• Systems Integration & Verification…

    Lockheed Martin (Boulder, CO)
    …to build a better tomorrow with you\. Are you looking to develop your career as a Systems Integration and Test Engineer ? Do you want to be part of a dynamic, ... - **What does this role look like?** As a Systems Integration and Test Engineer on the...full software development lifecycle * Active or current Top Secret clearance \(or DoE equivalent\), with the ability to… more
    Lockheed Martin (11/26/25)
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  • Systems Security Engineer III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …work environment that supports and protects explorers and heroes? Join our team! As a Systems Security Engineer III, you will be using your skills and expertise ... to design, test, and implement our secure operating systems , networks, security monitoring, and tuning. You'll be responsible for the management of our IT security … more
    Sierra Nevada Company, LLC (11/20/25)
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  • UNIX Systems Engineer

    GovCIO (Denver, CO)
    **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute, and implement,create and maintain team technical instructions, operating ... commensurate experience) Required Skills and Experience + Clearance Required: Secret + CompTIA Security+. + Experience in Computer Science...join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with experience… more
    GovCIO (09/24/25)
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  • Associate Manager - Software Engineering Lead…

    Lockheed Martin (Littleton, CO)
    …and guiding technical efforts\. This is a rare opportunity for a seasoned engineer to lead a team of engineers through strategic design, implementation, test\. and ... deployment phases of complex mission\-critical systems \. What We're Doing At Lockheed Martin Rotary and...be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (11/06/25)
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  • Circuit Design Engineer III, Satellite Test…

    Lockheed Martin (Littleton, CO)
    **Description:** Join us as a **Circuit Design Engineer ** where you will design and develop hardware and circuits for complex satellite and rocket test and ... measurement systems utilizing Common Off the Shelf \(COTS\) and custom...position, you will need to obtain and maintain a ** Secret clearance** , thus **US Citizenship** is required\. -… more
    Lockheed Martin (10/29/25)
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  • Senior Systems Safety Engineer

    Lockheed Martin (Littleton, CO)
    …are with Lockheed Martin Space\! As we enter a new era of Strategic Weapon Systems , we are a pioneer, partner, innovator and builder\. Do you have a passion for ... CO has an immediate opening for a System Safety Engineer to help field a new weapon system that...and risk, and supportability and effectiveness analyses for total systems \. Analyses are performed at all levels of total… more
    Lockheed Martin (12/10/25)
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  • Systems Engineer Senior (Colorado)

    Lockheed Martin (Highlands Ranch, CO)
    …To be considered, applicants must be U\.S\. citizens and hold an active Secret clearance\. \- Successful candidates will have 3\+ years of relevant engineering ... SE spectrum-including risk management, trade‑study analysis, design‑review leadership, and Model‑Based Systems Engineering \(MBSE\) with tools such as IBM DOORS and… more
    Lockheed Martin (11/20/25)
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  • Manager, Info Security Systems

    L3Harris (Broomfield, CO)
    …cyber domains in the interest of national security. Job Title: Manager, Info Security Systems Engineer TS/SCI - Boulder, CO Job Code: 31261 Job Location: ... 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance...of prior related experience. + Minimum of active Top Secret /SCI security clearance required, with polygraph is highly desired.… more
    L3Harris (11/15/25)
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  • C2BMC Principal Systems Engineer

    Parsons Corporation (Schriever AFB, CO)
    …what's possible. **Job Description:** Parsons is looking for an amazingly talented **C2BMC Principal Systems Engineer ** to join our team! In this role you will ... events. **What You'll Be Doing:** + Support the Chief Engineer for DCCX in the daily management of the...STEM and 12+ years of relevant experience + Active Secret clearance + Prior IT enterprise management experience **What… more
    Parsons Corporation (10/15/25)
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  • Consulting Systems Engineer

    World Wide Technology (Denver, CO)
    **Consulting Systems Engineer - National Programs Group** **Why WWT?** Founded in 1990, World Wide Technology (WWT), a global technology solutions provider ... post-sales responsibilities will be critical. As a pre-sales Consulting Systems Engineer (CSE), you will be working...networks and infrastructure (hardware and software) + **Active Top Secret SCI clearance with CI Poly required.** + Position… more
    World Wide Technology (11/15/25)
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