• 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 & ... us and make a difference in National** **Security!** Join our team as a ** Linux Systems Administrator** , where you'll provide crucial support for the… more
    Leidos (05/29/25)
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  • Senior Systems Administrator ( Linux…

    GovCIO (Annapolis, MD)
    **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows) to provide on-going support for the administration of the core system ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6239/senior- systems -administrator--%28linux-windows%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6239_ **Category** _IT… more
    GovCIO (07/09/25)
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  • Linux Systems Administrator

    SAIC (Aberdeen, MD)
    **Description** SAIC is seeking a proven ** Linux Systems Administrator** to join the **Army Research Laboratory (ARL) Information Technology (IT) Modernization** ... Sciences, Electromagnetic Spectrum Sciences, Energy Sciences, Humans in Complex Systems , Mechanical Sciences, Military Information Sciences, Network/Cyber/Computational Sciences, Photonics/Electronics/Quantum… more
    SAIC (07/02/25)
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  • System Administrator - Red Hat Enterprise…

    DarkStar Intelligence LLC (Annapolis Junction, MD)
    …Enterprise Linux (SAL) Level 4 to support mission-critical IT infrastructure . The selected candidate will be responsible for administering, maintaining, and ... optimizing Red Hat Enterprise Linux (RHEL)-based systems in a secure, high-performance...management and internal customers. Minimum Qualifications + Current Top Secret /SCI with Polygraph + US Citizen + A high… more
    DarkStar Intelligence LLC (05/23/25)
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  • System Administrator - Red Hat Enterprise…

    DarkStar Intelligence LLC (Annapolis Junction, MD)
    …Enterprise Linux (SAL) Level 2 to support mission-critical IT infrastructure . The selected candidate will be responsible for administering, maintaining, and ... optimizing Red Hat Enterprise Linux (RHEL)-based systems in a secure, high-performance...management and internal customers. Minimum Qualifications + Current Top Secret /SCI with Polygraph + US Citizen + A high… more
    DarkStar Intelligence LLC (05/23/25)
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  • Information Security Systems Developer…

    SMX (Patuxent River, MD)
    Information Security Systems Developer - Advanced ( Secret to TS) (3290)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking ... Skills:** + Past DoD system administration experience + Experience with Windows and Linux based Operating Systems + Knowledge of DoD Information Assurance… more
    SMX (05/11/25)
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  • Linux System Administrator (Senior-Level)

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    … Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator (Senior-Level) will be responsible for the installation, ... of critical mission needs. Delivering a broad range of Infrastructure Operations, Application Development, Cybersecurity, Virtualization, Cloud and Mobility… more
    Link Solutions Inc (07/12/25)
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  • Cloud Engineer with Secret Clearance…

    Booker DiMaio, LLC (Riverdale, MD)
    …MD, 1 day/week remote. Required Experience: + Minimum 10 years of experience in IT Systems Infrastructure and Networking + Minimum 5 years of experience in Azure ... This position requires an active Secret secret clearance or higher. We...cloud Desired Skills: + Certified Kubernetes Administration (CKA) + Linux Systems Administration + Network Engineering Experience… more
    Booker DiMaio, LLC (05/23/25)
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  • Data Center Engineer ( Infrastructure…

    KBR (Fulton, MD)
    …for both physical and virtual infrastructure hosting one or more Operating Systems : Windows, Linux , Solaris, UNIX, and/or AIX systems . + Experience ... Title: Data Center Engineer ( Infrastructure /Cloud) Belong. Connect. Grow. with KBR! KBR's National...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (07/04/25)
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  • Systems Administrator

    TAD PGS, Inc. (Linthicum Heights, MD)
    …possess an Active Secret Security Clearance.** We are looking for a Linux /Windows Systems Administrator to join its Classified Solutions team in Linthicum, ... remote work opportunity. Responsibilities : + Perform as a Linux /Redhat systems administrator for a classified government...+ DoD 8570 Certification in a primary OS (Windows, Linux , Cisco). + Active DoD Top Secret … more
    TAD PGS, Inc. (07/12/25)
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