• Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …(GPO) - creation, modeling, and maintenance. + DNS Server administration. + DHCP Server administration. + Windows Server Update Servers (WSUS), SCCM, or ... the effective maintenance and operational activities of the entire IT infrastructure including Servers ( Windows & Linux ), Workstations ( Windows & Linux ),… more
    Northrop Grumman (07/18/25)
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  • Principal/Sr. Principal Systems…

    Northrop Grumman (Patuxent River, MD)
    …+ Ability to work after hours and weekends as needed. + Experience managing Windows Server OS and domain architecture. + Ability to support multiple networks, ... for a classified government contract. + Perform as a Linux \Redhat System Administrator for a classified government...after hours and weekends as needed. + Experience managing Windows Server OS and domain architecture. +… more
    Northrop Grumman (09/18/25)
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  • Mid/Sr System Administrator

    Leidos (Annapolis Junction, MD)
    …users and technical staff (developers, testers, engineers, etc.). + Must be proficient with Windows Server 2012R2, 2016, 2019, and Active Directory. + Must have ... **Description** **Mid/Sr System Administrator ** **Leidos** has a new and exciting opportunity...Must have experience or familiarity with the following systems: Windows / Linux operating systems, VMware, and Networking: Switches,… more
    Leidos (09/27/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (College Park, MD)
    …Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and ... of start date. Optional Qualifications: + Experience with operating and maintaining Microsoft Windows and Linux servers to include operating systems. + Prior… more
    ENS Solutions (09/27/25)
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  • (Mid. or Senior) System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …users and technical staff (developer, testers, engineers, etc.) + Must be proficient with Windows Server 2012R2, 2016, 2019, and Active Directory + Must have ... architectures + Must have experience or familiarity with the following systems: Windows / Linux operating systems, VMware, and Networking: Switches, Routers, LANs,… more
    Belay Technologies (10/01/25)
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  • CNS Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …users and technical staff (developers, testers, engineers, etc.). + Must be proficient with Windows Server 2012R2, 2016, 2019, and Active Directory. + Must have ... + Must have experience or familiarity with the following systems: Windows / Linux operating systems, VMware, and Networking: Switches, Routers, LANs,… more
    BAE Systems (09/29/25)
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  • Senior Cloud System Administrator

    ManTech (Hanover, MD)
    …+ Proficiency in administering Linux operating systems. + Experience with Windows Server 2022 administration, including Active Directory and networking + ... include, but are not limited to:** + Provide administration and support for Windows Server 2022 environments, including Active Directory, and manage Windows… more
    ManTech (09/10/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …experience for this level (skills, technologies, expertise): + One (1) year experience in Linux , Unix, Windows or Cisco OS operating system + Two (2) years' ... System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Level 1 System...experience administering Linux , Unix or Windows Operating System +… more
    Synergy ECP (07/29/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …Technology Platform (DTP) contract. Your job will be to bring together Linux (primarily) and Windows systems administration, systems maintenance, systems ... you as our next Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under our 10-year...DevOps and Infrastructure as Code (IaC) mindset + Perform Linux and Windows builds, installs, configuration, administration,… more
    Leidos (10/01/25)
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  • Principal Linux DevOps Engineer

    Northrop Grumman (Annapolis Junction, MD)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively ... + Linux Operating Systems support experience (ex. RHEL/Ubuntu). + Linux Workstation and Server management experience. + Experience operating under,… more
    Northrop Grumman (09/25/25)
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