• Senior Specialist, Cyber Infrastructure

    L3Harris (Broomfield, CO)
    …domains in the interest of national security. Job Title: Senior Specialist, Cyber Infrastructure Systems Engineer Job Code: 32451 Job Location: Denver, CO Job ... IT environment. Essential Functions: + Configure, monitor, maintain, and troubleshoot Red Hat Linux systems (both physical and virtual). + Deploy and maintain … more
    L3Harris (12/26/25)
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  • Senior Linux Systems Administrator…

    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 & ... us and make a difference in National** **Security!** Join our team as a ** Linux Systems Administrator** , where you'll provide crucial support for the… more
    Leidos (12/19/25)
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  • Senior Linux System Administrator

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position ... role, you will work with other members to mitigate vulnerabilities on Linux -based systems , implement STIGs, address POAMs, and mitigate Zero-Day vulnerabilities.… more
    GovCIO (11/07/25)
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  • Information Systems Analyst, Stf / Windows…

    Lockheed Martin (Littleton, CO)
    …Windows environments, including Active Directory and Group Policy * Experience with Windows/ Linux administration or NetApp storage systems * Experience applying ... to ensure successful synergy between program deliverables and underlying IT infrastructure * Ensure ongoing operations, maintenance, and continuous improvement of… more
    Lockheed Martin (12/04/25)
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  • Help Desk System Administrator - Top Secret

    Lockheed Martin (Schriever AFB, CO)
    …by troubleshooting and remedying a wide variety of technical issues on both Linux and Windows systems \. Typical duties include configuring and managing ... Linux and Windows Operating systems to include implementing operating system enhancements to improve reliability and performance; installing software; applying… more
    Lockheed Martin (12/11/25)
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  • Azure DevSecOps Engineer ( Secret )

    SMX (Colorado Springs, CO)
    Azure DevSecOps Engineer ( Secret ) (4594)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boston, MA; Colorado Springs, CO; Tampa, FL; Washington, DC SMX is ... supporting the design and implementation of secure, scalable multi-cloud infrastructure , applications, and services in support of enterprise cloud migration… more
    SMX (10/16/25)
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  • Systems Administrator 3 - Helpdesk (25-571)

    Northrop Grumman (Colorado Springs, CO)
    … and Windows platforms. **Essential Functions:** + Configuring and managing ** Linux ** and **Windows** operating systems , including: + Implementing operating ... for business needs + Experience with system administration on Windows Server and Linux operating systems + Experience in troubleshooting and resolving technical… more
    Northrop Grumman (12/05/25)
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  • Manager Systems Engineering - 1

    Northrop Grumman (Colorado Springs, CO)
    …and priorities + Proven technical expertise in either: + **Lab Infrastructure ** - Software/ systems engineering experience including installation, configuration, ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees have… more
    Northrop Grumman (12/10/25)
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  • Computer Systems Analyst

    Skookum Contract Services (Colorado Springs, CO)
    …critical infrastructure . The analyst will also oversee Fire Alarm Systems and EMCS operations to maintain safety, energy efficiency, and regulatory compliance ... limited to: + Analyze, maintain, and troubleshoot SCADA, PLC, HMI, and control systems across water, wastewater, and energy infrastructure . + Lead diagnostics,… more
    Skookum Contract Services (12/02/25)
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  • Staff Systems Engineer

    Lockheed Martin (Littleton, CO)
    …design, development, manufacture, integration, and sustainment of advanced technology systems , products, and services\. Lockheed Martin \(LM\) Rotary and Mission ... Systems \(RMS\) is looking for engineering professionals to work...the CDS that meet customer needs/requirements * Assist with infrastructure maintenance tasks as well as provide technical assistance… more
    Lockheed Martin (11/12/25)
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