• Senior Electronic Security Services Technician

    AECOM (Baltimore, MD)
    …+ Experience with system commissioning, diagnostics, and troubleshooting + Experience with Windows Server administration , Active Directory, and Microsoft SQL ... The selected candidate will work on large-scale video management systems , server administration , and system...and intercom systems + Administer and maintain Windows Server environments including clustered and high-availability… more
    AECOM (07/15/25)
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  • Systems Administrator

    ManTech (Hanover, MD)
    …an accredited college or university is required. Five (5) years of additional Systems Administration experience may be substituted for a bachelor's degree. + ... a test environment running a wide variety of Operating Systems to include Windows , Red Hat Linux,...desired. + Analyze and resolve complex problems associated with server hardware, applications, and software integration. + Security +… more
    ManTech (04/30/25)
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  • Sr. System Administrator

    Leidos (Odenton, MD)
    …training may be considered in lieu of degree. + Expertise in Linux Server administration . + Extensive experience working with virtual environments using VMware ... at Leidos has a career opening for a System Administration Site Lead on a DISA contract. This role...and/or 12+ years of overall related experience with a Windows /Linux server environment. Additional experience, education and… more
    Leidos (07/22/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    …involved in the resolution process. + Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, ... will be responsible for providing Sr. level Linux System Administration support for the program. Required: Very strong Linux...involved in the resolution process. + Configure and manage Windows (or other applicable) operating systems and… more
    Jovian Concepts, Inc. (06/26/25)
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  • 414 System Administrator 3

    ARSIEM (Annapolis Junction, MD)
    …in the resolution process. + Configures and manages UNIX and Windows operating systems , installs/loads operating system software, troubleshoots, maintains ... &UAM + Security Center Scanning + Nagios Monitoring and Administration + PKI Server Certificates - renewing...the resolution process + Configure and manage UNIX and Windows (or other applicable) operating systems and… more
    ARSIEM (07/07/25)
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  • System Administrator, Senior

    Parsons Corporation (Columbia, MD)
    …connectivity testing to ensure continuing operability. + Develop and document systems administration standard operating procedures. + Maintain baseline system ... update, and troubleshoot systems and servers. + Comply with organization systems administration standard operating procedures. + Implement and enforce local… more
    Parsons Corporation (06/20/25)
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  • System Administrator Level IV

    General Dynamics Information Technology (Laurel, MD)
    …(ISCSI). **Desired Skills:** + Recent System Administration experience with Windows and Linux operating systems + Practical experience in implementing ... Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Active Directory (AD),Operating Systems more
    General Dynamics Information Technology (06/12/25)
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  • IT Operations Manager

    Leidos (Bethesda, MD)
    …required. + Skills: Familiarity with DevSecOps pipelines and cloud environments. Experience with Windows administration , including Windows 10, DISA SHB, and ... At Leidos' High Fidelity Simulation Business Area, we're not just building systems -we're revolutionizing the future of naval simulation, training, and analysis for… more
    Leidos (06/14/25)
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  • Software Administrator III

    DCCA (Annapolis Junction, MD)
    …involved in the resolution process. Configures and manages UN1X and Windows operating systems and installs/loads operating system software, troubleshoots, ... and remains involved in the resolution process . Configure and manage UNIX and Windows (or other applicable operating systems and installs /lo ads operating… more
    DCCA (05/19/25)
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  • Sr. Principal MS Exchange Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Directory (AD) deployment, maintenance and support. + Group Policy (GPO). + DNS. + Windows Server Update Servers (WSUS), SCCM, or similar update service. + ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (06/14/25)
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