWashington, DC$50,000–$175,000 / year10+ years of FAA security experience supporting the National Airspace System (NAS): Experience with the full lifecycle security compliance for mission-critical systems, ensuring strict adherence to FAA Order 1370.121 (Information Security and Privacy Program) and NIST SP 800-53 Rev. Provide Chief Security Architect–level expertise to develop, review, and validate cybersecurity architectures, designs, and interface specifications for NAS enterprise systems and services.
NewIT Engineer (Apple Ecosystem & End-User Security) - Remote (WFH) COGNITIVE MEDICAL SYSTEMS INCIT Engineer (Apple Ecosystem & End-User Security) - Remote (WFH)Vienna, VARemoteCognitive is an IT and software engineering services company dedicated to elevating the quality, speed and delivery of today’s US government healthcare programs. Lead the configuration and management of MacBook laptops using Jamf Pro, ensuring zero-touch deployment, automated patching, and security baselining.
NewM1 Abrams Systems Maintenance Advisor 2 Sincerus Global Solutions IncM1 Abrams Systems Maintenance Advisor 2Washington, DCBackground check and secret clearanceActive passport with at least 6 months validitySalary Package:Competitive Salary based on experienceHousing and transportation paidPaid time off (PTO)Sign on bonusCompletion bonusLocation:Worldwide locations (Pacific Region, Middle East, and Eastern Europe)Duration:12 months with follow on opportunity Qualifications:Must have at least five (5) years' experience as an MOS 91A in a U.S. Army M1 Abrams systems maintainer role at the Battalion or Brigade levelMust be a subject matter expert in the maintenance of the M1 hullMust be familiar with how to repair the suspension, transmission and any electrical components.
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.
NewSecurity Engineer SecuriportSecurity EngineerReston, VAIn lieu of degree, a total number of 10 years of experience in related fields (in addition to the management experience required) will meet the education and related experience requirements listed above. This role focuses on implementing advanced security measures, monitoring network activity, and responding to cyber incidents in a timely and effective manner.
Technical SME 22nd Century Technologies, Inc. (TSCTI)Technical SMEWashington, DCFull timeThe ideal candidate will possess deep expertise in Windows Server administration, virtualization, enterprise storage, identity integration with Microsoft Entra ID, and enterprise cloud platforms including Microsoft 365 or Office 365 within highly regulated environments. The Systems Engineer Lead is responsible for the design, administration, optimization, and security of enterprise server infrastructure supporting mission-critical academic, defense, and research operations.
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.
NewSystems Verification Engineer ActalentSystems Verification EngineerRockville, MD$55–$75 / hourThe position focuses on requirements verification, requirements traceability through the Requirements Verification Traceability Matrix (RVTM), and system-level validation across highly integrated hardware, software, and modeling subsystems in a multi-contractor environment. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.
NewWireless Systems Engineer Chartis Consulting CorporationWireless Systems EngineerAshburn, VAThe Wireless Systems Engineer will play a key role in designing, integrating, and modernizing wireless communications systems, including point-to-point, mesh, and mobile networks. This position requires a strong understanding of wireless communication technologies and IP networking, along with the ability to gather customer requirements, develop tailored solutions, and support implementation.
NewSystems Engineer/Architect Gromelski and Associates, Inc.Systems Engineer/ArchitectFairfax, VACurrently, we develop and deliver technical documentation and multimedia support including interactive electronic technical manuals (IETMs), multimedia applications, computer-based training (CBT), desktop simulation, technical system support including system engineering, software development and programming, lab management, system testing, integration, installation and maintenance for submarine combat systems. Since 1989, we have provided services for major corporations and large government agencies including the Social Security Administration, Lockheed Martin Corporation, Global Knowledge Network, Digital Equipment Corporation, Nextel Communications, Network Associates, Oracle Corporation, Department of Education, ExecuTrain Corporation, Federal Computer Corporation, and the U.S. Navy.
NewTS/SCI Backup Systems Administrator TEKsystemsTS/SCI Backup Systems AdministratorArlington, VA$65–$75 / hourApply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring services, and system administration. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population.
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.
NewEnterprise Cloud Security Architect - Active TS/SCI ENS Solutions, LLCEnterprise Cloud Security Architect - 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.
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.
NewPipeline Systems Engineer (Oil & Gas) ProSidian Consulting, LLCPipeline Systems Engineer (Oil & Gas)Washington, DC0 JOB OVERVIEW Provide services and support as a Pipeline Systems Engineer (Oil & Gas) [Independent Engineering (IE) Advisory Services] aligned with the Technical Execution / Independent Engineering Functional Area / Swim Lane / Category Discipline in the Energy Industry (Oil, And Gas/Power, And Utilities) Industry Sector focussing on RM | Risk Management Solutions for clients such as U.S. Department of Energy (DOE) | DOE Energy Dominance Financing (EDF) Program Generally Located In CONUS - Located In Washington, DC / Nationwide (Remote Project Support Across the United States) and across the District of Columbia / Nationwide (Remote Project Support Across the United States) - Independent Engineering Advisory Services are typically performed remotely and at project sites nationwide. An EDF-style Independent Engineering engagement could include:- Upstream Oil & Gas (Exploration and production | Reservoir development | Drilling programs)- Midstream (Pipelines | Compression facilities | LNG infrastructure | Storage terminals)- Downstream (Refineries | Petrochemical facilities | Processing plants)- Power & Utilities (Generation facilities | Transmission infrastructure | Grid modernization | Energy storage) Other Details Role supports NAICS 541330 Engineering Services for Energy Dominance Financing (EDF) Program/Loan Programs Office (LPO) energy infrastructure financing, with work performed for high-impact oil and gas, power, utilities, and infrastructure projects.
NewSenior Security Engineer 1 Accord Consulting LLCSenior Security EngineerAnnapolis Junction, MDMust have one of the following DoD approved certifications to meet the category/level IAT-2 (DoD 8570) requirement for this position: Security+, GSEC, SSCP, CCNA-Security, CISA, CISSP (or Associate), CASP, GCIH, or GCED. Must have one of the following DoD approved certifications to meet the category/level IAT-2 (DD 8570) requirement for this position: Security+, GSEC, SSCP, CCNA-Security, CISA, CISSP (or Associate), CASP, GCIH, or GCED.
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.
NewSecurity Engineer - Zscaler TechximiusSecurity Engineer - ZscalerWashington, DCWorking with an enterprise network architecture, engineering, and implementation team supporting our Federal customer, the Security Engineering role will focus on providing Zscaler Engineering support and will be responsible for implementing the ZScaler solutions to manage connections between CISA users and cloud environments, applying IT Security Governance policies to prevent data exposure, ensure compliance across SaaS applications, and drive innovation for management, functionality, and reporting between disparate mission and IT groups. CISA includes the CISA Mission Enabling Offices (MEOs) and six Divisions: the Cybersecurity Division (CSD), the Emergency Communications Division (ECD), the Integrated Operations Division (IOD), Infrastructure Security Division (ISD), the Stakeholder Engagement Division (SED), as well as, the National Risk Management Center (NRMC), which are headquartered within the National Capital Region (NCR).