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  • A technology company is seeking a Senior Unix Engineer in Washington, D.C. This role involves providing systems engineering and operational support for the Unix/Linux environment. Responsibilities include maintaining and troubleshooting Linux-based systems, ensuring system... 
    Senior

    Leidos

    Washington DC
    1 day ago
  • A leading company in the tech industry is seeking a Senior Linux System Administrator to manage and maintain a significant infrastructure of Linux servers in the Washington, D.C. area. The role involves working within a collaborative team environment while responsible for... 
    Senior

    Valex LLC

    Washington DC
    2 days ago
  • $77.6k - $176k

    A leading consulting firm is looking for a Linux System Administrator to design and improve Cross Domain Solutions for U.S. Federal Government projects. This role requires a background in RedHat Enterprise Linux, system administration experience, and an active TS/SCI clearance... 
    Senior

    Booz Allen Hamilton

    Washington DC
    16 hours ago
  •  ...year-long initiative for software development, business intelligence, ERP, and infrastructure optimization. We are seeking a Linux Systems Engineer to join our Operations team. This role involves supporting federal government operations in managing multiple platforms in... 
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    Local area

    Zolon Tech

    Washington DC
    4 days ago
  • A leading technology services firm based in Arlington, Virginia, is seeking a Windows and Linux Systems Engineer to support research and development efforts at the Naval Research Laboratory in Washington DC. This role involves designing, implementing, and maintaining server... 
    Suggested

    Technology Service Corporation

    Washington DC
    1 day ago
  •  ...Solutions Division has an exciting opportunity for an experienced Linux System Administrator to work on cloud-based systems with a mission...  ...Automation (Lambda, Ansible, Chef, Jenkins, Git) Low-level Engineering (Git, Jira, Agile tools/methods) Containers (Docker, ECS,... 
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    Leidos

    Alexandria, VA
    1 day ago
  • Overview TSC is seeking a Windows and Linux Systems Engineer to support our research and development efforts on site at the Naval Research Laboratory in Washington DC . This candidate will be responsible for the design, implementation, engineering and administration of... 
    Suggested
    Temporary work

    Technology Service Corporation

    Washington DC
    1 day ago
  • A leading defense contractor seeks a Senior Software Engineer to develop software for missile defense systems. The role demands strong skills in C/C++ and Python within a Linux ecosystem, working in an Agile Scrum setting. Candidates should have extensive experience in... 
    Senior
    For contractors

    Leidos

    Bethesda, MD
    16 hours ago
  • $100k

     ...the design and evaluation of tracking and data fusion systems supporting highly-impactful warfighter capabilities?...  ...fusion algorithms and architectures. We are seeking a senior data fusion and tracking engineer to help us create and evaluate low-level fusion algorithms... 
    Senior
    Temporary work
    Work experience placement
    Relocation package
    Flexible hours

    Johns Hopkins Applied Physics Laboratory (APL)

    Mount Rainier, MD
    16 hours ago
  • A leading geospatial solutions firm seeks a GEOINT Systems Engineer to support the installation and maintenance of geospatial software systems...  ...Master’s degree in Engineering, and expertise in Windows and Linux systems. Strong scripting skills and knowledge of geospatial... 
    Senior

    Reinventing Geospatial, Inc. (RGi)

    Alexandria, VA
    1 day ago
  • A technology services provider is seeking a Senior Red Hat Linux Admin/Engineer to support the Unix Management Branch on a mission-critical contract. The ideal candidate must have over 10 years of experience managing RHEL environments and demonstrate strong skills in Linux... 
    Senior
    Contract work

    Ignite IT

    Suitland, MD
    3 days ago
  • A leading technology solutions provider is seeking a Linux System Administrator in Alexandria, Virginia. The ideal candidate will have significant experience with cloud systems, Linux administration, and strong communication skills. Responsibilities include system monitoring... 
    Senior

    Leidos

    Alexandria, VA
    1 day ago
  • A leading technology solutions provider is seeking a Senior Systems Engineer to support a crucial U.S. government agency role. This position entails...  ...of enterprise infrastructure, expertise in Windows and Unix/Linux systems, and supporting Zero Trust Architecture. Candidates... 
    Senior

    Bamboo Solutions

    Washington DC
    16 hours ago
  • $120k - $160k

     ...Description ? SAIC is seeking a well-seasoned Senior Windows System Engineer with experience in Microsoft Cloud Technologies to support Pension Benefit Guaranty Corporation (PBGC) in Washington, DC. As a senior member of the Enterprise Support Services (ESS) team,... 
    Senior

    SAIC

    Washington DC
    4 days ago
  •  ...’s commitment to hiring and supporting active-duty and veteran employees. Responsibilities Empower AI: As the Senior Macintosh Systems Engineer , you’ll serve as a technical lead within the DISA J6 Macintosh Center of Excellence, supporting the design, implementation... 
    Senior
    For contractors
    Local area

    Empower AI Inc.

