• Senior Systems Administrator

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Senior Systems Administrator with an active TS/SCI with Poly clearance to join and assist and meet mission needs for our ... do + Manage customer's Risk Management Framework and related systems to ensure optimized performance and security + Support...+ Ansible experience + Experience in building and maintaining VMware environments. + Security + cert What we'd like… more
    BigBear.ai (12/30/25)
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  • Linux Dev/Ops Systems Administrator

    Synergy ECP (Annapolis Junction, MD)
    Linux Dev/Ops Systems Administrator 1 (SW support) Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching ... industry. What you will be doing: Synergy is seeking aLinux Systems Administratorand Dev/Ops Engineer with expertise in Virtualization, Storage, Automation,… more
    Synergy ECP (10/22/25)
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  • Storage Administrator Active TS/SCI / wPoly

    General Dynamics Information Technology (Annapolis Junction, MD)
    …Knowledge of the NetApp storage grid. + Knowledge of virtualization platforms (eg, VMware ) and their integration with storage systems . + Familiarity with ... and Operations **Skills:** Backup and Recovery (Software),Information Technology (IT) Systems ,NetApp **Certifications:** CompTIA Security + certified (DoD 8570 IAT… more
    General Dynamics Information Technology (10/09/25)
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  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    MANTECH seeks a motivated, career and customer-oriented **Linux** **System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated team ... to:** + Configure and manage Linux and Solaris operating systems and installs/loads operating systems software, troubleshoot,...degree. + 15+ years of experience as a System Administrator or related experience in programs and contracts of… more
    ManTech (12/24/25)
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  • Systems and Database Administrator

    CACI International (College Park, MD)
    Systems and Database Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... availability. + Demonstrated ability to manage virtual and physical servers within a VMware environment. + Demonstrated ability to manage EC2 Instances on a Windows… more
    CACI International (10/15/25)
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  • Systems Administrator

    Leonardo DRS, Inc. (Frederick, MD)
    …will perform network and system administration duties for Leonardo DRS's on-premesis systems and networks. This position is highly focused on administering and ... + Design, document, configure, and tune on-premises connected and standalone, information systems and network connections (LAN and WAN) to ensure high levels of… more
    Leonardo DRS, Inc. (12/23/25)
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  • Senior System Administrator - Network…

    St. George Tanaq Corporation (Suitland, MD)
    …Linux environments, Active Directory, Group Policy, DNS, DHCP, and virtualization platforms ( VMware , Hyper-V). 4. Adept at ensuring systems integration with ... Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD...Work both independently as well as in coordination with Systems administrators to maintain the smooth operation of a… more
    St. George Tanaq Corporation (11/14/25)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    System Administrator 2 Location Fort Meade, MD Job Code 2124 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com System Administrator 2 Candidate must have an active TS/SCI w/...Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Systems Administrators with Linux and Windows experience! We have… more
    DCCA (11/21/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    Principal System Administrator Location Annapolis Junction, MD Job Code 2270 # of Openings 1 Apply Now ... compensation and benefits package. Visit our website at: www.dcca.com Principal System Administrator Candidate must have an active TS/SCI w/Poly For over 40 years,… more
    DCCA (11/17/25)
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  • System Administrator -Linux

    Leidos (Annapolis Junction, MD)
    systems (ex. Network Switches, Routers, LANs, & cabling, Windows/Linux operating systems , VMware , etc.). + Must have experience installing, updating, and ... **Description** **System Administrator - Linux** **Leidos** has a new and...The selected individual will be responsible for monitoring infrastructure systems , applications, and processes, and for ensuring that all… more
    Leidos (11/19/25)
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