• System Administrator

    ManTech (Columbia, MD)
    …for configuring and managing Windows (or other applicable) operating systems and system software, troubleshooting, maintaining integrity of and configuring ... ManTech seeks a motivated, career and customer-oriented ** System Administrator ** , to join our... network components, along with implementing operating systems enhancements to improve reliability and performance. Will have… more
    ManTech (04/26/25)
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  • System Administrator I

    General Dynamics Information Technology (Annapolis Junction, MD)
    …process. Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, implementing operating ... (2) years of experience with Service Management (ITSM) is required. + ServiceNow System Administrator certification is required GDIT IS YOUR PLACE: * Full-flex… more
    General Dynamics Information Technology (05/22/25)
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  • System Administrator II

    General Dynamics Information Technology (Annapolis Junction, MD)
    …and manage UNIX, Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of ... + Four (4) years of experience with Service Management (ITSM) is required. ServiceNow System Administrator certification is required GDIT IS YOUR PLACE: * 401K… more
    General Dynamics Information Technology (05/22/25)
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  • Systems Administrator

    Arena Technical Resources, LLC (Silver Spring, MD)
    Systems Administrator Location: Silver Spring, US...Windows systems - Troubleshoot firewall and network policies (LAN, WAN, VPN) - Review system ... Job ID: ATR 17335 Job Description Job Title: Systems Administrator Location: Silver Spring, MD -...eligible Job Description: - Install and upgrade Linux and Windows servers - Assess the stability, security, and scalability… more
    Arena Technical Resources, LLC (07/22/25)
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  • System Administrator

    Leidos (Odenton, MD)
    …Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). **Primary ... at Leidos has a career opening for a Journeyman System Administrator on a DISA contract. This...**Preferred Qualifications:** + Integration of cyber security tools and systems with network performance, trouble ticketing, and… more
    Leidos (07/18/25)
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  • Sr. System Administrator - VDI

    Leidos (Odenton, MD)
    …Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). **PRIMARY ... group at Leidos has a career opening for a System Administrator on a DISA contract. This...**PREFERRED QUALIFICATIONS:** + Integration of cyber security tools and systems with network performance, trouble ticketing, and… more
    Leidos (06/14/25)
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  • Linux Systems Administrator

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career- and customer-oriented **Linux Systems Administrator ** to join our team in **Hanover, MD** . This role supports a global ... maintain secure server and system environments, including system analysis, design, architecture, and hardware/ network management...discipline + Fifteen (15) years of experience as a System Administrator in programs and contracts of… more
    ManTech (05/10/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    …and manage UNIX, Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of ... System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046)...configure network components, along with implementing operating systems enhancements to improve reliability and performance. + Communicate… more
    Synergy ECP (06/03/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …analysis and planning. + Configure and manage Linux and Windows operating systems ; install and maintain OS software; implement system enhancements to improve ... ManTech is seeking a **Senior Linux System Administrator ** to join our team...day-to-day operations and monitoring, and resolve issues related to client/server/storage/ network devices and mobile systems . + Escalate… more
    ManTech (07/15/25)
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  • System Administrator

    ManTech (Fort Meade, MD)
    …troubleshooting, and maintenance of IT systems . + Manage IT system infrastructure and processes related to client/server/storage/ network devices and mobile ... ManTech seeks a ** System Administrator ** to join our team...system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance… more
    ManTech (07/15/25)
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