• System Administrator 2

    Synergy ECP (Columbia, MD)
    System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Synergy ECP, a platform company with Falfurrias Capital ... other protected class. Required Clearance: Candidate must have a TS / SCI polygraph clearance + Provide support for...reliability and performance. + Communicate and coordinate with the Information System Security Officer (ISSO) and … more
    Synergy ECP (09/01/25)
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  • System Administrator

    CACI International (Laurel, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... + Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of… more
    CACI International (11/20/25)
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  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's (NSS) Cyber & Analytics ... make a difference in National** **Security!** As a Senior Systems Administrator you will play a vital...STE/STN support. + **Clearance Required: Must have an active TS / SCI with Polygraph** **Desired Qualifications:** + Puppet,… more
    Leidos (11/15/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... troubleshooting, and maintenance of IT systems , as well as manage IT system ...configuration, troubleshooting, and maintenance. **Security Clearance Requirements:** + Active TS / SCI with Polygraph is required to be… more
    ManTech (10/14/25)
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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 & ... "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam that...+ **Security Clearance** : Candidates must possess an active TS / SCI with Polygraph to be considered for… more
    Leidos (10/09/25)
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  • Systems Administrator II

    DCCA (Annapolis Junction, MD)
    …a competitive compensation and benefits package. Visit our website at: www.dcca.com Systems Administrator 2 Candidate must have an active TS / SCI w/ Poly ... Systems Administrator II Location Annapolis Junction,...dedication to excellence. Key Tasks: Along with meeting the System Administrator II LCAT requirements, the ideal… more
    DCCA (11/17/25)
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  • Systems Administrator

    CACI International (Linthicum, MD)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... of customer systems . We are looking for a dedicated Linux System Administrator to help us ensure information security readiness and maintain enterprise… more
    CACI International (09/27/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will ... support the implementation, troubleshooting, and maintenance of IT systems , as well as manage IT system infrastructure and associated processes.… more
    ManTech (10/25/25)
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  • Systems Administrator 1

    DCCA (Annapolis Junction, MD)
    …a competitive compensation and benefits package. Visit our website at: www.dcca.com Systems Administrator 1 Candidate must have an active TS / SCI w/ Poly ... Systems Administrator 1 Location Annapolis Junction,...to excellence. Key Tasks: s Along with meeting the System Administrator I LCAT requirements, the ideal… more
    DCCA (11/17/25)
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  • Senior Systems Administrator

    Belay Technologies (Annapolis Junction, MD)
    …2019, runner up in 2020 and a finalist in 2021! Belay Technologies seeks a Senior System Administrator (SA) to join our intel team. The SA provides support for ... implementation, troubleshooting and maintenance of IT systems . Manages IT system infrastructure and any...and performance. Candidates should have the following qualifications: + TS / SCI with Full Scope poly is required.… more
    Belay Technologies (11/19/25)
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