• Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include ... within 180 days. + System Experience: Experience with both Windows and Linux operating systems. + End-User Support: Experience providing help-desk support for common… more
    ManTech (08/20/25)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …distributed teams across multiple geographic locations + Experience managing Windows and Linux server environments + Knowledge of network security, firewalls, ... position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a US Navy Training… more
    SimIS Inc. (09/22/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …in improving how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe and tomorrow is ... and Operations **Skills:** Computer Backups,Information Technology (IT) Systems,Microsoft Windows Server ,System Administration **Certifications:** CompTIA Security+ CE | CompTIA -… more
    General Dynamics Information Technology (09/30/25)
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  • Systems Administrator

    Chenega Corporation (Arlington, VA)
    …in managing diverse environments. + Advanced proficiency in Windows Server , infrastructure management, PowerShell scripting, and Linux administration. ... **Req ID:** 37805 **Summary** **Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly evolving business… more
    Chenega Corporation (09/26/25)
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  • AIX Administrator

    ASM Research, An Accenture Federal Services Company (Richmond, VA)
    …and design. Provides direction to other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety of IT ... administrator disciplines. + Configure, monitor, and maintain AIX OS...escalations from Help Desk. + Knowledge and experience troubleshooting Linux and Unix based systems. + Participate in on-call… more
    ASM Research, An Accenture Federal Services Company (08/22/25)
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  • Storage Administrator

    GovCIO (Richmond, VA)
    …VA and will be a remote position. **Responsibilities** This position is for a Senior Storage Administrator for a mixed and growing environment of various storage ... communication (IP based). + Installation and configuration experience of backup SW with Windows Server 2019, Solaris 11, RedHat Enterprise Linux 7 and higher. +… more
    GovCIO (09/24/25)
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  • Systems Administrator (Multiple Levels)

    Noblis (Chantilly, VA)
    Responsibilities As a Systems Administrator , you will be responsible for installing, configuring, and maintaining operating system workstations and servers, ... and tune systems to achieve optimum performance levels + Ensure workstation/ server data integrity by implementing appropriate software and hardware solutions +… more
    Noblis (09/03/25)
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  • Senior Windows Engineer- Hybrid Reston

    Motion Recruitment Partners (Arlington, VA)
    … skills + Advanced Windows administration (Active Directory, DNS, Group Policy) + Linux server troubleshooting and patching (SUSE, RedHat, CentOS) + Ability to ... Senior Windows Engineer- Hybrid Reston, VA Arlington, Virginia...(Install, Move, Add, Change) services. + Create and maintain server and application diagrams, workflows, and documentation. + Diagnose,… more
    Motion Recruitment Partners (08/15/25)
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  • Senior Network and Next Generation Firewall…

    Lumen (Richmond, VA)
    …experience is desired. Event analysis via SIEM or vendor application is desired. + Linux RedHat Server Administration is considered a plus. + Recognized industry ... that have company-wide and possibly industry-wide impacts. + Frequent contact with senior leadership of customers and contractors for the purpose of creating and… more
    Lumen (10/01/25)
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  • Oracle DBA, Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …General Dynamics Information Technology (GDIT) seeks a highly motivated and experienced ** Senior Database Administrator ** to support a Defense Threat Reduction ... that best meet program needs and operational requirements. + Work alongside senior application development managers to gather business rules and requirements. +… more
    General Dynamics Information Technology (08/20/25)
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