• Principal Systems Engineer

    RTX Corporation (Aurora, CO)
    …interface documentation, and analysis of system architectures and frameworks. + The principal systems engineer will execute multiple aspects of the systems ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (07/30/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Aurora, CO)
    …a safer, more secure world. Raytheon, an RTX business, is seeking a **Senior Principal Systems Engineer ** to join our Systems Engineering team. Our engineers ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (07/30/25)
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  • Principal / Sr Principal Systems

    Northrop Grumman (Aurora, CO)
    …as well as the interview assessment._ **Basic Qualifications** + Must have an ** active ** US Government DoD Top Secret /Sensitive Compartmented Information ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (06/10/25)
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  • Principal Systems Engineer /Sr.…

    Northrop Grumman (Aurora, CO)
    …for a Principal Systems Engineer :** + Must have an ** active ** US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security ... skills **Basic Qualifications for a Sr. Principal Systems Engineer :** + Must have an ** active ** US Government DoD Top Secret /Sensitive Compartmented… more
    Northrop Grumman (07/10/25)
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  • Responsible Systems Engineer - RF…

    Lockheed Martin (Littleton, CO)
    Top Secret clearance\. For this position, applicants must possess a currently Active Top Secret security clearance to be considered\. * Selected ... applicants will have experience working as a Certified Principle Engineer \(CPE\), Responsible Systems Engineer ...be required to obtain, and maintain, Top Secret with adjudicated SCI Eligibility \(i\.e\. TS /SCI\)… more
    Lockheed Martin (07/16/25)
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  • RF Engineer II, Electrical Ground Support…

    Lockheed Martin (Littleton, CO)
    …or a similar high\-level language\. * Must have an active TOP SECRET clearance with the ability to obtain TS /SCI Security Clearance\. Thus US Citizenship ... 0\+ years with Masters degree\. * Must have an active DoD ** Top Secret clearance**...accountability and ability to drive tasks to closure\. * Active TS /SCI Clearance **Security Clearance Statement:** This… more
    Lockheed Martin (08/02/25)
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  • RF Engineer , Staff (Level IV) - Top

    Lockheed Martin (Littleton, CO)
    Top Secret clearance\. For this position, applicants must possess a currently Active Top Secret security clearance to be considered\. * Selected ... initialization on advanced RF payloads\. * Lead efforts in systems engineering, analysis, calibration, and verification across the product...be required to obtain, and maintain, Top Secret with adjudicated SCI Eligibility \(i\.e\. TS /SCI\)… more
    Lockheed Martin (07/12/25)
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  • Principal/ Sr Principal Engineer

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Space Systems is seeking a Principal/Sr Principal Systems Engineer . We are excited for you...1 year of related experience with a PhD. + Active TS /SCI Clearance + Experience developing in… more
    Northrop Grumman (07/16/25)
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  • Electronics Engineer III, Electrical Ground…

    Lockheed Martin (Littleton, CO)
    …following: Windchill, Zuken, PSPICE\. * Must have an active TOP SECRET clearance with the ability to obtain TS /SCI Security Clearance\. Thus US ... 3\+ years with Masters degree\. * Must have an active DoD ** Top Secret clearance**...responsible for development, test, and maintenance of integrated test systems , and experience as Subject Matter Engineer more
    Lockheed Martin (08/02/25)
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  • Orbital Analyst (Satellite Systems

    Northrop Grumman (Colorado Springs, CO)
    …engineering field such as mechanical, electrical, aerospace and/or operations + US citizen + Active or current Top Secret clearance with the ability to ... or Contractor + Background/fundamental understand of performing statistical analysis + Active TS /SCI clearance Salary Range: $100,000.00 - $140,000.00Salary… more
    Northrop Grumman (05/17/25)
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