• Endpoint Security Lead - CrowdStrike

    AIG (Reston, VA)
    …Intermediate to Expert level knowledge on Windows & Active Directory, Unix /Linux Operating Systems . + Good scripting knowledge using PowerShell, Python, ... standards of excellence. The team is responsible for shielding the company's systems from security risks, while designing technology strategies that enable AIG's… more
    AIG (12/07/25)
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  • Senior Linux System Administrator

    Leidos (Fairfax, VA)
    …Task Order. **Basic Qualifications** Bachelor's Degree with 12+ years' experience as a Unix System Administrator - Operational experience with RHEL8 and RHEL9. ... DISA + 3+ years using, updating and maintaining Red Hat Satellite + Documenting system processes for Unix environments + HW experience: Knowledge of Dell… more
    Leidos (12/12/25)
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  • Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    …or interest in developing skills in the following technical areas: \* In\-depth systems administration experience with Windows \(including Active Directory\) ... Secret clearance to start\. \#lmatl **Basic Qualifications:** \* In\-depth systems administration experience with Linux \* Demonstrated...\* Experience administering OpenStack \* Windows /Linux Integration \- Services for … more
    Lockheed Martin (10/22/25)
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  • Senior System Cloud Administrator

    Insight Global (Herndon, VA)
    …infrastructure team. The ideal candidate will have a strong background in Linux system administration , Azure cloud environments, and scripting. You will be ... well as hardware maintenance and repairs/replacements. - Assist with UNIX problem diagnostics, system recovery and disk...Skills and Requirements - 5+ years of experience in System Engineer or Administration in an enterprise… more
    Insight Global (12/04/25)
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  • Application Administrator (Sales Tracking…

    Navy Exchange Services (NEX) (Virginia Beach, VA)
    Title: Application Administrator (Sales Tracking System ) Location: United States-Virginia-Virginia Beach Job Number: 2500027J Job Summary: Serves as Application ... Administrator for a variety of Client Computing system software applications running on a variety of hardware environments. These applications support the overall… more
    Navy Exchange Services (NEX) (11/11/25)
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  • System Adminstrator - US Citizenship…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …(EOD) clearance * 5-7 years of experience Unix system administration * Proficiency in Linux systems troubleshooting. * Experience in patch management. ... ** System Adminstrator - US Citizenship Required** **Category:** Cyber...CI/CD pipelines. * Troubleshooting Skills: Strong ability to troubleshoot Windows and Linux operating systems . * Security… more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • Systems Administrator - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …passwords. + Create and update documentation, including standard operating procedures, administrative instructions, After Action Reports for system outages, task ... Family:** IT Infrastructure and Operations **Skills:** Apache Tomcat,IBM Cognos Administration ,Linux **Experience:** 8 + years of related experience **US Citizenship… more
    General Dynamics Information Technology (12/16/25)
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  • Cyber Security Engineer (Elastic SME)

    CACI International (Hampton, VA)
    …using a ticketing system . + Administer and troubleshoot Microsoft Windows and Linux operating systems in enterprise environments. **Qualifications:** ... trends. + Utilize extensive understanding of Linux command line administration . + Configure syslog, audit.d, and Windows ...DCGS experience + Four to seven years of Linux systems administration experience + Knowledge of security… more
    CACI International (10/28/25)
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  • Data Center Manager

    Oracle (Richmond, VA)
    …knowledge of most of following areas + Active TS/SCI security clearance + Systems administration (Linux and/or Windows Servers) + Strong troubleshooting ... RAID + SAN + x86 Architecture + SCSI + Linux/ Unix Administration : + Boot Process + GRUB/LILO...Administration : + Boot Process + GRUB/LILO + File Systems + Network device and protocol configuration + Directory… more
    Oracle (12/11/25)
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  • Cloud Support Engineer Internship - 2026 (US)

    Amazon (Herndon, VA)
    …competitions, or publications Preferred Qualifications - Knowledge of OS concepts / Linux/ Unix Systems administration (Ubuntu, CentOS, RedHat, Solaris, etc) ... Computing - Networking (DNS, TCP/IP, HTTP, VLAN, etc.) - OS (Linux and/or Windows Servers) - Security concepts / best practices Support Intern Experience Areas -… more
    Amazon (12/06/25)
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