• Cyber Security Implementation Engineer

    CACI International (St. Louis, MO)
    Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular ... and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity solutions leveraging cloud services such as EC2,… more
    CACI International (11/14/25)
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  • Infrastructure Engineer

    CACI International (Laurel, MD)
    Infrastructure Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... Travel: Local * * * **The Opportunity:** CACI is seeking an Infrastructure Engineer to join our team. **Job Description:** Responsible for resolving IT hardware and… more
    CACI International (11/08/25)
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  • DCGS Field Engineer

    CACI International (Hampton, VA)
    DCGS Field Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of ... * * * CACI is seeking a DCGS Field Engineer to join the CACI team at Langley AFB,...You will be responsible for resolving IT hardware and software infrastructure (servers, network, security, etc.) issues using systems… more
    CACI International (11/08/25)
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  • Principal System Safety Engineer

    RTX Corporation (Aurora, CO)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current At **Raytheon** , the foundation of everything we do is ... Do:** + This is an exciting opportunity for a highly motivated **Principal System Safety Engineer ** to join us on the Air and Space team in Aurora Colorado. + As… more
    RTX Corporation (10/31/25)
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  • Terrestrial COMSEC Network Engineer

    CACI International (Colorado Springs, CO)
    Terrestrial COMSEC Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee ... challenging opportunity available for a COMSEC (communications security) Network Engineer supporting an Intelligence Community customer's wide-area (WAN), campus-area… more
    CACI International (10/25/25)
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  • SIGINT System Engineer - Mid

    KBR (Chantilly, VA)
    Title: SIGINT System Engineer - Mid Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... space defense. KBR is seeking a Mid-Level SIGINT Systems Engineer to be part of our team supporting our...risks throughout the acquisition lifecycle Minimum qualifications: + Active TS /SCI with CI Polygraph + BS in engineering, physics,… more
    KBR (10/21/25)
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  • Senior DevSecOps Engineer

    CACI International (Chantilly, VA)
    Senior DevSecOps Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... program is responsible for building a scalable, extensible, cloud-based software -hosting-and-integration environment and a data ingest and dissemination platform… more
    CACI International (10/15/25)
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  • Cyber Security Engineer

    Lockheed Martin (Boulder, CO)
    …\(RMF\) - NIST SP 800‑53\. * Ability to obtain and maintain a DoD Secret clearance \( TS /SCI preferred\)\. **Desired Skills:** * Bachelor's degree in a related ... while shaping the possibilities of tomorrow\. **What You'll Do** As a Cybersecurity Engineer you will have the opportunity work across a broad range of technical… more
    Lockheed Martin (10/11/25)
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  • Senior DevSecOps Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI without Polygraph At Raytheon, the foundation of everything we do is rooted ... more secure world. We have an exciting opportunity for a Senior DevSecOps Engineer to join our high-impact team supporting a mission-critical program within the… more
    RTX Corporation (10/01/25)
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  • Senior Platform DevOps Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with Polygraph At Raytheon, the foundation of everything we do is rooted ... safer, more secure world. As a **Senior Platform DevOps Engineer ** , you will herald a transformative era in...** , you will herald a transformative era in software engineering, one that underscores the integration of development… more
    RTX Corporation (11/29/25)
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