• Systems Administrator

    Leidos (Columbia, MD)
    …and manage UNIX and Windows (or other applicable) operating systems /installs/loads operating system software, troubleshoot, maintain integrity of and ... **Description** **Leidos** has a new and exciting opportunity for a ** Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (10/12/25)
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  • Principal System Administrator Linux

    RTX Corporation (Andover, MA)
    …tough, meaningful problems that create a safer, more secure world. **Principal System Administrator ** in Program Digital Services, collaborate with a diverse ... only US citizens are eligible for a security clearance). + Experience with Microsoft Windows operating systems . + Experience with Red Hat Enterprise Linux +… more
    RTX Corporation (09/11/25)
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  • Systems Administrator II- Full-Scope…

    RTX Corporation (Annapolis Junction, MD)
    …a safer, more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. ... will also be required. We're looking for an experienced Systems Administrator to join our team supporting...years, or equivalent). + Strong background in Linux and Windows system administration. + Hands-on experience with… more
    RTX Corporation (09/19/25)
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  • System Administrator Intermediate…

    BEAT LLC (San Antonio, TX)
    Administrator Associate or Microsoft Certified: Windows Server Hybrid Administrator Associate Position Description: The Tier 3 Enterprise Management (EM) ... Job Title: System Administrator - Intermediate (Packing Support...(STIGs), IAVM directives, and enterprise standards. Develop and deploy Windows operating system images for desktops, laptops,… more
    BEAT LLC (10/09/25)
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  • Entry Level or Mid Level System

    Belay Technologies (Annapolis Junction, MD)
    …OS operating system + Five (5) years' experience administering Linux, Unix or Windows Operating System + Three ( 3 ) years' experience installing software ... in 2 021! Belay Technologies is seeking a Mid-Level System Administrator (SA2) to join our intel...Level I Certification, IA Baseline Certification in Linux, Unix, Windows , or Cisco OS operating system Perks… more
    Belay Technologies (10/10/25)
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  • Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber & ... in National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting and optimizing hybrid… more
    Leidos (07/31/25)
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  • Senior Systems Administrator

    Aldridge (Libertyville, IL)
    …documentation for system configurations and procedures. Who you are: + 3 + years of experience in infrastructure or systems administration + Strong, ... Senior Systems Administrator What we are looking...& DIRECTORY SERVICES + Manage, secure, and maintain on-premise Windows Servers. + Administer Active Directory, including user/group management,… more
    Aldridge (08/01/25)
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  • Junior System Administrator

    TekSynap (Fort Belvoir, VA)
    …related to standalone operating systems and IT applications. + Perform system administration functions on NE-MA standalone Windows and Redhat Linux based ... + Manage and secure VMWARE virtual images Linux and Windows based systems utilizing STIGs and industry...environment certifications required. **Overview** We are seeking a Junior Systems Administrator to support our Prime Contract… more
    TekSynap (10/07/25)
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  • Network/ System Administrator

    General Dynamics Information Technology (Colorado Springs, CO)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **Network/ System Administrator (Net/Sys Admin) II** **Colorado Springs, CO** ... &** **SSL** **Maintain file servers, Firewalls, network access, Security Monitoring Systems and** ** system documentation as** **required.** **Interface with… more
    General Dynamics Information Technology (10/09/25)
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  • Principal Systems Administrator

    Northrop Grumman (Colorado Springs, CO)
    …security group additions + Experience in system administration for both Windows Server and Linux operating systems + Experience with troubleshooting and ... Systems offers an excellent opportunity for a Principal Systems Administrator - Helpdesk Sys Admin (25-501)...program is a crucial component of the Missile Defense System . It provides a vital operational platform that enables… more
    Northrop Grumman (10/04/25)
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