Sr Principal Engineer - Harness & Interconnect
$132.4k - $251.6kPrattwhitney
Overview Position: Onsite Mechanical Design Engineer, Harness and Interconnect Location: Tucson, AZ (US); Employment type: Onsite; U.S. Citizenship and active DoD Secret clearance required prior to start date. What You Will Do Perform detailed mechanical design, test design and execution, systems engineering, and related activities to support harnessing systems. Contribute to proposals and estimates and support earned value management. Work autonomously with expert knowledge in the harness and interconnect domain; influence functional and organizational strategies; coach and review other professionals. Flex responsibilities based on organizational needs and skill sets. What You Will Learn Hands-on hardware work in a strong technical environment with access to subject matter experts and a dedicated technology pyramid for growth. Qualifications Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) with a minimum of 10 years of relevant experience, or an advanced degree with a minimum of 7 years of experience. Minimum of 10 years of engineering experience; experience designing and/or modifying harness and/or interconnect devices. Qualifications We Prefer Experience with complex systems of devices and interconnects; development of harnessing requirements, system architecture, risk, verification and validation, safety and environmental compliance. Experience with industry/military standards; first-order electrical analysis (e.g., DC resistance, voltage drop); deriving technical requirements; technical data packages coordination. Proficiency with Geometric Dimensioning and Tolerancing per ASME Y14.5; experience with Creo/Pro/Engineer and related electrical/documentation tools; harness design including mixed signals, EMI/RFI considerations, and 3D modeling. Experience with manufacturability of machined and injected parts, wire/flex harnesses; knowledge of ECAD, PCB design, signal integrity, and thermal management. What We Offer RTX values safety, trust, respect, accountability, collaboration, and innovation. Benefits may include medical, dental, vision, life insurance, disability, 401(k) match, FSA, flexible schedules, parental leave, PTO and holidays. Details depend on business unit and collective-bargaining agreements. Short-term and/or long-term incentive programs may apply. Additional Information Onsite role: primarily onsite; some interview steps may be in-person at office locations. Salary range: 132,400 USD – 251,600 USD. This is a good-faith estimate; offers consider role, experience, location, education, and skills. Equal Opportunity Employer; all qualified applicants will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or other protected status. Includes affirmative action for individuals with a disability and protected veterans in compliance with applicable laws. #J-18808-Ljbffr Prattwhitney
$132.4k - $251.6k
...strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay... ...seeking an expert mechanical design engineer to join the Harness and Interconnect organization to support the development, build, and verification...SeniorTemporary workWork experience placementWork at officeRemote workRelocationFlexible hours$132.4k - $251.6k
Prattwhitney is seeking an Onsite Mechanical Design Engineer, Harness and Interconnect, based in Tucson, AZ. This role requires significant experience in mechanical design and an engineering background. Responsibilities include supporting harnessing systems and contributing...Senior$86.8k - $165.2k
Raytheon in Tucson is seeking a mechanical design engineer to join the Harness and Interconnect organization. This role focuses on detailed mechanical design, testing, and systems engineering to support tactical missile Integrated Product Teams. The ideal candidate has...Senior$132.4k - $251.6k
Position Summary Senior Principal Engineer - Effector RF Design Team, Tucson, AZ, onsite. Supports packaging design for antennas, RF... ...card assemblies, antennas, radomes, RF test equipment, harnesses, interconnects) across the product lifecycle. Proficiency in 3‑D CAD, creation...SeniorTemporary workInterim roleRelocation packageFlexible hours$107.5k - $204.5k
Prattwhitney is hiring a Mechanical Design Engineer in Tucson, AZ to autonomously deliver expert mechanical design and support for tactical... ...should have a minimum of 8 years of engineering experience in harness design and a relevant STEM degree. The role offers a salary...Senior$132.4k - $251.6k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...teams. The Fight Avionics Team is searching for a Sr. Principal Subsystems Engineer with experience as Integrated Product Team...SeniorTemporary workWork experience placementWork at officeRemote workFlexible hours$132.4k - $251.6k
...Sr. Principal Systems Engineer – RF Signal Processing Location: Tucson, AZ. This onsite role requires a U.S. citizen with an active Secret U.S. government‑issued security clearance. Salary range: 132,400-251,600 USD. What You Will Do Serve as a recognized signal‑processing...SeniorTemporary workInterim roleRelocation packageFlexible hours$107.5k - $204.5k
...00 years of experience and renowned engineering expertise to meet the needs of today... ...Team at Raytheon is seeking a talented Principal Engineer to join our team in Tucson,... ...sections, RF test equipment, harnesses, and interconnects throughout the product life cycle...Temporary workWork experience placementInterim roleWork at officeRemote workRelocationFlexible hours$132.4k - $251.6k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead... ...balanced solutions. Raytheon is seeking an experienced Senior Principal Structural Engineer to join the Mechanical Analysis and Test...SeniorTemporary workWork experience placementWork at officeLocal areaRemote workFlexible hours- Senior Principal Structural Engineer - Mechanical Analysis and Test (MA&T)Location: Tucson, AZ (Onsite) Responsibilities Perform detailed structural analyses for all program phases, from preliminary concepts to fielded weapon system support. Generate test plans to validate...SeniorTemporary workFlexible hours
$132.4k - $251.6k
