• Sr. Systems Administrator

    Arena Technical Resources, LLC (Dayton, OH)
    …execution. Required Qualifications - Minimum 10 years of progressive systems administration experience in Linux and/or Windows environments - Minimum of 10 ... integration between systems and Cisco/Dell-based infrastructure. - Automate system tasks and administrative processes using advanced PowerShell and/or… more
    Arena Technical Resources, LLC (08/07/25)
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  • Mid-Senior Linux Systems Administrator

    KBR (Sioux Falls, SD)
    …professional experience required. Essential Job Functions: + Lead and support the administration of Linux (RHEL, OEL, Rocky) and Windows environments. + ... technical experience. + Strong working knowledge of Linux (RHEL, OEL, Rocky) and Windows operating systems . + Experience with server, application, and container… more
    KBR (09/23/25)
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  • Senior Systems Administrator | Active TS…

    General Dynamics Information Technology (Quantico, VA)
    …be TS/SCI eligible) + **Required Experience:** + 5+ years of experience with Systems Administration , general computer system , network administration , ... Infrastructure and Operations **Skills:** Mobile Device Management (MDM),Next-Generation Network (NGN), System Administration **Certifications:** Security+ CE - CompTIA… more
    General Dynamics Information Technology (08/09/25)
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  • Senior Systems Administrator

    Leidos (Tucson, AZ)
    …SCI, as well as a Polygraph. **Primary Responsibilities:** + Lead system administration for Linux and Windows -based systems in secure, mission-critical ... Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator. As a senior member of our IT...with Linux (Red Hat Enterprise Linux or CentOS) and Windows Server platform system administration .… more
    Leidos (10/10/25)
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  • System Administrator

    Mb Solutions, Inc. (Washington, DC)
    …resolution process. + Shall configure and manage UNIX and Windows operating systems . + Shall installs/loads operating system and application of software. + ... of experience in related field Experience: + Shall perform systems administration of desktop and server ... System (OS) installation, and other local area system administration related functions. + Shall provide… more
    Mb Solutions, Inc. (08/25/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …QUALIFICATIONS** + Bachelor's degree in IT, Computer Science, or related. + 5+ years system administration (Linux/ Windows ) in hybrid or cloud environments. + ... IAT Level II (Security+ CE minimum). + Active Secret clearance. **COMPETENCIES** + System provisioning & administration (Linux/ Windows ) + CNCF ecosystem… more
    TekSynap (10/02/25)
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  • Penetration Tester, Senior

    CACI International (Chantilly, VA)
    …tools (ie, Nmap, Wireshark, Metasploit, Canvas, Kismet, BackTrack etc.) * Proficient in Windows System Administration with basic understanding of Cisco ... MMS, Voice, data) and cellular system functions * Understanding of Operating Systems ( Windows , MacOS, Linux, Mac OS, Mobile OS, etc.) * Understanding of… more
    CACI International (10/18/25)
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  • IT System Administrator

    Belcan (Elkhart, IN)
    IT System Administrator Job Number: 355630 Category: Systems Administration Description: Job Title: System Administrator Location: Elkhart, IN Zip Code: ... to remediate audit findings. Perform installation, configuration, and maintenance of software systems . b. Experience with managing servers - Windows , AD, Linux… more
    Belcan (07/24/25)
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  • Clinical Trial Management System (CTMS)…

    University of Colorado (Aurora, CO)
    **Clinical Trial Management System (CTMS) Program Coordinator** **Description** **Un** **iversity of Colorado Anschutz Medical Campus** **Department: Clinical ... Research Administration - Regulatory Compliance Office** **Job Title:** **Position #:**...preferred. + Experience with other CTMS or data capture systems in support of clinical research is a plus.… more
    University of Colorado (09/28/25)
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  • Systems Administrator

    ManTech (Norfolk, VA)
    …years of relevant IT systems experience + Experience in systems administration with proficiency in both Linux and Windows environments + Must have ... system configurations and network connectivity for Range POR systems + Ensure compliance with security policies, procedures, and...CompTIA Security+ CE + Must have a VMware, Windows , or Linux Operating System (OS) certification… more
    ManTech (10/11/25)
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