• Systems Administrator , Mid

    BOOZ, ALLEN & HAMILTON, INC. (Fort Knox, KY)
    …sof t Exchange and the Office Suite, to help us support the Army exercise network . As a Systems Administrator on our project, you'll install, troubleshoot, ... Systems Administrator , Mid The Opportunity: Your...and perform administration of Micro sof t and Linux servers. You'll design, develop, and implement system… more
    BOOZ, ALLEN & HAMILTON, INC. (01/18/26)
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  • Classified Area System Administrator

    Leidos (Huntsville, AL)
    …Office reporting through the Digital Modernization sector, is seeking an early career ** System Administrator ** to join our team. In this role, you'll play ... Degree** and a minimum of two 2 years of System Administrator experience. + **Current Secret clearance**...Familiarity with Risk Management Framework requirements for Windows and Linux systems . + Strong written and verbal… more
    Leidos (11/06/25)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    …in a business, technical or engineering field. + Certification in LINUX operating systems + Cisco Certified Network Associate (CCNA). + CompTIA, the Server + ... win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system...administration activities. + Experience in Microsoft Windows computer operating systems , LINUX operating systems , CISCO… more
    SimIS Inc. (11/06/25)
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  • Senior Classified Systems…

    The MITRE Corporation (Bedford, MA)
    …and operational focus. Roles and Responsibilities: The team seeks a full-time Systems Administrator to support the deployment, operation, and maintenance of ... who has prior experience working as a classified IT Systems Administrator . This is an on-premises position...administration (patching, updates, user support) of: + Windows & Linux desktops and servers + Network switches… more
    The MITRE Corporation (01/13/26)
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  • Sr. Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …(BU). This position is located in **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these environments ... Systems (NGSP) seeks to find a **Sr. Principal Systems Administrator ** supporting the Integrated National ...of multi-user computer systems , including coordination with network , software, and system engineers, PC desktop… more
    Northrop Grumman (11/06/25)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …Active Top Secret/SCI clearance with a Counter-Intelligence Polygraph Experience as a desktop system administrator or in a similar IT support role. Compliant ... ensuring you receive the utmost employee care. Responsibilities The System Operations/ Administrator will perform the following duties:...with DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security+ or ability… more
    Sciolex Corporation (01/13/26)
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  • Systems Administrator Staff, Level 4…

    Lockheed Martin (Huntsville, AL)
    …* Security\+ certification * Experience with Windows 10 and Windows Server 2019 or higher * Linux System Administrator * Windows System Administrator ... **Description:** The System Administrator performs general account maintenance,...Longhorn, and Docker containers * Proficiency in various operating systems , such as Linux /Unix, Windows Server *… more
    Lockheed Martin (11/27/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    …, manage IT system infrastructure and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily ... Windows and some UNIX operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components… more
    CACI International (12/02/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    … Systems : Extensive knowledge of Windows and Linux operating systems . + Networking: Understanding of network protocols, hardware, and infrastructure. + ... in the intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This… more
    Nightwing (12/26/25)
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  • Systems Administrator

    CACI International (Norfolk, VA)
    … + Technical certifications (CompTIA A+, Network +) + Knowledge of Windows and Linux systems + Basic scripting abilities + Understanding of system ... **- High School diploma and up to 7 years experience in system administration** + ** Systems Administrator II** **- Bachelors degree and strong knowledge of… more
    CACI International (12/05/25)
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