• Linux Systems Administrator

    L3Harris (Greenville, TX)
    …Greenville, TX Schedule: 9/80 Job Description: L3Harris is seeking a Linux Systems Administrator to support Mission System integration in unclassified and ... Essential Functions: + Integrate with a team of multidiscipline, multileveled Systems Administrators supporting Linux, Windows , and Network operations +… more
    L3Harris (12/10/25)
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  • OPIS Senior Database Administrator

    Dow Jones (New York, NY)
    …working with OPIS Product team's software engineers and database developers. As a Senior Database Administrator , **You Will:** + Oversee and manage OPIS database ... Clustering, IBM DB2 HADR) + Proven experience administering Linux and Windows Server operating systems , and AWS cloud services + Strong understanding of cloud… more
    Dow Jones (11/15/25)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    …and importance of others (work and win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support to the Warfare ... computer system network administration activities. + Experience in Microsoft Windows computer operating systems , LINUX operating systems , CISCO Systems ,… more
    SimIS Inc. (11/06/25)
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  • Senior M365 Administrator

    PSEG Long Island (Bethpage, NY)
    …application development techniques. + Working knowledge and experience in supporting Microsoft Windows Server Operating Systems , Directory Services (AD), MS PKI ... a variety of cyber security tools within a Microsoft Windows , Linux and UNIX server environments. This role will...and manage Microsoft 365 solutions, including migration from on-premises systems to the cloud + Provide Tier 2 support… more
    PSEG Long Island (10/01/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a ** Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance OS software for improved reliability and… more
    ManTech (10/14/25)
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  • Senior System Administrator

    SAIC (Arlington, VA)
    …SIPR environment. **Position Overview:** + Manage currently supported and subsequent Windows Server Operating Systems on virtual operating environments, ... **Description** SAIC is seeking a motivated and experienced **System Administrator ** to join our team at the Pentagon in Arlington, VA. **This position is 100%… more
    SAIC (12/13/25)
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  • SCADA Systems Administrator I

    Epsilon, Inc (Folsom, CA)
    …during your recruiter conversation. **Responsibilities** **An average day:** As the SCADA Systems Administrator I, you will provide system administration with a ... EEO Race/Sex/Disability Status/Veteran Status Submit a Referral (https://careers-epsilon.icims.com/jobs/3798/scada- systems - administrator -i/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834329987) **Location : Location** _US-CA-Folsom_… more
    Epsilon, Inc (12/13/25)
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  • Senior VMWare System Administrator

    Intrepid Solutions and Services (Annapolis Junction, MD)
    …operationalization and deployment of new and emerging technologies.We're seeking a ** Senior Level System Administrator with specialized experience with VMWare** ... **Overview** Darkblade Systems , a CIS Secure company, is a trusted...engineering design, system fit-up, and system deployment. + General Windows and some Linux system administration and sustainment experience,… more
    Intrepid Solutions and Services (11/26/25)
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  • Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2115 **Employment ... Description:** CGI Federal has an exciting opportunity for a Systems Administrator within our Intel sector advancing...obtain a 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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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    …system (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior Advisor Requirements and Qualifications . ... Sr. Systems Administrator Location: Washington, DC, US.... Secret Clearance to start Required Technical Skills: . Senior Level system administrator skills required .… more
    Arena Technical Resources, LLC (10/25/25)
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