• 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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  • Senior Software Engineer (Level 3)

    Lockheed Martin (King Of Prussia, PA)
    …environment, using tools such as Jira and Confluence * 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 \(Node\.js\) *… more
    Lockheed Martin (11/09/25)
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  • Senior Principal Systems Engineer-(Onsite)

    RTX Corporation (St. Petersburg, FL)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, ... as only US citizens are eligible for a security clearance ​ **Security Clearance :** Secret - Current **Raytheon...to complex issues + Experience working with MATLAB, C/C++, Java or DOORS + Analytic, technical and problem-solving skills… more
    RTX Corporation (11/08/25)
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  • Cyber Capability Research Engineer (Onsite)

    RTX Corporation (Cambridge, MA)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, ... as only US citizens are eligible for a security clearance ​ **Security Clearance :** DoD Clearance :...**Qualifications We Prefer** + Programming Skills in C++, Rust, Java , Python, or other languages. + Experience with system… more
    RTX Corporation (11/07/25)
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  • Software Engineer Sr

    Lockheed Martin (Fort Worth, TX)
    …Must be a US Citizen\. This position will require a government security clearance \. This position is located at a facility that requires special access\. **Desired ... communication skills \- Containers/Kubernetes/Cloud Deployment Environment \- Experience using Java \- Agile Software Development \- Gitlab experience \-… more
    Lockheed Martin (11/07/25)
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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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  • We're Hiring - Engineering Opportunities

    Lockheed Martin (Huntsville, AL)
    …Engineer** **C\+\+, Full Stack, Python, Test** **\*\*An ACTIVE U\.S\. DoD Secret Security Clearance is required for all roles\.\*\ **Who We Are** Lockheed Martin is ... relevant engineering experience\. * Active U\.S\. DoD Secret Security Clearance **Desired Skills:** * Master's degree in STEM field...in any of the following areas: * C, C\+\+, Java , Python, Ada, GoLang, Python, SQL, Mongo DB *… more
    Lockheed Martin (11/06/25)
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  • Software Engineer - Senior

    Lockheed Martin (King Of Prussia, PA)
    …of professional experience and a BS degree or above\. **An active TS/SCI clearance is required for consideration\.** Lockheed Martin employees play an active role in ... related discipline * Understanding of object\-oriented software development such as java or C\# * Front end development experience using JavaScript/TypeScript, HTML,… more
    Lockheed Martin (11/06/25)
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  • Senior Research Engineer, Advanced Technology…

    Lockheed Martin (Arlington, VA)
    …more of the following: \- Algorithm and software development languages \(e\.g\., Python, Java , R, Rust, C, C\+\+ \), libraries \(e\.g\., TensorFlow, Keras \) and ... influence campaigns * Must have the ability to obtain aU\.S\. Secret security clearance that requires U\.S\. citizenship\. Applicants selected will be subject to a… more
    Lockheed Martin (10/31/25)
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  • Cyber Software Engineer - Capability Integration…

    Lockheed Martin (Mount Laurel, NJ)
    …note: This position requires the ability to obtain and maintain a government DoD clearance at the Secret level\. The ability to travel up to 10%\. This position ... * Ability to obtain and maintain a government security clearance \(US citizenship is required\)\. * The ability to...Docker, Kubernetes\) * Programming skills in languages such as Java , C\+\+, or Python * Experience with automation tools… more
    Lockheed Martin (10/31/25)
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