• Mechanical Engineer

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... a common passion for pushing the boundaries of space propulsion\. As a Propulsion Engineer focused on electric propulsion, you will be responsible for a wide variety… more
    Lockheed Martin (11/22/25)
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  • Senior DevSecOps Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI without Polygraph At Raytheon, the foundation of everything we do is rooted ... more secure world. We have an exciting opportunity for a Senior DevSecOps Engineer to join our high-impact team supporting a mission-critical program within the… more
    RTX Corporation (12/30/25)
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  • Senior. Platform IAC Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI without Polygraph At Raytheon, the foundation of everything we do is rooted ... safer, more secure world. As a **Senior Platform IAC Engineer ** , you will be supporting the development and...and support of IAC solutions. + You will support software tool customization and automation including deployment of templates,… more
    RTX Corporation (12/19/25)
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  • Principal Electrical Engineer - Test…

    BAE Systems (Westminster, CO)
    …(EES) team is seeking a collaborative, action-oriented Principal Electrical/Electronic Systems Test Engineer to be a contributor and leader within a group of ... ruby) to automate the execution of test through custom/COTS hardware and software . + Provide technical oversight and mentorship to technicians and engineers,… more
    BAE Systems (12/09/25)
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  • Principal System Safety Engineer

    RTX Corporation (Aurora, CO)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current At **Raytheon** , the foundation of everything we do is ... Do:** + This is an exciting opportunity for a highly motivated **Principal System Safety Engineer ** to join us on the Air and Space team in Aurora Colorado. + As… more
    RTX Corporation (10/31/25)
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  • Terrestrial COMSEC Network Engineer

    CACI International (Colorado Springs, CO)
    Terrestrial COMSEC Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee ... challenging opportunity available for a COMSEC (communications security) Network Engineer supporting an Intelligence Community customer's wide-area (WAN), campus-area… more
    CACI International (10/25/25)
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  • Cyber Security Engineer

    Lockheed Martin (Boulder, CO)
    …\(RMF\) - NIST SP 800‑53\. * Ability to obtain and maintain a DoD Secret clearance \( TS /SCI preferred\)\. **Desired Skills:** * Bachelor's degree in a related ... while shaping the possibilities of tomorrow\. **What You'll Do** As a Cybersecurity Engineer you will have the opportunity work across a broad range of technical… more
    Lockheed Martin (10/11/25)
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  • Senior Platform DevOps Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with Polygraph At Raytheon, the foundation of everything we do is rooted ... safer, more secure world. As a **Senior Platform DevOps Engineer ** , you will herald a transformative era in...** , you will herald a transformative era in software engineering, one that underscores the integration of development… more
    RTX Corporation (11/29/25)
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  • System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …Engineering field from an accredited university with minimum 8 years of experience + Top Secret ( TS ) security clearance with eligibility for Secret ... eg Active Directory, Identity Management (IdM) **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​… more
    Parsons Corporation (11/14/25)
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  • Signal Processing Engineer II

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current At Raytheon, the foundation of everything we do is rooted ... a safer, more secure world. + We have an exciting opportunity for a **Systems Engineer II- Signal Processing** to join our team on the Aurora Campus, supporting a… more
    RTX Corporation (12/05/25)
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