• Systems Administrator Expert

    General Dynamics Information Technology (Annapolis Junction, MD)
    …RQ203755 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... the resolution process. Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system...with other applications is required. + Security Clearance Level: TS /SCI w/Poly + Location: On Customer Site + US… more
    General Dynamics Information Technology (07/23/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …has an exciting opening for you as our next Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under our 10-year DOMEX Technology ... job will be to bring together Linux (primarily) and Windows systems administration, systems maintenance,...of relevant professional experience + Must have an active Top Secret security clearance with the ability… more
    Leidos (10/01/25)
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  • Modernization Cyber Systems…

    Lockheed Martin (Hanover, MD)
    …used for contingent offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph SA1: * A High School ... experience\. **Desired Skills:** Capabilities: * Configure and manage UNIX and Windows \(or other applicable\) operating systems and installs/loads operating… more
    Lockheed Martin (07/12/25)
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  • Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …the ability to obtain a TS /SCI with Poly highly desired * Operating Systems : Strong knowledge of Windows , Linux, or other relevant operating systems . ... ** Systems Administrator ** **Category:** Business Consulting, Strategy... TS /SCI with Poly highly desired * Operating Systems : Strong knowledge of Windows , Linux, or… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Systems Administrator , Advisor

    CACI International (Springfield, VA)
    …will help ensure today is safe and tomorrow is smarter. Our work depends on TS /SCI cleared Systems Administrator joining our team to Support our intelligence ... Systems Administrator , Advisor Job Category: Information...and eligibility to obtain Poly. + Strong knowledge of Windows operating systems and Microsoft Office suite.… more
    CACI International (09/03/25)
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  • Network/System Administrator (Net/Sys…

    General Dynamics Information Technology (Arlington, VA)
    …RQ207958 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Secret + Must be able to obtain - TS /SCI + Willingness to submit to a Counterintelligencepolygraph. ​...2008 R2/2012 R2 Server, Microsoft Exchange Server 2003/2010, Microsoft Windows 7/10 operating systems (OS) administration and… more
    General Dynamics Information Technology (09/26/25)
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  • Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …RQ206477 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... group of computers running on one or more operating systems . + Understand all the different systems ...and analysis. + UNIX/LINUX System Administration - Preferred + Windows System Administration - Preferred + Shift work (Panama… more
    General Dynamics Information Technology (09/02/25)
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  • Senior Linux Systems Administrator…

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd If… more
    Leidos (09/26/25)
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  • Systems Administrator

    Chenega Corporation (Arlington, VA)
    **Req ID:** 37805 **Summary** ** Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly evolving ... interest of our nation. SecuriGence is seeking a talented ** Systems Administrator ** to help contribute to our...DOD IAT Level II Certification is required. + DOD Top Secret clearance w/ SCI eligibility. **Knowledge,… more
    Chenega Corporation (09/26/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, bringing ... becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services...Sign On. + Enterprise Provisioning: Configure new Linux and Windows systems for customer use and ensuring… more
    General Dynamics Information Technology (09/16/25)
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