• Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …for a degree. + 20+ years of related experience in systems administration or IT operations. + Experience with Linux , including installation, configuration, ... and system planning. + Configure and manage Linux and Windows operating systems ; install, load,...software integration issues. + Maintain a strong understanding of system administration interdependencies in a Service Oriented… more
    ManTech (10/14/25)
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  • Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux ... System Administrator is responsible for leading system administration activities. This position oversees the...Required Qualifications: * Experience: Minimum of 10 years in systems administration roles * Education: Master's degree… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Linux System Engineer

    CACI International (Laurel, MD)
    Linux System Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * * **The Opportunity:** We are seeking a skilled Linux System Engineer to join our dynamic...security and integrity of our technical environment. **Responsibilities:** + ** System Administration :** + Provide system … more
    CACI International (09/05/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    … capacity analysis and planning. + Configure and manage Linux operating systems ; install and maintain OS software; implement system enhancements to improve ... Mantech seeks a motivated, career and customer-oriented **Senior Linux System Administrator** to join our...be substituted for a degree + 14+ years of Systems Administration experience. + Must be proficient… more
    ManTech (10/25/25)
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  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... by CACI, Inc! We have an opening for a ** Linux Systems Administrator** with an active TS/SCI..., servers, storage and network connectivity. You'll also provide system administration for assigned infrastructure and establish… more
    CACI International (10/29/25)
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  • Secret Linux System Administrator

    Insight Global (Baltimore, MD)
    Job Description A client of Insight Global is looking for a Secret Cleared Linux System Administrator to join their team. As a Windows Systems Administrator ... security certification * Ability to support multiple networks, ensure necessary system administration tasks are completed independently with minimal supervision,… more
    Insight Global (11/06/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …of hardware and software in support of developing and testing of information technology systems + Experience with Linux administration + Experience using ... **ManTech** seeks an experienced and passionate, career and customer-oriented ** Linux System Administrator** to join our team located in the Fort Meade, MD area.… more
    ManTech (10/16/25)
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  • Senior Linux Systems Administrator…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... program "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam...plus eleven (11) to fifteen (15) years of relevant systems administration experience or equivalent. + **Security… more
    Leidos (10/09/25)
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  • Field Engineer/ Linux Systems…

    Huntington Ingalls Industries (Columbia, MD)
    …with a TS+ level clearance as well. + At least 9 years of experience in Linux Systems Administration with Bachelors in related field; 7 years relevant ... during the interview process. Job Description Enlighten is looking for a Field Engineer/ Linux Systems Administrator to support operational systems at… more
    Huntington Ingalls Industries (11/06/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …of hardware and software in support of developing and testing of information technology systems . + Heavy Linux administration experience. + Experience using ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (11/19/25)
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