• Senior / Principal Windows System…

    SciTec (Boulder, CO)
    …Provide Windows systems administration in multiple heterogeneous Microsoft Windows and Red Hat Enterprise Linux environments + Windows ... configuration tools + Implement and maintain security policies and procedures to protect Windows systems and data + Monitor system performance and identify areas… more
    SciTec (06/18/25)
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  • System Administrator

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …IAM II requirements Preferred Skill Sets Familiarity with computer networks to include Microsoft Windows and Linux based operating systems as well as ... and equipmentPerforms hardware/software/firmware installation and upgrades per established policyConfigures systems to comply with the current STIG per established… more
    Kratos Defense & Security Solutions, Inc. (06/03/25)
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  • Senior Specialist, Cyber Infrastructure…

    L3Harris (Colorado Springs, CO)
    …land, sea and cyber domains in the interest of national security. Job Title: Systems Administrator ( Linux / Windows ) Job Code: 23393 Job Location: Colorado ... specifications. Essential Functions: + 4-6 years of experience with Linux Administration or Engineering , 2-4 years... or Engineering , 2-4 years of experience with Windows Administration or Engineering + Configure, monitor,… more
    L3Harris (05/01/25)
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  • Systems Administration Design…

    CACI International (Colorado Springs, CO)
    …VMware 6.X and later, Microsoft Server 2012 and later, NetApp Storage Systems , Linux + Working knowledge of Microsoft Windows Server administration , ... Systems Administration Design Engineer Job Category:...USSF Tech Order (TO) creation and modification + Troubleshoot Windows OS, Microsoft application, and Linux security… more
    CACI International (05/21/25)
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  • Systems Administration Design…

    CACI International (Colorado Springs, CO)
    Systems Administration Design Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: ... End: 8/18/2025 **The Opportunity:** CACI is looking for a ** Systems Administration Design Engineer** to support the...of Hire (Security+, CISSP) + Working knowledge of Microsoft Windows Server administration , Microsoft Server 2016 and… more
    CACI International (06/17/25)
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  • Cloud Engineer

    GovCIO (Denver, CO)
    …Enterprise Linux and Windows servers. + Perform routine systems administration , monitoring, and maintenance (eg, version upgrades, patching, account ... Linux , etc ) + 8 years of progressive Systems Administration experience. + 3+ years working...+ Demonstrated experience and understanding of Red Hat Enterprise Linux and Windows server administration more
    GovCIO (07/02/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …+ Must have server administration experience with Linux (RedHat Enterprise Linux is preferred) and Windows + Perform administration on VMware ... used RAID-levels + Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and STIGs + Identity… more
    Northrop Grumman (06/12/25)
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  • Systems Administrator

    TEKsystems (Aurora, CO)
    …used RAID-levels * Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and STIGs * Identity ... 1. 5+ years of experience with Red Hat Enterprise Linux (RHEL) server administration in an SCI...with host-based firewall implementations and configuration (Redhat "iptables") * Windows 10 administration experience; Windows more
    TEKsystems (07/13/25)
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  • Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …adjudicated Polygraph at time of application to be considered. * Must have server administration experience with Linux (RedHat Enterprise Linux is preferred) ... Higher degree in a STEM-related discipline * Experience with Red Hat Enterprise Linux (RHEL) server & workstation administration in an SCI classified… more
    Northrop Grumman (06/05/25)
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  • Cloud IAM Solutions Architect

    Public Consulting Group (Denver, CO)
    …is a plus. **Experience** : + **10+ years** of hands-on experience in ** systems administration ( Windows / Linux ), networking** , and **cybersecurity** ... , **SOC1/2** , **HITRUST** , **NIST** . + Strong foundation in ** systems automation** , **change management** , **capacity planning** , and **documentation best… more
    Public Consulting Group (06/21/25)
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