• Network Engineer Tier 3

    CACI International (Colorado Springs, CO)
    Network Engineer Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... basis. **Opportunity:** Team CACI is seeking a Senior Network Engineer to support an Intelligence Community customer's diverse network...experience + 10+ years of related work experience + TS / SCI w/ poly is required + Advanced… more
    CACI International (10/25/25)
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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 ... in their activities. + Clearly communicates, verbally and written **Qualifications:** + TS / SCI with Poly required + Bachelor's degree in Computer Science,… more
    CACI International (10/25/25)
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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 ... ongoing basis. **Opportunity:** Team CACI is seeking a Network Engineer to support an Intelligence Community customer's diverse network...field + 5+ years of related work experience + TS / SCI w/ poly is required + DoD… more
    CACI International (10/25/25)
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  • Network Timing Engineer

    CACI International (Denver, CO)
    Network Timing Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... ongoing basis. **Opportunity:** We are seeking an experienced Network Engineer to design, implement, and maintain a CAN/LAN environment...experience + 10+ years of related work experience + TS / SCI w/ poly is required + Advanced… more
    CACI International (10/24/25)
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  • Engineer Senior Mission Systems Integration

    BAE Systems (Boulder, CO)
    …by the US Secretary of Education, US Department of Education. + A current, active TS / SCI security clearance is required with ability to obtain and maintain TS ... and Test activities post-launch due to issue resolution, space vehicle software updates, ground system updates, and operations updates. + Support Discrepancy… more
    BAE Systems (12/16/25)
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  • Electro-Optical Systems Engineer (Level IV)

    Lockheed Martin (Louisville, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know** ... you\. Lockheed Martin Space is seeking an **Electro\-Optical Systems Engineer ** to join our team in **Louisville, CO** \!...Must have the ability to obtain & maintain a TS / SCI w/Poly security clearance **Desired Skills:** *… more
    Lockheed Martin (12/06/25)
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  • Senior DevOps Engineer - Autonomous…

    Oracle (Broomfield, CO)
    …services. Career Level - IC3 **Responsibilities** **Qualifications:** + Possess and maintain TS / SCI w/Poly US government security clearance, Must be US Citizen. ... US CITIZENSHIP_** **_as this role will support Oracle's Government Customers_** **_TS/ SCI w/Poly Security Clearance Required_** Are you interested in the exciting… more
    Oracle (11/25/25)
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  • Facility Operations Center Engineer , ADC…

    Amazon (Denver, CO)
    …selected be a US Citizen and must currently possess and maintain an active TS / SCI security clearance with polygraph. The position further requires the candidate ... work experience - Current, active US Government Security Clearance of TS / SCI with polygraph. Preferred Qualifications - Experience troubleshooting and… more
    Amazon (12/31/25)
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  • Principal Systems Engineer (MBSE) (Onsite))

    RTX Corporation (Aurora, CO)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with CI Poly - Current At Raytheon, the foundation of ... team environment (Government, Military, SETA, and Contractor). + **An active and transferable TS / SCI CI Poly US government issued security clearance is required… more
    RTX Corporation (12/03/25)
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  • Ground Systems Engineer

    SAIC (Aurora, CO)
    …a customer facility. Work will be performed in the **Aurora, CO** area. An active TS / SCI clearance with current polygraph is required to start and must be ... **Description** SAIC is seeking a **Ground Systems Engineer ** to work on complex projects crucial to...**Required:** + Must be a US Citizen. + Active TS / SCI clearance with current polygraph is required… more
    SAIC (11/18/25)
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