• Sr Network Firewall

    FirstBank (Lakewood, CO)
    …intrusion detection and prevention, configuration and optimization. + Regularly audit firewall configurations for all segments of the network including ... design, installation, configuration, operation, and maintenance of enterprise-level next-generation Firewall technologies such as Cisco ASA, Firepower and Identity… more
    FirstBank (05/10/25)
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  • Sr Systems Administrator

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …for detail and a passion for developing innovation solutions? Join our team! As a Sr Systems Administrator , you will be using your skills and expertise to assist ... Performs other related duties as assigned. + Understanding of network and security protocols, such as TCP/IP, DNS, DHCP,...and security protocols, such as TCP/IP, DNS, DHCP, and firewall management. + Knowledge of PowerShell scripting and the… more
    Sierra Nevada Company, LLC (03/04/25)
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  • RHEL Principal/ Sr . Principal Systems…

    Northrop Grumman (Colorado Springs, CO)
    …individual to work at our Colorado Springs, CO location as a **RHEL Principal/ Senior Principal Systems Administrator ** supporting the JTAGS program. As a member ... planned for future capabilities. **Roles and Responsibilities:** + Perform as a Senior Linux Systems Administrator . + Maintain smooth operation of multi-user… more
    Northrop Grumman (04/08/25)
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  • Principal/ Sr . Principal Systems…

    Northrop Grumman (Colorado Springs, CO)
    …Linux (RHEL) Systems Administration and secondarily perform as a Windows Systems Administrator . The team manages the hardware, software, network , and security ... at our Colorado Springs, CO location as a **Principal/S** **enior Principal Systems Administrator ** supporting the JTAGS program. As a member of this team, you will… more
    Northrop Grumman (05/08/25)
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  • Systems Administrator 3

    Belcan (Colorado Springs, CO)
    …energetic individual to work at our Colorado Springs, CO location as a Principal/ Senior Principal Systems Administrator supporting the JTAGS program. As a member ... Linux (RHEL) Systems Administration and secondarily perform as a Windows Systems Administrator . The team manages the hardware, software, network , and security… more
    Belcan (05/08/25)
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  • Systems Administrator 3

    PDS Defense (Colorado Springs, CO)
    …energetic individual to work at our Colorado Springs, CO location as a Principal/ Senior Principal Systems Administrator supporting the JTAGS program. As a member ... Linux (RHEL) Systems Administration and secondarily perform as a Windows Systems Administrator . The team manages the hardware, software, network , and security… more
    PDS Defense (05/08/25)
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  • Systems Administrator 3

    Kelly Services (Colorado Springs, CO)
    …energetic individual to work at their Colorado Springs, CO location as a Principal/ Senior Principal Systems Administrator supporting the JTAGS program. As a ... Linux (RHEL) Systems Administration and secondarily perform as a Windows Systems Administrator . The team manages the hardware, software, network , and security… more
    Kelly Services (05/08/25)
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  • DCO Systems Administrator

    General Dynamics Information Technology (Peterson AFB, CO)
    …: + Performs Defensive Cybersecurity Operations activities (formally known as Cyber Network Defense) for a large Program; coordinates with government Program staff, ... identify, analyze, and report events that occur or might occur within the network in order to protect information, information systems, and networks from threats. +… more
    General Dynamics Information Technology (04/26/25)
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  • Infrastructure Engineer

    CACI International (Denver, CO)
    …for the implementation, deployment, operation, and maintenance of both network and systems infrastructure supporting critical government functions including voice, ... services. **Responsibilities:** + Design, implement, manage, and maintain enterprise network environments including Cisco routers and switches (Multi-Layer, Data… more
    CACI International (05/03/25)
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