• Software Engineer Level 3 or 4

    Northrop Grumman (Aurora, CO)
    …background in Linux and Python development, and hold an active Top Secret /SCI security clearance . You will collaborate with cross-functional teams to ... STEM discipline with 6+ years of relative experience. + ** Active Top Secret /SCI security clearance required at time of application** + **Must be willing… more
    Northrop Grumman (10/03/25)
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  • Senior Principal Software Systems Engineer

    BAE Systems (Boulder, CO)
    …agency recognized by the US Secretary of Education, US Department of Education. + A current, active Secret security clearance is required with ability to ... like Test Readiness Review (TRR), Factory or Site Acceptance Test (FAT/SAT); Security milestones like Interim Authority to Test (IATT), Authority to Operate (ATO);… more
    BAE Systems (09/23/25)
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  • Senior Engineer - Ground Systems / MBSE

    BAE Systems (Westminster, CO)
    …agency recognized by the US Secretary of Education, US Department of Education. + A current, active Secret security clearance is required with ability to ... like Test Readiness Review (TRR), Factory or Site Acceptance Test (FAT/SAT); Security milestones like Interim Authority to Test (IATT), Authority to Operate (ATO);… more
    BAE Systems (09/09/25)
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  • Senior / Principal Python Engineer

    SciTec (Boulder, CO)
    …of the following skills will be preferred: + A current active DoD SECRET security clearance or higher. + Experience creating and deploying containerized ... type. Further, US citizenship is a requirement to obtain and keep a security clearance . Applicants that do not meet these requirements will not be considered.… more
    SciTec (09/18/25)
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  • Staff/Sr. Staff Software Developer

    SciTec (Boulder, CO)
    …Strong communication skills and working with distributed teams + Current active DoD SECRET security clearance or higher Benefits SciTec offers a highly ... type. Further, US citizenship is a requirement to obtain and keep a security clearance . Applicants that do not meet these requirements will not be considered.… more
    SciTec (08/29/25)
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  • Lead, Systems Engineer (Cost Engineer…

    L3Harris (Colorado Springs, CO)
    …to train and mentor others + Passion for organizing ambiguity, self-motivated, self-starter + Active /current secret security clearance In compliance with ... Please be aware many of our positions require the ability to obtain a security clearance . Security clearances may only be granted to US citizens. In… more
    L3Harris (09/05/25)
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  • Cyberspace Weapons & Tactics Trainer (TS/SCI…

    Deloitte (Colorado Springs, CO)
    …States without the need for employer sponsorship, now or at any time in the future + Active Secret security clearance required + 7+ years of Demonstrated ... assists clients in defending against advanced threats by transforming security operations, monitoring technology, data analytics, and threat intelligence. Helps… more
    Deloitte (10/14/25)
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  • Systems Engineer - Interfaces

    Lockheed Martin (Littleton, CO)
    …locations to collaborate with and influence others * Active DoD Top Secret security clearance **Desired Skills:** * Degree in Systems, Electrical, ... highly desired\. * Experience with FBM Correlation or Coordination ** Security Clearance Statement:** This position requires a..., you must be a US Citizen for consideration\. ** Clearance Level:** Top Secret **Other Important Information… more
    Lockheed Martin (08/09/25)
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  • Field Service Engineer

    Serco (Colorado Springs, CO)
    …its various modules and functions. + Military background + An Active DoD Secret Level Security Clearance If you are interested in supporting and ... systems, Windows server and Windows 11operating systems, and Internet Protocol networking. + A Active DoD Secret Clearance . + Maybe required to travel for… more
    Serco (10/10/25)
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  • ElectroMechanical Packaging Engineer III

    Lockheed Martin (Englewood, CO)
    …professional experience\. * Qualified candidate must hold an active DoD **Final Secret Security Clearance ** ; thus US Citizenship is required\. **Basic ... join us to experience your future\! **Let's do Space\!** ** Security Clearance Statement:** This position requires a..., you must be a US Citizen for consideration\. ** Clearance Level:** Secret **Other Important Information You… more
    Lockheed Martin (10/10/25)
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