• Linux Systems Administrator

    SAIC (Reston, VA)
    …TS/SCI clearance with Polygraph . **Required:** + Proven experience as a Systems Administrator , with a focus on supporting a complex enterprise environment. ... **Description** SAIC, a leading provider of systems development & deployment, targeting and intelligence analysis,...Reston, VA. We are seeking a highly motivate System Administrator to join our National Intelligence Program to be… more
    SAIC (06/03/25)
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  • Linux Systems Administrator

    CACI International (Hanover, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... * * **The Opportunity:** CACI is seeking a Linux Systems Administrator to join our team in...Configuration and Maintenance of Virtual Machines + Linux and Windows operating systems + Scripting languages (eg… more
    CACI International (05/02/25)
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  • Tier 2 Systems Administrator

    CACI International (Springfield, VA)
    Tier 2 Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this...be responsible for maintaining and troubleshooting mission critical IT systems , supporting end users, and ensuring the security and… more
    CACI International (06/06/25)
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  • Account Systems Administrator…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …- CompTIA **Experience:** 3 + years of related experience **Job Description:** Account Systems Administrator Transform technology into opportunity as a Account ... Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems...Systems Administrator with GDIT. A career in enterprise IT means… more
    General Dynamics Information Technology (07/19/25)
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  • Systems Administrator

    ManTech (Laurel, MD)
    ManTech seeks a motivated and career-oriented ** Systems Administrator ** with Linux expertise to join our team in **Laurel, MD** . You will be part of a dedicated ... tickets + Configure, script, and manage Linux, Unix, and Windows operating systems + Install operating system...+ Fifteen (15) years of experience as a System Administrator in programs and contracts of similar scope, type,… more
    ManTech (06/03/25)
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  • Sr. Macintosh Systems Administrator…

    CGI Technologies and Solutions, Inc. (Washington, DC)
    **Sr. Macintosh Systems Administrator TS/SCI with Poly REQUIRED** **Category:** Project Management **Main location:** United States, District of Columbia, ... duties and responsibilities:** * Serve as a Macintosh (Mac) systems administrator and maintain responsibility for planning...successful in this role:** * Active TS/SCI clearance with Polygraph * 5+ years of experience supporting a desktop… more
    CGI Technologies and Solutions, Inc. (05/09/25)
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  • Senior Systems Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... learn more about how this program "Delivers Mission Success!" Seeking a motivated systems Administrator to provide support for mission operations support of… more
    Leidos (06/03/25)
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  • Systems Administrator 1

    Amentum (Annapolis Junction, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Systems Administrator ** to join our team of passionate individuals in **Annapolis ... involved in the resolution process. + Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots,… more
    Amentum (07/19/25)
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  • Linux Systems Administrator

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career- and customer-oriented **Linux Systems Administrator ** to join our team in **Hanover, MD** . This role supports a global ... **Responsibilities include, but are not limited to:** + Provide Systems Administration support for CNOS labs in a Help...teams across locations + Maintain and manage Linux and Windows user accounts, profiles, and ticket queues, ensuring prompt… more
    ManTech (05/10/25)
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  • Systems Administrator

    ManTech (Hanover, MD)
    …be substituted for a bachelor's degree. + Twenty (20) years experience as a Systems Administrator in programs and contracts of similar scope, type, and ... ManTech seeks a motivated, career and customer-oriented **System Administrator ** , to join our team in **Hanover,...a test environment running a wide variety of Operating Systems to include Windows , Red Hat Linux,… more
    ManTech (04/30/25)
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