• Linux System Administrator

    ManTech (Aurora, CO)
    MANTECH seeks a motivated and customer-focused **Linux** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT ... and change logs **Preferred Qualifications:** + Operating Systems: CentOS, AIX, Solaris , RHEL + Tools & Platforms: NiFi, Docker, Putty, VMWare, OpenStack,… more
    ManTech (08/08/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    ManTech is seeking a **Linux** **System Administrator ** to join our team in **Southlands, Colorado** . This position supports the ELINT Modernization effort and is ... of the following technologies and environments: + Operating Systems: CentOS, AIX, Solaris , RHEL + Tools & Platforms: NiFi, Docker, Putty, VMWare, OpenStack, Cisco… more
    ManTech (08/08/25)
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  • Lead IT Infrastructure Engineer

    Lumen (Denver, CO)
    …this position is to serve as a Linux and virtual infrastructure system administrator , for both on-premise and cloud based infrastructure. Primary functions are to ... etc.) administration + Minimum of 6 years of experience with Unix ( Solaris , HP-UX, etc.) administration + Experience with automation and orchestration technologies… more
    Lumen (07/15/25)
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  • ITS Consultant 2

    Capgemini (Aurora, CO)
    …**Travel** :25% **Job description:** We are seeking an experienced Middleware Administrator with strong Linux skills to assist with design, installation, ... administering and managing JBOSS Application Server environments. * Proficiency in Solaris /RHEL Operating Systems. * Experience with scripting languages such as… more
    Capgemini (06/24/25)
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