• Senior Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …Person, 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...and GhostEye Family of Radars are seeking a **Senior Principal Systems Engineer** to help in the execution of… more
    RTX Corporation (11/14/25)
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  • Principal Systems Engineer

    RTX Corporation (Marlborough, MA)
    …Person, 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...and the GhostEye family of radars are seeking a ** Principal Systems Engineer** to help in the execution of… more
    RTX Corporation (11/14/25)
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  • Principal Electrical Engineer…

    Sierra Nevada Company, LLC (Dayton, OH)
    The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and ... cutting edge products and services. Sierra Nevada Corporation is seeking a Principal Electrical Engineer with a specialization in Instrumentation to join our dynamic… more
    Sierra Nevada Company, LLC (12/13/25)
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  • Principal Linux Administrator (Top Secret…

    RTX Corporation (Richardson, TX)
    …Person, 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: Top...the company to operate at the edge of known science as they imagine and deliver solutions that push… more
    RTX Corporation (12/12/25)
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  • Principal Program Quality Engineer

    RTX Corporation (Tucson, AZ)
    …Person, 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: Secret...safer, more secure world. We are seeking an onsite ** Principal Program Quality Engineer** (PQE) to serve within the… more
    RTX Corporation (12/12/25)
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  • Sr Principal Systems Engineer - Systems…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and a passion for developing innovation solutions? Join our team! As a Sr Principal Systems Architect you will guide the development and support of the Survivable ... internal team, and suppliers. The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it… more
    Sierra Nevada Company, LLC (12/03/25)
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  • Principal Software Development Engineer

    RTX Corporation (Portsmouth, RI)
    …attention to detail. + Strong communication and teamwork skills. + Active Secret security clearance. + Strong understanding of data structures, algorithms, and ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...safer, more secure world. We are seeking a skilled Principal Software Development Engineer with a focus on developing… more
    RTX Corporation (11/22/25)
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  • Principal System Engineer/Program Portfolio…

    KBR (Chevy Chase, MD)
    Title: Principal System Engineer/Program Portfolio Manager Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering ... and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on… more
    KBR (12/20/25)
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  • Principal Analyst, Technology Compliance

    CARMAX (Richmond, VA)
    …of experience with enterprise compliance, audit, and/or risk management programs, privacy, data security , and control issues across cloud and on-premises ... with policies, procedures, leading practices, access control, asset classification, data privacy, architecture, and company security standards. **Essential… more
    CARMAX (12/04/25)
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  • Principal Software Engineer - UI, React.js

    Zscaler (San Jose, CA)
    …Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. ... Description:** Our Engineering team built the world's largest cloud security platform from the ground up, and we keep...agility with a cloud-first strategy. We seek a seasoned Principal Software Engineer, UI reporting into the VPE. You… more
    Zscaler (11/01/25)
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