• Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and management strategies, and Verification and Validation (V&V) principles + **An active Top Secret with SCI eligibility US Security Clearance is ... our way of living. Join our team! As a Systems Engineer , you will be using your...more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility… more
    Sierra Nevada Company, LLC (05/13/25)
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  • Sr Principal Cyber Systems Engineer

    Northrop Grumman (Aurora, CO)
    …mission. Northrop Grumman Space Systems is seeking a **Sr Principal Cyber Systems Engineer ** experienced with Cross Domain Solutions (CDS) to join our team. ... not support remote or hybrid work._ The selected Cyber Systems Engineer will have experience with Cybersecurity...lieu of a degree. + Must possess an active TS / SCI clearance with a Full Scope Polygraph… more
    Northrop Grumman (06/27/25)
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  • Principal/Sr. Principal Cyber Systems

    Northrop Grumman (Aurora, CO)
    …(NGSP) is seeking a highly qualified individual to join our team as a **Principal Cyber Systems Engineer or Sr. Principal Cyber Systems Engineer .** The ... in lieu of degree. + **Must have an active TS / SCI security clearance with a Full Scope...process. **Preferred Qualifications:** + DoD IAT Level III Certified Information Systems Security Professional (CISSP) Certification. +… more
    Northrop Grumman (05/17/25)
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  • Mission Systems Engineer

    General Atomics (Englewood, CO)
    …mission requirements. Our space systems team is looking for a Mission Systems Engineer to oversee the design, implementation, integration, and testing of our ... space system development and operations. **DUTIES AND RESPONSIBILITIES:** Mission Systems Engineer responsible for: + Lead HWIL... clearance and be able to obtain and maintain TS / SCI security clearance. **Salary:** $105,890 - $189,545… more
    General Atomics (05/15/25)
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  • Sr. Systems Engineer /Architect, AWS…

    Amazon (Denver, CO)
    …complex hardware/software systems - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above Preferred Qualifications ... Solutions group in AWS Region Services is looking for a Interdisciplinary Systems Engineer with technical leadership experience leading hardware, software, and… more
    Amazon (07/26/25)
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  • Sr. Integration Systems Engineer

    Parsons Corporation (Boulder, CO)
    …for system integration validation and ICD constructs **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... matter experts with brilliant technologists. Are you an experienced Systems Engineer looking to grow your skillset...operations + Assist in the development and evaluation of information system security policies, with an emphasis on network… more
    Parsons Corporation (06/24/25)
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  • Senior Satellite Systems Engineer

    Lockheed Martin (Aurora, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... space and find a career that's built for you\. Systems Engineer : SBIRS GEO Space Sustainment Team...experience \-Strong verbal, written, and presentation skills required \-Current TS / SCI \-Must be able to be on\-call… more
    Lockheed Martin (07/12/25)
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  • Staff Systems Engineer

    Northrop Grumman (Aurora, CO)
    …only part of history, they're making history. Northrop Grumman is seeking a **Staff Systems Engineer ** to join our dynamic team. The ideal candidate will possess ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...security clearance at the time of application, and a TS / SCI security clearance to start + Ability… more
    Northrop Grumman (07/24/25)
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  • Information Technology Systems

    Parsons Corporation (Colorado Springs, CO)
    …pipeline and familiarity with common tools (eg, Git) **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... matter experts with brilliant technologists. Are you an experienced Systems Engineer looking to grow your skillset...Technician Level III within 6 months of hire + TS / SCI with eligibility for access to Special… more
    Parsons Corporation (06/13/25)
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  • Systems Engineer

    Lockheed Martin (Boulder, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... is looking for an energetic and high performing Senior Systems Engineer to join the team in...skills to solve problems and implement constructive change * TS / SCI security clearance **Security Clearance Statement:** This… more
    Lockheed Martin (07/12/25)
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