• Sr Network Engineer…

    The Hertz Corporation (Denver, CO)
    **A Day in the Life:** The ** Senior DNS Engineer ** will be part of a Global team working on key Technology Infrastructure projects aligned with Global ... agreed parameters of time. As part of the Global Network team, you will be the technical lead for... team, you will be the technical lead for DNS technologies, supporting the Hertz Data center, Cloud, Branch… more
    The Hertz Corporation (05/14/25)
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  • Sr . Principal Network…

    Northrop Grumman (Colorado Springs, CO)
    …self-motivated, energetic individual to work at our Colorado Springs, CO location as a ** Senior Principal Network Engineer ** supporting the JTAGS program. As ... another industry certification + In depth understanding of IPV4 Network sub/super netting, CIDR, and DNS + Understanding of advanced features like GRE, IPSEC, IP… more
    Northrop Grumman (06/27/25)
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  • Sr . Systems Security Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …problems using your deep analytical skills, this is the opportunity for you! As a Sr Systems Security Engineer , you will be using your skills and expertise to ... You Must Have:** + Bachelor's degree in Systems Security, Network Engineering, Information Technology, or related Engineering discipline and typically… more
    Sierra Nevada Company, LLC (05/13/25)
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  • Sr Lead Site Reliability Engineer

    Lumen (Denver, CO)
    …complex high traffic, business critical internet site communications and/or network -based (cloud) product systems. Plans, designs, and implements scalable local ... and wide-area network solutions between multiple platforms and protocols (including IP...working with infrastructure-based technologies (Load balancers, SSL, API Gateways, DNS , etc.). Preferred: + Experience with AIOps tools like… more
    Lumen (07/19/25)
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  • Senior Network Engineer

    SciTec (Aurora, CO)
    …these requirements will not be considered. SciTec has an immediate opportunity for a talented Senior Network Engineer to join our team in Aurora, CO. ... clearance + 7+ years of industry experience as a Network Engineer or Network Administrator...+ Experience planning, deploying, and troubleshooting WAN, firewalls, LAN, DNS , VLANs, static and dynamic IP addressing, remote and… more
    SciTec (07/12/25)
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  • Senior Network Engineer…

    Lockheed Martin (Colorado Springs, CO)
    …**Who You Are** You are a highly motivated and experienced network engineer with a strong background in network ... leading\-edge missile defense technologies\. **The Work** \- Design, develop, and test network upgrades to support the C2BMC program \- Travel to remote locations… more
    Lockheed Martin (07/12/25)
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  • Senior Network Engineer

    Lockheed Martin (Boulder, CO)
    …levels 2\-5\. If you are interested in joining LM and working as a Systems Engineer , please apply to this requisition\. - - - **What does this role look like?** ... Support the design, build, test, and troubleshoot computer systems\. \- Network and System Administration\. \- Workstation and server configuration\. \- Maintenance… more
    Lockheed Martin (07/12/25)
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  • Network Engineer , Staff

    Lockheed Martin (Boulder, CO)
    … with a variety of different locations and vendor hardware\. Responsibilities for a Network Engineer include but are not limited to: configuration and management ... studies and install/build rack mounted systems\. **This is an MID\- SR CAREER \(level 4\) ROLE where candidates require 9\+...* Career development * Mentorship opportunities * Rewards & recognition This position has a collaborative and modern agile… more
    Lockheed Martin (07/12/25)
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  • Senior Forescout Security Engineer

    SAIC (CO)
    **Description** ** Senior Network Security Engineer ** SAIC currently has an opening for an 802.1x/Forescout/Comply to Connect (C2C) Engineer to support ... the following technologies: Check Point, F5 SSLO, Gigamon, Cisco VPN, Trellix/FireEye ( network appliances), DNS , NAT/PAT, Corelight, Cisco ISE, Palo Alto… more
    SAIC (07/18/25)
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  • Senior Technical Support Engineer

    Pegasystems (Denver, CO)
    Senior Technical Support Engineer Job Category: Client Support Location: US - Arizona - Remote | US - California - Remote | US - Colorado - Remote | US - Montana ... with FedRamp, US Citizenship is required_** **Picture Yourself at Pega:** In this Senior Technical Support Engineer role, you will interact with customers and… more
    Pegasystems (06/26/25)
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