• Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    system architecture making an impact on a software engineering team + Active Top Secret US Security Clearance w/ SCI eligibility is required **Qualifications ... more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security… more
    Sierra Nevada Company, LLC (08/08/25)
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  • UAS Conceptual Design Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …creatively to develop innovative design solutions. + **Ability to obtain/maintain a Top Secret US Security Clearance is required** **Qualifications We Prefer:** ... seeking a highly skilled and innovative UAS Conceptual Design Engineer to join our dynamic engineering team. This role...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (08/25/25)
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  • DevOps Engineer III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …virtualized administration and deployment. + **Ability to obtain and maintain a** ** Top Secret ** **U.S. Security Clearance** **with SCI eligibility required** ... systems /) . We are seeking an experienced DevSecOps Engineer with a Bachelor's degree in Software Engineering or...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (07/19/25)
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  • Training Developer/Instructor Systems

    Lockheed Martin (Colorado Springs, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... experience with the Command and Control, Battle Management and Communications \(C2BMC\) system or similar Command and Control \(C2\) systems \. \-Candidate… more
    Lockheed Martin (09/10/25)
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  • Systems Engineer - Intern

    Lockheed Martin (Littleton, CO)
    …is Ours\. Lockheed Martin Rotary and Mission Systems in Littleton, CO is seeking a Systems Engineer Intern\. In this role, you will be part of a dynamic and ... \- Familiarity with troubleshooting and problem\-solving issues with software systems \- Must be a US Citizen; this position...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (09/18/25)
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  • Sr Project Engineer - Integrated Digital…

    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:** + ... it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation ...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (07/29/25)
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  • Systems Engineer - Enterprise…

    Lockheed Martin (Littleton, CO)
    …to build a better tomorrow with you\. Lockheed Martin seeks an innovative and talented Systems Engineer to join the Global Security team in Denver, Colorado\. ... in this role will need to have both a System of Systems perspective as well as...are complete prior to implementation * Ensure leadership \(Chief Engineer , Program Management, Customer Counterparts\) are informed & engaged… more
    Lockheed Martin (09/10/25)
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  • Systems Engineer - IT

    Lockheed Martin (Littleton, CO)
    …working in an environment that values integrity and excellence\. **THE WORK:** The Systems Engineer contributes to program scope working with a 150\+ C2\-Ground ... **WHAT WE'RE DOING:** At Lockheed Martin Rotary and Mission Systems , we're on a mission to drive innovation and...**Basic Qualifications:** \- Must have the ability to obtain TS /SCI Clearance to be considered for this position \-… more
    Lockheed Martin (09/24/25)
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  • Principal Engineer Network - Network…

    Northrop Grumman (Colorado Springs, CO)
    …at the time of application, which is required to start with the ability to obtain Top Secret security clearance + Applicants must have a current active DoD 8140 ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description**...Systems presents an excellent opportunity for a Principal Engineer Network - Network Engineer III (25-480)… more
    Northrop Grumman (09/27/25)
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  • Big Data Systems Engineer (Remote)

    KBR (Denver, CO)
    Title: Big Data Systems Engineer (Remote) Belong, Connect, Grow, with KBR! KBR's National Security Solutions (NSS) team provides high-end engineering and ... our national security. KBR is seeking a Big Data Systems Engineer to join our team. The...This position will require you to work closely with system administrators and software developers to communicate, document and… more
    KBR (07/29/25)
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