...implement solutions expeditiously. Experience in material selections, manufacturing, and supplier management for materials or mechanical engineering related projects. Knowledge of high temperature materials: metals, composites, coatings, ceramic matrix composites, carbon/carbon...SeniorTemporary workWork at officeFlexible hours$132.4k - $251.6k
...Advanced Effector Guidance Systems team provides Electrical Systems Engineering to develop solutions for products across the Raytheon... ...Advanced Effector Guidance Systems Team is searching for a Senior Principal Electrical Systems Engineer with experience in developing RF...SeniorTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$132.4k - $251.6k
Job Title Sr. Principal Systems Engineer - Missile Guidance, Navigation, & Control Engineer Location & Position Type Location: Tucson, AZ Position Type: Onsite Date Posted 2026-04-14 Security Clearance U.S. citizenship required. Requires an active and transferable U.S....SeniorTemporary workInterim roleRelocation packageFlexible hours$132.4k - $251.6k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead... ...The Effector RF Team at Raytheon is seeking a talented Senior Principal Engineer to join our team in Tucson, AZ. The candidate will be...SeniorTemporary workWork experience placementInterim roleWork at officeRemote workRelocationFlexible hours$132.4k - $251.6k
...our values and a higher calling — to help our nation and allies defend freedoms and deter aggression. With more than 100 years of engineering excellence, we solve complex, meaningful problems that create a safer, more secure world. The Effectors Optics Department is...SeniorTemporary workWork experience placementInterim roleWork at officeRemote workRelocation packageFlexible hours$132.4k - $251.6k
...RF Design Engineer At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering...SeniorTemporary workApprenticeshipWork experience placementInterim roleRelocationFlexible hours$132.4k - $251.6k
Senior Principal Engineer - Effector RF Design Team (Tucson, AZ) Job Summary Senior Principal Engineer responsible for leading and shaping the architecture, analysis, design, and implementation of RF subsystems and sensors within missile products. Handles technical oversight...SeniorTemporary workRelocation packageFlexible hours$132.4k - $251.6k
Prattwhitney is looking for a Sr. Principal Systems Engineer - Missile Guidance, Navigation, & Control Engineer in Tucson, AZ. This role involves the development and testing of missile flight code, alongside system performance analysis using GNC and Signal Processing techniques...SeniorRelocation package$132.4k - $251.6k
...nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that...SeniorTemporary workApprenticeshipWork experience placementInterim roleWork at officeRemote workRelocationFlexible hours$132.4k - $251.6k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead... ...to exoatmospheric environments and into space. As a Senior Principal FPGA Design Engineer you will develop FPGA designs for all...SeniorTemporary workWork experience placementInterim roleWork at officeRemote workRelocationFlexible hours$132.4k - $251.6k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead... ...AT) Strategic Business Unit is currently hiring for a Senior Principal Project Engineer - Engineering Execution PM in Tucson, AZ. As...SeniorContract workTemporary workWork experience placementCurrently hiringWork at officeRemote workRelocation packageFlexible hours$107.5k - $204.5k
...security clearance required on day 1 This position is for a Principal Electrical Engineer with at least 5 years of professional experience. If you... ...digital, mixed signal, and electrical system interconnect Experience utilizing integrated development environments...Temporary workWork experience placementWork at officeRemote workFlexible hours- Prattwhitney is seeking a Senior Principal Systems Security Engineer in Tucson, AZ to implement security solutions for embedded weapons systems. This role requires a Bachelor’s degree in STEM and at least 10 years of relevant experience, including leadership in security...SeniorRelocation package
- Prattwhitney in Tucson, Arizona is looking for an experienced leader to oversee engineering teams in the development and testing of mechanical hardware for advanced development programs. The ideal candidate will have significant experience in mechanical design, Earned Value...Senior
- Prattwhitney is seeking a Senior Principal Structural Engineer in Tucson, AZ to perform detailed structural analyses and generate test plans. The candidate will work on complex problems and lead technical peer reviews. Qualifications include a degree in STEM and extensive...SeniorFlexible hours
$132.4k - $251.6k
Prattwhitney is seeking a Senior Principal Reliability Engineer in Tucson, AZ. This position entails developing reliability strategies across product phases and leading a diverse engineering team. The ideal candidate will bring expertise in reliability, mentorship, and...Senior$107.5k - $204.5k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead... ...design experience and knowledge with ruggedized structures, interconnects, cooling, and electronics integration Supporting all...Contract workTemporary workWork experience placementInterim roleWork at officeRemote workRelocationFlexible hours$107.5k - $204.5k
Position Summary At RTX, we harness more than 100 years of experience to support defense missions. We are looking for an experienced GPS Guidance Electronics Subsystem Engineer to join the Guidance Electronics Team supporting advanced missile systems. The engineer will...Temporary workRelocation packageFlexible hours- ...including Health, Dental Vision, PTO, Holidays, 401K,etc Principal Test Equipment Design Engineer Location: Tewksbury, MA Schedule:... ..., custom fixtures, interface cabling, and harnessing . Key Responsibilities Lead the design...Full timeContract workInterim roleMonday to Friday
$132.4k - $251.6k
...Interface Meetings, status meetings, etc.) and brief customer representatives Qualifications Minimum: Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred) and 10+ years of prior engineering experience Experience in Systems Engineering, Test Systems...SeniorTemporary workWork experience placementRelocation packageFlexible hours
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