• Ground Program Software Engineer 3/4…

    Northrop Grumman (Aurora, CO)
    …+ Degree in Computer Science, Software Engineering, or similar + Current and active ** Top Secret /SCI** clearance + Prior completed Counterintelligence ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...years of experience in lieu of a degree. + ** Active TS clearance required at time of… more
    Northrop Grumman (07/16/25)
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  • Sr Systems Security Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …ISSM CAP, CISSP, or CISM Certification + ISSE CAP, CISSP-ISSEP Certification + **An active Top Secret US Security Clearance is required** **Qualifications We ... this is the opportunity for you! As a Sr Systems Security Engineer , you will be using...and more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/ active Top Secret with SCI… more
    Sierra Nevada Company, LLC (08/08/25)
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  • System Development Engineer II,…

    Amazon (Denver, CO)
    …Golang, PowerShell, Ruby - Current, active US Government Security Clearance of Top Secret or above Preferred Qualifications - Experience with distributed ... a start-up. This is an opportunity to operate and engineer systems on a massive scale, and...the candidate selected must currently possess and maintain an active TS /SCI security clearance. The position further… more
    Amazon (06/28/25)
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  • Principal Systems Engineer

    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:** + ... the opportunity for you! As a Reliability and Maintainability Engineer , you will perform detailed analysis to establish reliability...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (07/18/25)
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  • Systems Engineer

    Huntington Ingalls Industries (Colorado Springs, CO)
    …High School Diploma or equivalent and 13 years relevant experience. + Must possess an active Top Secret clearance. + Ability to analyze system requirements ... Full Time/Salaried/Exempt Anticipated Salary Range: $101,156.00 - $144,508.00 Security Clearance: Top Secret Level of Experience: Mid This opportunity resides… more
    Huntington Ingalls Industries (08/02/25)
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  • Software Engineer II, Analytics Amazon…

    Amazon (Denver, CO)
    …software programming language - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above Preferred Qualifications - 3+ ... position requires that the candidate selected must currently possess and maintain an active TS /SCI security clearance. The position further requires that, after… more
    Amazon (07/19/25)
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  • Sr. Systems Security Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …+ CISSP, or CISM Certification + **The ability to obtain and maintain a Top Secret US Security Clearance is required** ​ **Qualifications We Prefer:** + ... this is the opportunity for you! As a Sr Systems Security Engineer , you will be using...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (08/11/25)
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  • Software Engineer II (Onsite)

    RTX Corporation (Aurora, CO)
    …is required prior to start date. An active and transferable US government issued Top Secret security clearance that can be crossed over to a TS /SCI ... develop, test, deliver, and maintain software for satellite ground systems + Modernize software systems and upgrade...to troubleshoot software errors and provide fixes + An active and transferable US government issued TS /SCI… more
    RTX Corporation (07/30/25)
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  • Systems Engineer Sr Staff…

    Lockheed Martin (Littleton, CO)
    …experience in one or more of the following: MATLAB, Fortran, C/C\+\+, Python, Java * Active Top Secret security clearance **Desired Skills:** * Knowledge of ... Missile\. Lockheed Martin is looking for a highly motivated Systems Engineer to become a member of...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (08/08/25)
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  • Principal Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …with object-oriented programming or standard tools such as Matlab, Python, and C++. + ** Active Top Secret US Security Clearance with SCI eligibility US ... and 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 (08/08/25)
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