• Linux System Administrator

    ManTech (Aurora, CO)
    …and Tier 2 support levels + Configure and manage UNIX /Linux operating systems and install/load OS software + Optimize system operations and perform resource ... ManTech is seeking a **Linux** ** System Administrator ** to join our team...required + Experience with troubleshooting and maintaining enterprise IT systems + Experience managing and optimizing UNIX /Linux… more
    ManTech (08/08/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    …and Tier 2 support levels + Configure and manage UNIX /Linux operating systems and install/load OS software + Optimize system operations and perform resource ... MANTECH seeks a motivated and customer-focused **Linux** ** System Administrator ** to join our team...certification + Experience with troubleshooting and maintaining enterprise IT systems + Experience managing and optimizing UNIX /Linux… more
    ManTech (08/08/25)
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  • Lead IT Infrastructure Engineer

    Lumen (Denver, CO)
    …of this position is to serve as a Linux and virtual infrastructure system administrator , for both on-premise and cloud based infrastructure. Primary functions ... etc.) administration + Minimum of 6 years of experience with Unix ( Solaris , HP-UX, etc.) administration + Experience with automation and orchestration… more
    Lumen (07/15/25)
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