• Systems Engineer II - Military…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …keep our world united and sustain our way of living. Join our team! As a Systems Engineer , you will be using your skills and expertise to research, architect, ... simulation, and test using progressive tools. As a cross-functional engineer , you are in charge of system-level ownership of...such as Matlab, Python, and C++. + **A current/active Top Secret US Security Clearance with SCI… more
    Sierra Nevada Company, LLC (08/20/25)
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  • Software Engineer 3/4

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... architecture + Experience with publisher/subscriber architectures + **Must have current** ** Top Secret /SCI security clearance at time of application**… more
    Northrop Grumman (08/09/25)
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  • Reliability Engineer

    Lockheed Martin (Littleton, CO)
    …to work in a collaborative and team\-based environment * Active or Current Top Secret clearance **Security Clearance Statement:** This position requires a ... the Trident II D5 Fleet Ballistic Missile\. This Reliability Engineer role will include a wide variety of reliability...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (10/01/25)
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  • Sentinel - Gatekeeper Principal Systems

    Northrop Grumman (Colorado Springs, CO)
    …career today. Northrop Grumman Defense Systems is seeking a **Gatekeeper Principal Systems Engineer .** This role is in **Roy, UT or Colorado Springs, CO** ... have the ability to obtain a US Government DoD Top Secret security clearance. + Must have...requirements analysis, functional analysis, trades, and architecture definition + 2 years of Systems Engineering experience or… more
    Northrop Grumman (09/04/25)
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  • Survivability Engineer

    Lockheed Martin (Littleton, CO)
    …levels 2 \-5\. If you are interested in joining LM and working as a Systems Engineer , please apply to this requisition\. The event is for those applicants ... for this and future openings\. As an experienced **Survivability Engineer ** , you will support the Specialty Engineering \(SE\)...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (08/27/25)
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  • Engineer II SIGINT Mission Systems

    BAE Systems (Boulder, CO)
    …Other incentives may be available based on position level and/or job specifics. ** Engineer II SIGINT Mission Systems Analyst** **113326BR** EEO Career Site Equal ... This position has the ability to be filled in 2 SMS locations: Boulder, CO or Fairborn, OH. **What...+ Be part of a team of RF mission systems analysts to characterize the mission performance of Space-Based… more
    BAE Systems (09/09/25)
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  • Network Operations Center Help Desk…

    L3Harris (Colorado Springs, CO)
    …Specialist, Information Assurance for our Colorado Springs, CO site. The Senior Network Specialist Engineer requires an active Top Secret Clearance with SCI ... interest of national security. Job Title: Sr. Associate Network/Helpdesk Engineer Job Code: 29312 Job Location: Colorado Springs, CO...8140 (eg CISSP or Security+) + Must have a Top Secret clearance with eligibility to SCI… more
    L3Harris (10/01/25)
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  • Theater Engineer

    Paragon Cyber Solutions (Colorado Springs, CO)
    …Command (USSTRATCOM) and US Air Force Space Command (AFSPC) missions. Clearance: Top Secret Security Clearance with SCI Eligibility Travel Required: Yes ... for an exciting and dynamic career as a Theater Engineer to join other smart, talented, and dedicated engineers...currently have and be able to maintain a DoD Top Secret Security Clearance with SCI Eligibility… more
    Paragon Cyber Solutions (07/23/25)
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  • Network Engineer Tier 2

    CACI International (Denver, CO)
    Network Engineer Tier 2 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... an ongoing basis. **Opportunity:** Team CACI is seeking a Network Engineer to support an Intelligence Community customer's diverse network infrastructure, including… more
    CACI International (07/26/25)
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  • Network Operations Center (NOC) Engineer

    CACI International (Denver, CO)
    Network Operations Center (NOC) Engineer (Tier 2 ) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with ... : Team CACI is seeking a Network Operations Center Engineer to support a diverse network infrastructure, including CAN,...SLAs + Perform routine maintenance and upgrades on network systems + Configure and manage network devices (routers, switches,… more
    CACI International (07/26/25)
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