• Engineering Manager II - Mechanical Engineering

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …communication and organizational skills + **The ability to obtain and maintain a Top Secret US Security Clearance is required** ​ **Qualifications We Prefer:** + ... The ISR ( Intelligence , Surveillance & Reconnaissance), Aviation, and Security (IAS)...requires the ability to obtain and maintain a Top Secret US Security Clearance . US Citizenship status… more
    Sierra Nevada Company, LLC (08/13/25)
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  • Systems Engineer III - Model Based Systems…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and Validation (V&V) principles + **The ability to obtain and maintain a Secret US Security Clearance is required** ​ **Qualifications We Prefer:** + ... . **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Secret US Security Clearance . US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (08/13/25)
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  • Sr Systems Engineer - Model Based Systems…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and Validation (V&V) principles + **The ability to obtain and maintain a Secret US Security Clearance is required** **Qualifications We Prefer:** + Advanced ... . **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Secret US Security Clearance . US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (08/13/25)
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  • Missile Systems Integration & Test Engineer III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Computer Aided Engineering tools + **The ability to obtain and maintain a Secret US Security Clearance is required** **Qualifications We Prefer:** + Background ... . **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Secret US Security Clearance . US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (08/11/25)
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  • Janitor

    Sierra Nevada Company, LLC (Centennial, CO)
    …of tools and cleaning products + **The ability to obtain and maintain a Secret US Security Clearance is required** **Qualifications We Prefer:** + Experience ... independently and as part of a team. The ISR ( Intelligence , Surveillance & Reconnaissance), Aviation, and Security (IAS) business...position requires the ability to obtain and maintain a Secret US Security Clearance . US Citizenship status… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Systems Administrator III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …a substitute for working in these fields.) + **Ability to obtain/maintain a Secret US Security Clearance is required.** **Qualifications We Prefer:** + ... they pursue their career goals at SNC. The ISR ( Intelligence , Surveillance & Reconnaissance), Aviation, and Security (IAS) business...position requires the ability to obtain and maintain a Secret US Security Clearance . US Citizenship status… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Tech Writer III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …tools, including publishing features of Microsoft Word + Ability to obtain/maintain a Secret US Security Clearance is required **Qualifications We Prefer:** + ... The ISR ( Intelligence , Surveillance & Reconnaissance), Aviation, and Security (IAS)...position requires the ability to obtain and maintain a Secret US Security Clearance . US Citizenship status… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Program Manager II- Long Range Effects

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and demonstrate the ability to adapt to dynamic situations + An active Top Secret with SCI eligibility US Security Clearance is required **Qualifications We ... (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security Clearance .… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Principal Systems Engineer - Reliability…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Corrective Action Systems (FRACAS) + **The ability to obtain and maintain a Top Secret US Security Clearance is required** ​ **Qualifications We Prefer:** + ... **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Top Secret US Security Clearance . US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (07/18/25)
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  • Configuration Analyst II

    Sierra Nevada Company, LLC (Englewood, CO)
    …developing Configuration Status Accounting. + **The ability to obtain and maintain a Secret US Security Clearance is required** **Qualifications We Prefer:** + ... The ISR ( Intelligence , Surveillance & Reconnaissance), Aviation, and Security (IAS)...position requires the ability to obtain and maintain a Secret US Security Clearance . US Citizenship status… more
    Sierra Nevada Company, LLC (07/16/25)
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