• Principal Electrical Engineer

    Mercury Systems (Phoenix, AZ)
    …Number 25-471 Job Description Job Summary: Mercury Systems seeks a talented principal electrical engineer to deliver cutting-edge solutions for mission-critical ... aerospace and defense applications, combining commercial innovation with defense-grade security . In this role, you'll innovate with advanced embedded technology to… more
    Mercury Systems (12/04/25)
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  • Test Solutions Senior Principal Systems…

    RTX Corporation (Tucson, AZ)
    …The Test Solution Effectors - AUR (All Up Round) Department seeks a Senior Principal Systems Engineer who can drive the interviewing, hiring and onboarding of ... Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (11/05/25)
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  • Senior Principal RF Range Engineer

    RTX Corporation (Tucson, AZ)
    …more secure world. The Effector RF Design Team at Raytheon is seeking a talented Senior Principal Engineer to join our team in Tucson, AZ. The candidate will be ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/29/25)
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  • Principal Electrical Engineer - Test

    RTX Corporation (Tucson, AZ)
    …** Security Clearance:** DoD Clearance: Secret This position is for a Principal Electrical Engineer with at least 5 years of professional experience. ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/18/25)
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  • Principal Test Systems Execution Lead…

    RTX Corporation (Tucson, AZ)
    …secure world. We have an exciting opportunity for a full-time position of ** Principal Test Systems Execution Lead Engineer ** located **onsite in Tucson, ... Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (12/06/25)
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  • Principal Software Quality Engineer

    Oracle (Phoenix, AZ)
    **Job Description** **Overview** The Oracle Cloud Infrastructure Hardware Development team designs and builds mission-critical, ultra-high-performance, integrated ... a highly scalable, fortified, and high-availability environment, leveraging OCI Hardware Development-engineered systems that deliver unparalleled performance. **Job Description**… more
    Oracle (12/16/25)
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  • Principal Information Systems…

    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 At Raytheon, the foundation of everything we… more
    RTX Corporation (11/10/25)
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  • Senior Principal Mechanical Engineer

    RTX Corporation (Tucson, AZ)
    …effective yet technically balanced solutions. Raytheon is seeking an experienced Senior Principal Structural Engineer to join the Mechanical Analysis and Test ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/16/25)
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  • Sr. Principal Voice Engineer

    Northrop Grumman (Chandler, AZ)
    …Grumman Enterprise Classified Solutions is seeking a senior level Cisco Voice Engineer that has experience in designing, implementing, and maintaining Cisco voice ... of voice infrastructure and associated systems. + Document voice hardware and software technology components. + Install and configure...a DOD 8570 IAT level II baseline certification (example: Security + CE). + Must have an active DOD Secret… more
    Northrop Grumman (11/05/25)
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  • Senior Principal RF Mechanical…

    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...RF Products Team at Raytheon is seeking a talented Engineer to join our team in Tucson, AZ. The… more
    RTX Corporation (10/29/25)
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