    Alexandria, VA
    16 hours ago
  •  ...seeking a highly skilled and experienced Senior Trellix Engineer and Administrator to join our...  ...performance tuning, patch management, and system upgrades. Integrate Trellix solutions...  ...components, including Windows Server, Linux, Active Directory, networking (TCP/IP,... 
    Senior

    ClearFocus Technologies

    Washington DC
    1 day ago
  • $120k - $160k

     ...US Date Posted 2026-03-09 Category Engineering and Sciences Subcategory Systems Engineer Schedule Full-Time Shift Day...  ..._HYBRID Overview SAIC is seeking a Senior Systems Engineer to support a...  ...Microsoft enterprise platforms, Unix/Linux systems, and Zero Trust Architecture... 
    Senior
    Full time
    Remote work
    Shift work

    SAIC

    Washington DC
    2 days ago
  • $131.3k - $237.35k

    Description Leidos has a new and exciting opportunity for a Senior RF Systems Engineer in our Intelligence Sector's Cyber & Analytics Business...  ...testing, deployment, and sustainment). Administer and maintain Linux and Windows Server environments, ensuring performance, high... 
    Senior
    Immediate start
    Flexible hours

    Leidos

    Bethesda, MD
    4 days ago
  • $154.05k - $278.48k

    A leading technology firm is seeking a Senior Systems Engineer for an Information Assurance Program near Ft. Meade, MD. The role involves developing system engineering documentation, cybersecurity evaluations, and leading teams. Candidates should possess over 20 years of... 
    Senior

    Leidos

    Bethesda, MD
    2 days ago
  • $107.9k - $195.05k

    Senior Systems Engineer / Leidos Digital Solutions (DSI) Location: Washington, DC (Hybrid) Leidos DSI is seeking a highly skilled, customer-focused...  ..., including SnapMirror Windows Server and RHEL Linux administration Vulnerability remediation using tools such as... 
    Senior

    Via Logic LLC

    Washington DC
    1 day ago
  • $150k - $200k

    A leading space technology firm is seeking a Space Mission Systems Engineer to develop innovative solutions for U.S. Government needs. The ideal candidate will have 5-8+ years of experience in systems architecture design for satellite or aerospace systems and a strong... 
    Senior

    Umbra

    Arlington, VA
    1 day ago
  • Overview We are seeking a Senior Systems Engineer to support a critical U.S. government agency in the National Capital Region. This SME-level role...  ...technical depth across Microsoft enterprise platforms, Unix/Linux systems, and Zero Trust Architecture (ZTA) components. The... 
    Senior
    3 days per week

    Bamboo Solutions

    Washington DC
    16 hours ago
  • $86.8k - $198k

    A leading technology firm is seeking a Systems Engineer to shape the future of the F-35 program. The ideal candidate has over 5 years of systems engineering experience, is familiar with DoD acquisition processes, and holds a TS/SCI clearance. Responsibilities include designing... 
    Senior
    Flexible hours

    Booz Allen Hamilton

    Arlington, VA
    16 hours ago
  • A leading technology firm is seeking a Senior System Engineer to support the Federal Aviation Administration Real Estate team in Washington, DC. The role requires strong technical skills for a complex system and excellent communication for coordination efforts. The ideal... 
    Senior

    Leidos

    Washington DC
    1 day ago
  • A federal consulting firm is seeking a Senior Systems Engineer to support the US Secret Service's airspace security mission. This role involves applying engineering methodologies, providing technical guidance, and ensuring systems meet operational requirements. Candidates... 
    Senior

    Integral Consulting Services

    Washington DC
    2 days ago
  • $150.2k - $225.3k

    A leading defense technology firm is seeking a Senior Systems Engineer in Bethesda, MD. The position focuses on strategic planning, performance management, and enterprise architecture. Candidates must possess an active TS/SCI clearance and a relevant degree with significant... 
    Senior

    KBR, Inc

    Bethesda, MD
    1 day ago
  • $71.8k - $240.35k

    A leading engineering consultancy is seeking qualified Subject Matter Experts across multiple levels to support systems engineering and technical programs for the Federal Aviation Administration. Candidates will apply advanced systems engineering principles, including conducting... 
    Senior
    Remote work

    Noblis

    Washington DC
    16 hours ago
  • A technology and engineering leader is seeking an experienced Hypersonic Systems Engineer in Bethesda, MD. The ideal candidate will have a strong background in aerospace...  .... This technical role involves interacting with senior leaders and teams in developing hypersonic... 
    Senior

    Leidos

    Bethesda, MD
    1 day ago
  • $82.5k - $228.4k

    A leading technology firm in Bethesda, MD, is seeking a Systems Engineer with active Top Secret/SCI clearance. Responsibilities include analyzing IT requirements, leading cross-functional teams, and serving as a liaison between stakeholders. Applicants should have experience... 
    Senior

    Noblis

    Bethesda, MD
    2 days ago
  • $125k - $200k

    A technology firm serving defense is seeking a Senior Systems Engineer in Washington, DC. The candidate will support a team dealing with advanced systems engineering across various critical defense projects. Responsibilities include project lifecycle management and systems... 
    Senior

    Decision Technologies, Inc.

    Washington DC
    1 day ago