• Senior System Administrator

    CACI International (Annapolis Junction, MD)
    …optimize a wide variety of IT systems . We are seeking an accomplished System Administrator - Level 4 to lead and support complex enterprise IT environments, ... Senior System Administrator Job Category: Information Technology...oversight across a range of IT platforms including UNIX, Linux , and Windows systems . The ideal candidate… more
    CACI International (05/02/25)
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  • System Administrator Level 3

    General Dynamics Information Technology (Annapolis Junction, MD)
    …management, implementation, and sustainment of compliance with applicable system security controls. Provide support to IT systems including day-to-day ... and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots,...GSEC; Security + CE; CND; or SSCP. 0ServiceNow System Administrator certification is required * … more
    General Dynamics Information Technology (07/23/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Level 1 System Administrator Provides support for ... enhancements to improve reliability and performance. Requirements The Level 1 System Administrator shall possess the following capabilities: + Provide support… more
    Synergy ECP (04/29/25)
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  • Systems Administrator

    CACI International (Fort Meade, MD)
    …integrity, and availability of customer systems . We are looking for a dedicated Linux System Administrator to help us ensure information security ... Systems Administrator Job Category: Information Technology...NSA TS/SCI with Poly clearance. + 3 years of Linux system administration experience. + Knowledge of… more
    CACI International (07/09/25)
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  • Systems Administrator

    Textron (Hunt Valley, MD)
    …infrastructure problems\. Knowledge of Windows and Linux desktop and server operating systems is required\. The System Administrator is responsible for ... ** Systems Administrator \- Hunt Valley** **Description**...Active SECRET Clearance\. * 3 years of Windows and/or Linux System Admin experience, certifications and degree… more
    Textron (06/12/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    …and optimize a wide variety of IT systems . We are seeking a System Administrator (Level 1) to support the implementation, troubleshooting, and maintenance of ... and security compliance. **Responsibilities:** + As a System Administrator , your key responsibilities will include:...and manage UNIX, Linux , and Windows operating systems + Troubleshoot OS software and enhance system… more
    CACI International (05/02/25)
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  • Sr. System Administrator TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** System Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... for a large complex network environment with geographically distributed systems . The position entails supporting solutions for system...for a degree. + Must have ​experience as a systems administrator providing direct support to end… more
    Leidos (07/23/25)
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  • Systems Administrator with Network…

    Lockheed Martin (Annapolis Junction, MD)
    …You have extensive experience with Linux and Windows, are AWS System Administrator Certified, and have deep customer mission knowledge \(specifically, ... contribute to shaping the future of aerospace, defense, and security solutions\. THE WORK TKO provides systems ...* Deep customer domain knowledge \(specifically, CSD\) * AWS System Administrator Certified **Desired Skills:** * RedHat… more
    Lockheed Martin (07/12/25)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    …process. + Configure and manage Linux , UNIX and Windows operating systems and install/load operating system software, troubleshooting, maintain integrity and ... System Administrator I Location Fort Meade,...is looking for TS/SCI w/Polygraph cleared Junior to Mid-Level Systems Administrators with Linux and Windows experience!… more
    DCCA (05/23/25)
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  • System Administrator , Senior

    Parsons Corporation (Columbia, MD)
    …document systems administration standard operating procedures. + Maintain baseline system security according to organizational policies. + Manage accounts, ... in securing the platform and operational technology of National Security Systems - a mission at the...to provide unmatched innovation. Parsons is seeking a **Sr. System Administrator ** to support our expanding portfolio… more
    Parsons Corporation (06/20/25)
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