(ISSE/ISSO) Information Systems Security Engineer (TS/SCI + CI Poly) TopClearedRecruiting(ISSE/ISSO) Information Systems Security Engineer (TS/SCI + CI Poly)Chantilly, VirginiaCoordinating with various contractor and staff personnel to obtain the A&A content, as well as working with various customer security organizations to navigate the customers A&A process in order to achieve Authority to Develop (ATD), Interim Authority to Operation (IATT), as well as Authority to Operate (ATO). Basic knowledge is helpful, but not required for the following general topics: Cloud security control implementation, PKI implementation, STIG compliance and vulnerability management, and Security Development and Operations (SecDevOps).
Civil Engineer – Systems Analysis NoblisCivil Engineer – Systems AnalysisFt Belvoir, Virginia$109,800–$171,525 / yearFull timeCompensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws. Analyze and assess facility-level engineering systems—including water distribution, electrical power, and HVAC systems—within WMD facilities and HDBTs to support targeting and defeat planning.
NewMechanical Engineer - Entry Level AE WorksMechanical Engineer - Entry LevelArlington, VAWorking under the guidance of senior engineers and project managers, you will assist in the development of construction documents, perform HVAC calculations, and coordinate with internal and external team members. You’ll work alongside architects, engineers, cost estimators, and construction managers with deep experience across higher education, government, engineering & infrastructure, healthcare and commercial markets.
NewGeotechnical Engineer AGR LLCGeotechnical EngineerMcLean, VALead the development of detailed research workplans specifically focused on bridge-related soil-structure interaction to address high-priority challenges faced by State DOT engineers. Join the Federal Highway Administration’s nationally recognized Geotechnical (GEO) Laboratory and contribute to research that directly impacts the safety, durability, and performance of U.S. transportation infrastructure.
NewElectrical Engineer - Entry Level AE WorksElectrical Engineer - Entry LevelArlington, VAYou’ll work alongside architects, engineers, cost estimators, and construction managers with deep experience across higher education, government, engineering & infrastructure, healthcare and commercial markets. In this role, you will collaborate with multidisciplinary design teams to develop innovative electrical systems for a diverse portfolio of building projects — spanning new construction and renovation across multiple market segments.
Engineer I, Systems Meso Scale DiscoveryEngineer I, SystemsGaithersburg, MD$67,900–$101,000 / yearPOSITION SUMMARY: The Systems Engineer I is responsible for assisting in the development and management of requirements and specifications, system integration and testing of electromechanical, fluidic, thermal control, and imaging systems, and formal verification and validation testing. This salary range represents a general guideline as MSD considers other factors when presenting an offer of employment, such as scope and responsibilities of the position, external market factors, and the candidate's knowledge, skills, abilities, education and experience.
NewProject Engineer American Contracting & Environmental Services IncorporatedProject EngineerWashington, DCWe are adding a Project Engineer to support the day-to-day execution of complex water and wastewater facility construction projects by working closely with project managers and field teams. This role is responsible for coordinating project activities, reviewing plans and submittals, tracking costs and materials, and helping ensure projects are delivered safely, on schedule, and in line with project requirements.
Senior Ground Systems Development Engineer, Product Owner Iridium Satellite, LLCSenior Ground Systems Development Engineer, Product OwnerReston, Virginia$115,000–$160,000 / yearWhat You’ll Do: Contribute to the Technical Roadmap and support the design, implementation, and operation of the GEP Site Controller (GSC) and associated software/hardware components required to meet the SDA PWSA (Proliferated Warfighter Space Architecture) mission objectives. As a Product Owner on the Ground System Development team, you’ll be responsible for identifying and autonomously implementing ideas and solutions, including those with cross-functional teams, to deliver customer-driven Ground System Management Systems.
Senior Systems Administrator/Engineer Eliassen GroupSenior Systems Administrator/EngineerRockville, Maryland$70–$75 / hourAbout Eliassen Group:Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes.
Information Systems Security Engineer (ISSE) LV8D Solutions LLCInformation Systems Security Engineer (ISSE)Chantilly, VirginiaInterested candidates must be knowledgeable of best practices when implementing security controls including software engineering methodologies, security engineering methodologies, security engineering principles, and secure coding techniques and coordinate activities with Assessment and Authorization (A&A) stakeholders. LV8D Solutions is an elite Systems Engineering and Technical Advisory (SETA) company that delivers advanced systems engineering, integration, acquisition, mission operations, network communications, and cybersecurity support to our defense and intelligence customers.
High-Performance Computer (HPC) Systems Engineer Lead Nextonic SolutionsHigh-Performance Computer (HPC) Systems Engineer LeadRockville, MarylandDemonstrated experience in systems lifecycle management, including patching, upgrades, and configuration control. - Demonstrated ability to design and optimize GPU-enabled compute environments.
