• 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 ... . **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 (08/08/25)
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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:** + ... . **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 (08/08/25)
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  • Sr Systems Security Engineer - ISSM

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …to adapt with changing requirements + Experience manage team projects + An active Secret US Security Clearance is required **Qualifications We Prefer:** + CISSP ... more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Secret US Security Clearance . US Citizenship status… more
    Sierra Nevada Company, LLC (07/25/25)
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  • International Trade Compliance Manager II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and associated risk mitigation strategies + The ability to obtain and maintain a Secret US Security Clearance is required **Qualifications We Prefer:** + Audit ... . **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 (07/24/25)
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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:** + ... . **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 (07/16/25)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …military aircraft is highly desirable. + **Ability to obtain and maintain a Secret security clearance .** **Qualifications We Prefer:** + Knowledge of the OMS/UCI ... . **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 (07/15/25)
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  • Administrative Assistant II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and contribute to projects and goals. + Ability to obtain and maintain a Secret US Security Clearance is required. **Qualifications We Prefer:** + Experience ... . **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 (07/09/25)
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