• Systems Administrator ( Windows

    Lockheed Martin (Highlands Ranch, CO)
    …countries\. This position is for a Multi\-Functional Systems Analyst to support both Windows \- and Linux \-based systems for the Orion program in the ... U\.S\. Citizenship required * 2\+ years demonstrated experience with administration of Linux and Windows ...\(network segmentation basics, DNS, firewall configuration\) * Knowledge with Windows / Linux Operating Systems and LDAP/AD… more
    Lockheed Martin (07/12/25)
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  • Sr Principal Sys Admin - COS IT System…

    Northrop Grumman (Colorado Springs, CO)
    …including but not limited to security, applications, and OS updates + Make sure all Windows and Linux systems are using the most up-to-date antivirus ... Windows / Linux -based servers + Create and maintain Windows / Linux system administration processes and.../ Linux server-based applications + Ensure that all Windows / Linux -based systems have the appropriate… more
    Northrop Grumman (06/07/25)
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  • Systems Administrator with Secret Clearance

    TestPros (Colorado Springs, CO)
    …compliance, and patching per cybersecurity requirements. Key Responsibilities: + Administer Windows / Linux systems and services + Perform regular ... + Support system accreditation and audit readiness Qualifications: + 3+ years in system administration ( Windows or Linux ) + Familiarity with DoD IT… more
    TestPros (05/03/25)
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  • Hybrid Systems Engineer, Sr…

    Lockheed Martin (Littleton, CO)
    …for\. This Systems Engineer Senior \- IT role is a Hybrid Systems Administration role, and will provide progressive experience in managing complex hybrid ... \. This includes the expert\-level installation, configuration, and maintenance of Windows and Linux environments, database deployments, and application tools\.… more
    Lockheed Martin (07/12/25)
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  • Secret System Administrator

    Insight Global (Colorado Springs, CO)
    …maintain all Windows / Linux based servers. Create and maintain Windows / Linux system administration processes and procedures. Install, configure, ... Windows / Linux server based applications. Ensure all Windows / Linux based systems have the...deployment, maintenance, and hardening. Experience with IBM Server Backup administration Experience within Linux environment and … more
    Insight Global (06/20/25)
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  • Senior Systems Administrator ( Linux

    GovCIO (Denver, CO)
    …GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows ) to provide on-going support for the administration of the core system ... + Writes or modifies basic scripts to resolve performance problems and automate administration tasks + Recommend changes to improve systems and network… more
    GovCIO (07/09/25)
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  • Full Stack Systems Engineer IT / TS/SCI…

    Lockheed Martin (Littleton, CO)
    …* Experience with Windows or Linux server operating systems * Proficiency automating system administration tasks using scripting tools and/or ... Installing operating system and application security patches in both Windows and Linux Environments * Creating / editing Standard Operating Instructions \(SOI\)… more
    Lockheed Martin (07/12/25)
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  • Principal Systems Administrator (25-292)

    Northrop Grumman (Colorado Springs, CO)
    …definition files + Create, manage, and maintain: + Security groups + User accounts + Windows / Linux server images + Storage systems and devices + Recommend ... capabilities of the missile defense system. Operate, maintain, and manage Linux -based systems supporting a software development environment. Responsible for… more
    Northrop Grumman (07/11/25)
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  • Senior Systems Administrator

    Leidos (Aurora, CO)
    …that has significant impact on project results/outputs. + Administer, maintain, and optimize Windows , Linux , and cloud-based systems to ensure high ... of DoD IT security protocols and requirements. + Expertise in administering and securing Windows and Linux operating systems . + Strong experience with… more
    Leidos (06/30/25)
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  • Senior Technical Operations Engineer…

    Lockheed Martin (Colorado Springs, CO)
    …SRE documentation, along with monitoring, maintaining, and troubleshooting physical and virtual systems across Windows and Linux environments\. * You ... uptime\. In this unique role on the team, you will administer and support Windows Server infrastructure and be relied upon as an expert Windows administrator… more
    Lockheed Martin (07/12/25)
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