Systems and Platform Engineer LeidosSystems and Platform EngineerBethesda, MarylandJuly 23, 2026 For 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. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
NewSenior Cloud Engineer (AWSMSA-02.111924) Capital Solutions GroupSenior Cloud Engineer (AWSMSA-02.111924)Herndon, VATECHNICAL CAPABILITIES • Experienced software developer with experience in Full-Stack development and technologies for enterprise applications • 3-5+ years UI/UX experience • 2-3+ years back-end development experience • Proficiency with back-end languages such as Java, Python, GO, SQL, and/or C++, and front-end languages including JavaScript and/or TypeScript, HTML, CSS • Proficiency with a front-end framework such as React, Vue • 2-3+ years of enterprise application development experience • Familiarity working with container technologies • Familiarity working with AWS services • Experience developing with software management tools such as GitLab, GitHub, or similar tools • Familiarity of Springfield, VA customer’s (or IC equivalent) application security requirements • Experience developing back end AWS infrastructure as code using AWS cloud development kit (CDK) for services such as API Gateway, DynamoDB, Lambda, SQS, and SNS. and understanding of networking principals • Proficiency with back-end languages such as Java, Python, GO, SQL, and/or C++, • Hands-on technical expertise in building and deploying capabilities as Infrastructure as Code (IaC), preferably with AWS CDK, AWS CloudFormation, etc.
Artificial Intelligence / Machine Learning Systems Engineer LV8D Solutions LLCArtificial Intelligence / Machine Learning Systems EngineerChantilly, VirginiaThe role of an Artificial Intelligence/Machine Learning Systems Engineer centers on delivering Systems Engineering & Technical Advisory (SETA) support to a U.S. Government (USG) Program Office advancing national security and intelligence capabilities through Research & Development (R&D) of evolutionary, revolutionary, and transformational AI/ML algorithms for space and ground systems. LV8D Solutions is seeking an Artificial Intelligence/Machine Learning Systems Engineer to provide technical and program services to the USG by helping the government evaluate and field advanced AI-enabled technologies that improve how space-derived intelligence is collected, processed, and delivered to mission operators and analysts.
Systems Engineer E LogicSystems EngineerWashington D.C., DCRemoteNote: Candidate May be required to support after-hours for emergency fixes or scheduled maintenance. Experience with Java/JEE platforms and Entelltrak or similar case management systems.
Linux Engineer LeidosLinux EngineerChantilly, VirginiaThe Linux Engineer will lead and perform engineering efforts in the areas of Windows and Linux servers, workstations, storage, and virtualization; perform data center management tasks such as physical capacity management, hardware installation and commissioning, inventory, decommissioning and removal, and destruction; and coordinate engineering projects including performing technical risk assessment, de-conflict implementations, and resolve technical questions or conflicts. They also manage and deploy infrastructure components such as installing cables and circuits and labeling cables, build and maintain desktop workstations and provide troubleshooting assistance and patching as needed, and perform Tier-3 engineering and support for virtualization infrastructure, consisting of virtual servers, virtual desktops, and automation solutions.
Systems Engineer - JobID-0009 Innovative Defense TechnologiesSystems Engineer - JobID-0009Arlington, Virginia$90,000–$184,000 / yearAbout The Role: Innovative Defense Technologies (IDT), provider of cutting-edge cloud-based integration, automated testing and data analysis for complex, mission-critical systems in the US Department of Defense (DOD), is seeking a Systems Engineer to be part of our Advanced Capabilities team and based out of our Arlington, VA location. What You Will Do: Support full systems engineering lifecycle including requirement analysis, system design, integration, validation, test, deployment and operational support of complex systems supporting DoD and Navy operational and developmental testing.
Senior System Engineer (C) SimIS Inc.Senior System Engineer (C)Dahlgren, VAThe candidate will provide system level requirements analysis, facility and system design, network design, market/trade studies and analysis, and logistics support in support of an overall effort to provide high fidelity simulation systems and enable engineers to verify Combat Systems’ performance in desktop environments and at Land Based Test and Training Sites (LBTTS). Experience Required: Eight (8) years of general combat system experience in one or more of the following disciplines: combat systems design/engineering, combat system computer program development, combat system certification, combat system simulation engineering, combat system operations and Life-Cycle support.
Wireless Network Engineer Booz Allen HamiltonWireless Network EngineerMcLean, MarylandYou developed expertise through years of hands‑on work with operational and tactical radio and network systems, modern software architectures, and a deep understanding of how applications, transports, waveforms, and mission services operate on both disconnected, degraded, intermittent, and limited (D-DIL) networks and enterprise, resilient, high‑performance networks. Knowledge of military radio waveforms, transport, communications planning systems, and mission critical networking systems including interoperability across heterogeneous transports, routing frameworks, tactical‑edge networks, and government mission systems supporting the Department of War.
Software Systems Engineer Systems Planning and AnalysisSoftware Systems EngineerChantilly, Virginia$150,000–$195,000 / yearFull timeSPA provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. SPA provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide both paid and unpaid time away from work.