• Junior Software Engineer - TS/SCI w

    Parsons Corporation (Denver, CO)
    …Parallel Processing, Threading **Security Clearance Requirement:** An active Top Secret SCI w / Polygraph security clearance is required for this position.​ This ... Blue Ridge Envisioneering is seeking qualified candidates to fill a **Software Engineer ** position at our Denver, CO location. Blue Ridge Envisioneering, a Parsons… more
    Parsons Corporation (06/25/25)
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  • Senior S/ w Configuration Management…

    RTX Corporation (Aurora, CO)
    …US citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph At Raytheon, fresh thinking and possibilities are forged in times of ... in creating. SWCM department is hiring Senior **S** **oftware Configuration Management Engineer ** to work onsite in **Aurora, CO** **.** + The Software Configuration… more
    RTX Corporation (07/19/25)
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  • Full Stack Systems Engineer IT…

    Lockheed Martin (Littleton, CO)
    …\(SOI\) documentation **Basic Qualifications:** * TS/SCI Security Clearance with CI Polygraph Required * US Citizenship required at this facility * Ability ... days of employment\) * Experience with Windows or Linux server operating systems * Proficiency automating system administration tasks using scripting tools and/or… more
    Lockheed Martin (07/12/25)
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  • RF Engineer , Staff (Level IV) - Top Secret…

    Lockheed Martin (Littleton, CO)
    …Space Flight and Interplanetary Missions, Missile Defense, and more\. The RF Engineer will support the end\-to\-end design, integration, and test of RF hardware ... and systems in support of satellite communication \(SATCOM\) applications\. This...to ensure technical performance and mission compliance\. The RF Engineer will be responsible for: * Designing and developing… more
    Lockheed Martin (07/12/25)
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  • Mid Level Digital Signal Processing…

    Parsons Corporation (Denver, CO)
    …signal localization challenges **Security Clearance Requirement:** An active Top Secret SCI w / Polygraph security clearance is required for this position.​ This ... Parsons Company, is seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA. We are currently… more
    Parsons Corporation (06/25/25)
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  • Senior Principal Cyber Security Engineer

    ManTech (Denver, CO)
    …requirements. **Security Clearance Requirements:** + Must have a current/active TS/SCI w / Polygraph **Physical Requirements:** + The person in this position ... seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in the **Denver, CO.** **Responsibilities include… more
    ManTech (07/04/25)
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  • Senior. Platform DevSecOps Engineer

    RTX Corporation (Aurora, CO)
    …US citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph At Raytheon, the foundation of everything we do is rooted in our ... problems that create a safer, more secure world. As a **Senior DevSecOps Engineer ** , you will herald a transformative era in software engineering, one that… more
    RTX Corporation (07/09/25)
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  • Principal Platform Engineer / Scrum Master…

    RTX Corporation (Aurora, CO)
    …meaningful problems that create a safer, more secure world. As a **Principal Platform Engineer / Scrum Master** , you will herald a transformative era in software ... Current / Active TS/SCI Clearance and willing to submit to a Counterintelligence (CI) Polygraph after day 1. US citizenship is required, as only US citizens are… more
    RTX Corporation (06/13/25)
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  • Contamination Control Engineer , Staff…

    Lockheed Martin (Littleton, CO)
    …fastest moving organizations in Space\. Come help build end\-to\-end Space Security Systems for the DoD and other customers\. Our cutting\-edge capabilities assure ... Eligibility \(i\.e\. TS/SCI\) * Must be willing to complete a customer\-required Polygraph examination\. Favorable results are required to obtain and maintain a… more
    Lockheed Martin (07/12/25)
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