• Full Stack Engineer / TS/SCI / Onsite: CO or CA

    Lockheed Martin (Littleton, CO)
    …programs and unclassified applications\. Must have the ability to obtain the necessary clearance \. Work Location is in Littleton, CO OR Sunnyvale CA\. **In light of ... Business & Digital Transformation \(EBDT\) organization** \#EBDT **Basic Qualifications:** \*\* TS/SCI Clearance with CI Polygraph is required prior to start \*\* \-… more
    Lockheed Martin (11/12/25)
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  • Software Engineer Staff - (Level 4)

    Lockheed Martin (Colorado Springs, CO)
    …environment \(e\.g\., AWS, Azure, OpenStack, OpenShift, etc\.\) * US Citizenship Required: No clearance required to start, but the ability to obtain and maintain a ... Top Secret security clearance **Desired Skills:** * Software development experience with object\-oriented programming languages such as Java and JavaScript… more
    Lockheed Martin (11/09/25)
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  • Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …an impact on a software engineering team + Active Top Secret US Security Clearance w/ SCI eligibility is required **Qualifications We Prefer:** + Model Based Systems ... standard software languages such as C, C#, C++, HTML, Java , Python, and Bash + Experience with software tools...requires current/active Top Secret with SCI eligibility US Security Clearance . US Citizenship status is required as this position… more
    Sierra Nevada Company, LLC (11/07/25)
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  • Software Engineer

    Lockheed Martin (Littleton, CO)
    …**Selected candidate will be required to possess a Final Top Secret security clearance for consideration\.** Our employees play an active role in strengthening the ... Qualifications:** * Experience with programing and/or scripting languages \(C\+\+, JAVA , Python, etc\.\) * Familiarity with the software development...with Agile and or Devops * Final Top Secret clearance needed to start with the ability to obtain… more
    Lockheed Martin (11/01/25)
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  • Test Engineer (Secret)

    SMX (Boulder, CO)
    …location is on-site in Boulder, CO 5 days per week. Secret level clearance is required.** **Essential Duties & Responsibilities** + Write and execute functional and ... in team and program Agile ceremonies **Required Skills & Experience** + Clearance Required: Secret. This position requires the ability to obtain an Interim… more
    SMX (10/30/25)
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  • Cyber Software Test Engineer

    Lockheed Martin (Denver, CO)
    …CITIZEN** - The selected candidate must possess an active Top Secret clearance with SCI eligibility to start\. \#LI\-CS1 **Basic Qualifications:** + **Active TS ... clearance with SCI eligibility required prior to start\.** +...more programming or scripting languages, e\.g\.: _C/C\+\+, Python, PowerShell, Java , JavaScript, Bash_ + Hands‑on experience using configuration‑management and… more
    Lockheed Martin (10/10/25)
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  • Software Development Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …software engineering + BS in SE, CS, EE, CE, or other engineering equivalent + Java and C/C++ programming on Linux platforms + Java /C++ Full Stack, with backend ... to verify them + CI/CD Pipeline Experience + TS Clearance + Experience in GUI (frontend), can be in...Management SecDevOps CI/CD Virtual machines VMWare Containers Docker Kubernetes Java C C++ Scripting Database SQL Kratos Defense is… more
    Kratos Defense & Security Solutions, Inc. (11/16/25)
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  • Systems Analyst

    ISYS Technologies (Colorado Springs, CO)
    Minimum Clearance Required Secret Responsibilities I2X Technologies is a reputable technology services company to the Federal Government. Whether the focus is on ... will be on-site and will require an active Secret clearance . + Travel between the Development Sites (Colorado Springs,...reports in a configuration managed shared toolbox; MATLAB, Bash, Java , Python, etc. + Ability to reading and understand… more
    ISYS Technologies (10/29/25)
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  • Software Developer / Engineer

    CACI International (Aurora, CO)
    …Developer / Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: ... TEMs as needed. **Technologies you will use include:** * Java 17: Spring Boot, Spring Framework, and REST microservices...CACI facilities in Sterling, VA or Aurora, CO * Clearance : Must have TS/SCI with poly (or be willing… more
    CACI International (10/21/25)
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  • Senior Full Stack Software Developer

    CACI International (Aurora, CO)
    …Stack Software Developer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... prioritized objectives. _Technologies that you will use include:_ + Java + Angular + Git/Gitlab + Linux OS **Qualifications:**...in Sterling VA, Sarasota FL or Aurora, CO + Clearance : TS/SCI with CI poly (or be willing to… more
    CACI International (10/18/25)
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