• Linux Unix Systems

    Lumen (Denver, CO)
    …us as we digitally connect the world and shape the future. **The Role** As the Linux / Unix Systems Administrator , you will be responsible for managing and ... systems to support the Team. You'll provide technical expertise in Linux / Unix systems administration, Oracle SQL and PostgreSQL database management,… more
    Lumen (12/03/25)
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  • Systems Administrator 2…

    Oracle (Denver, CO)
    …technical teams. **Requirements:** + Seeking over 2+ years of experience working with Unix / Linux Servers and system administration + Must have background in ... We are looking for someone who flourishes working in large-scale, distributed systems and is always looking to identify and implement standard processes and… more
    Oracle (11/25/25)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    …+ Seven (7) years of systems administration experience on UNIX operating systems Red Hat Enterprise Linux (RHEL), Solaris, or HP-UX. + Five (5) years' ... nationally recognized technical authority. DLA CE Cert IA Role/Function: Server Admin UNIX / Linux Operating System **Other Job Specific Skills** + Advanced… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
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  • Senior Linux Systems

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where...and more. Your role will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining… more
    Leidos (10/09/25)
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  • Systems Administrator / Linux

    Lockheed Martin (Littleton, CO)
    …* Experience performing routine server/workstation patching per guidelines * Knowledge of Linux / UNIX Server Administration * Knowledge of scripting skills to ... location for this position is Littleton, CO\. The Multi\-Function Information Systems Analyst assists users with resolving technical issues with applications,… more
    Lockheed Martin (12/04/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    …resolve issues at Tier 1 and Tier 2 support levels + Configure and manage UNIX / Linux operating systems and install/load OS software + Optimize system ... **MANTECH** is seeking a ** Linux ** **System Administrator ** to join our...IT systems + Experience managing and optimizing UNIX / Linux environments (installation, patching, performance tuning) +… more
    ManTech (10/23/25)
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  • Linux System Administrator

    ManTech (Aurora, CO)
    …resolve issues at Tier 1 and Tier 2 support levels + Configure and manage UNIX / Linux operating systems and install/load OS software + Optimize system ... **MANTECH** seeks a motivated and customer-focused ** Linux ** **System Administrator ** to join our...IT systems + Experience managing and optimizing UNIX / Linux environments (installation, patching, performance tuning) +… more
    ManTech (10/23/25)
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  • UNIX Systems Engineer

    GovCIO (Denver, CO)
    …be waived for 30 days after project join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned ... **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute,...a mixed and growing environment of Red Hat Enterprise Linux /Oracle Enterprise Linux and Solaris UNIX more
    GovCIO (09/24/25)
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  • Systems Administrator II

    DCCA (Aurora, CO)
    Systems Administrator II Location Aurora, CO...remains involved in the resolution process. Configures and manages UNIX and Linux operating systems ... and benefits package. Visit our website at: www.dcca.com System Administrator II ( Linux ) Candidate must have an...process * Configure and manage UNIX and Linux (or other applicable) operating systems and… more
    DCCA (11/21/25)
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  • Systems Administrator

    ISYS Technologies (Schriever AFB, CO)
    …the space initiatives of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for a customer in Colorado ... Linux servers + Install and configure Red Hat Linux / Windows / Solaris operating systems ...+ Active Secret clearance + Sec+ certification + Solaris, Linux , Windows, Unix administration + Configuration tools,… more
    ISYS Technologies (10/22/25)
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  • GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …immediate opening for those ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented, and dedicated engineers that pride ... and/or at least five (5) years of Windows and Linux systems administration experience. + Strong knowledge...with Java application servers (Tomcat, JBoss). + Familiarity with Linux / UNIX applications and services (NFS, SSH, NTP,… more
    Paragon Cyber Solutions (10/11/25)
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  • Senior Systems Administrator

    Oracle (Denver, CO)
    …7AM - 7PM Central Time. + Good Knowledge and hands on experience with Linux / Unix (command-line) and SQL + Familiar with Relational database + Personal/enterprise ... administration. + At least 5 years' experience supporting a Linux environment. + Experience handling production systems ... running Windows Server OS, Active Directory, Group Policy, Linux or UNIX . + Use of ticket… more
    Oracle (11/25/25)
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  • AIX Administrator

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    …2 and 3 supports for escalations from Help Desk. + Knowledge and experience troubleshooting Linux and Unix based systems . + Participate in on-call rotations ... operations and maintenance support, including experience identifying/resolving performance issues in a UNIX Environment ( Linux , Ubuntu, and/or AIX), 5+ years of… more
    ASM Research, An Accenture Federal Services Company (11/21/25)
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  • Research IT System Administrator

    Colorado State University (Fort Collins, CO)
    …experience includes security, policy compliance, and exception processes. + Significant Linux systems experience including diagnosing errors and performance ... help manage the college's research computing environment, including applications, clients, file systems , and research related Windows and Linux servers. The… more
    Colorado State University (11/22/25)
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  • Informatica Database Administrator

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    …+ Experience managing Oracle RAC and Data Guard databases. + Knowledge of UNIX / Linux commands and shell scripting. + Experience with system monitoring tools ... The Informatica Administrator is responsible for the installation, configuration, monitoring,...other Informatica products. + Hands-on experience with database management systems such as Oracle, SQL Server, or PostgreSQL. +… more
    ASM Research, An Accenture Federal Services Company (10/23/25)
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  • Infrastructure Engineer T3

    CACI International (Aurora, CO)
    systems . This role supports complex enterprise infrastructure and architecture, including UNIX / Linux /Windows systems , virtual environments, and mission ... requirements in mission environments + Apply expert knowledge of UNIX , Linux , and Windows systems ...degree) + 10 years of experience as a System Administrator supporting complex programs and environments + 6 years… more
    CACI International (11/25/25)
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  • GNOSC Watch Officer/Network Engineer IRES - Ssfb

    Amentum (Colorado Springs, CO)
    …a large Enterprise with knowledge of Microsoft Active Directory, Windows 2008/2012, Linux / UNIX Operating Systems , EMC Storage, Symantec NetBackup and ... and Security Center. * Execute network, system, and cloud systems monitoring/surveillance, environmental monitoring, incident management and MDA Cybersecurity. *… more
    Amentum (12/04/25)
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