• Senior Linux System Administrator

    Leidos (Fairfax, VA)
    …as IT Infrastructure Operations and Engineering support . Leidos is hiring a Senior Linux System Administrator to provide on-site support in Fairfax, VA ... program provides a range of IT services, including help desk , deskside support , Windows workstation engineering and...Degree with 12+ years' experience as a Unix System Administrator - Operational experience with RHEL8 and RHEL9. High… more
    Leidos (12/12/25)
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  • Systems Administrator (Tier 2…

    Chenega Corporation (Washington, DC)
    Systems Administrator (Tier 2 Support - ServiceNow) Washington, DC Join our Talent Network Systems Administrator (Tier 2 Support - ServiceNow) ... Chenega Agile Realtime Solutions (CARS) is seeking a Systems Administrator (Tier 2 Support - ServiceNow) to...and changes that cannot be resolved at the service desk level. + Administer and maintain ServiceNow, including workflow… more
    Chenega Corporation (12/11/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …Leidos has an exciting opening for you as our next Tier 3 Service Desk / Systems Administrator supporting the OSINT Integration Center under our 10-year DOMEX ... Platform (DTP) contract. Your job will be to bring together Linux (primarily) and Windows systems administration, systems maintenance, systems performance… more
    Leidos (10/01/25)
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  • Systems Administrator

    Leidos (Chantilly, VA)
    Desk /Systems Administrator . Your job will be supporting as a Linux administrator to provide system maintenance, systems performance optimization along ... with user support services. You will work in a team environment...updates to ensure 99.999% system availability requirements. + Analyze Linux log data to effectively administer and maintain Oracle… more
    Leidos (12/11/25)
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  • System Administrator

    CACI International (College Park, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... of Travel: Local * * * **The Opportunity:** CACI is seeking a System Administrator to join our team. **Responsibilities:** As a Mid-Level Linux Infrastructure… more
    CACI International (11/08/25)
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  • AIX Administrator

    ASM Research, An Accenture Federal Services Company (Washington, DC)
    …to AIX OS. + Provides tier 2 and 3 supports for escalations from Help Desk . + Knowledge and experience troubleshooting Linux and Unix based systems. + ... projects across more than one discipline, such as application support , database administration, software quality assurance/quality control, software engineering,… more
    ASM Research, An Accenture Federal Services Company (11/21/25)
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  • Senior System Administrator - Network…

    St. George Tanaq Corporation (Suitland, MD)
    …https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a **Senior System Administrator - Network Operation Center** to support our federal ... Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD...that specializes in delivering Enterprise Integrated Technology Solutions and Support Services to the Federal Government. TTS's innovative approach… more
    St. George Tanaq Corporation (11/14/25)
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  • Systems Administrator

    Guidehouse (Bethesda, MD)
    …Top Secret SCI with Polygraph **What You Will Do** **:** As a Systems Administrator , you will be involved in managing and maintaining our IT infrastructure to ensure ... and security. You will design and maintain systems in support of client in the realm of Research &...TWO (2) or more years' experience as a system administrator + TWO (2) or more years' experience with… more
    Guidehouse (12/13/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    …Experience: Experience with both Windows and Linux operating systems. + End-User Support : Experience providing help- desk support for common desktop and ... **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but are… more
    ManTech (11/19/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    …+ Experience with Windows and Linux operating systems. + Experience providing help- desk end-user support for common desktop and server issues. + Experience ... **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but… more
    ManTech (12/03/25)
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  • System Administrator (TS/SCI Full Scope…

    IBM (Alexandria, VA)
    …impact the world around us. **Your role and responsibilities** As a System Administrator , you will work closely with IBM and clients' leaders to plan, formulate, ... This is primarily a patch management type of task and not a deskside support task. The role involves managing system parches and distributing system patches to end… more
    IBM (12/03/25)
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  • Sr. Desktop Support

    CyberData Technologies (Rockville, MD)
    …a System Administrator to deliver timely and effective IT Desktop Support for diverse user base. This role involves enhancing user satisfaction, resolving IT ... Job Title: System Administrator Location: Rockville, MD CyberData Technologies is seeking...Foundation, ITIL Practice Manager, CompTIA A+, CompTIA Network+, CompTIA Linux +, HDI Desktop Support Manager. Skills: +… more
    CyberData Technologies (12/07/25)
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  • Senior IT Specialist

    TekSynap (Springfield, VA)
    …supports the Service Desk [duty hours 9:00am-6:00pm] and reports to the Service desk Administrator . The position can execute all tier 1 and 2 service ... desk tasks and must be able to perform the...+ Proven work experience as an Infrastructure Engineer, Network Administrator , or similar role. + Experience with databases and… more
    TekSynap (11/19/25)
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  • Senior System Integrator Engineer (TS/SCI)

    Vexterra Group (Bethesda, MD)
    …currently searching for a Senior Systems Integrator Engineer to provide the following systems support in Reston VA or Bethesda, MD office: You will work closely with ... and O&M team members on the following key tasks: DUTIES * Perform Linux builds, installs, configuration, administration, and troubleshooting of both Linux and… more
    Vexterra Group (10/14/25)
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  • Support the Army Research Laboratory (ARL)…

    SAIC (Adelphi, MD)
    …Technicians + System Administrators (Windows, Linux , Mac OS) + Service Desk Support **Qualifications** **EDUCATION AND EXPERIENCE:** + Education and years of ... opportunity to utilize your skills and background as a Windows Systems Administrator and deliver support to the warfighting mission and cutting edge R&D for the… more
    SAIC (11/06/25)
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  • Security Control Assessor - active TS/SCI…

    V2X (Springfield, VA)
    …from base to battlefield. We bring 120 years of successful mission support to improve security, streamline logistics, and enhance readiness. Aligned around a ... a Security Control Assessor - active TS/SCI clearance to support our government customer based in our Springfield, VA...via a government agreed format, such as a Help Desk ticket application, electronic mail, memorandum, etc. + Shall… more
    V2X (11/21/25)
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  • Senior CrowdStrike Falcon Endpoint Security…

    AIG (Reston, VA)
    …+ Support incident management teams by resolving complex service desk and incident tickets and providing critical investigative insights What you'll need ... Enterprise Information Security Organization, responsible for Engineering and Operational support of the Enterprise-wide Endpoint Security Management system and… more
    AIG (10/24/25)
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