Senior Principal RF Mechanical Engineer

Date Posted:2026-06-15 Country:United States of AmericaLocation:US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02Position Role Type:OnsiteU.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​Security Clearance Type: DoD Clearance: SecretSecurity Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start dateAt 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 expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, 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 responsible for providing innovative design solutions for the packaging of antennas, RF Circuit Card Assemblies, radomes, and RF test equipment. The selected candidate will be expected to participate on multidiscipline programs, provide technical oversight, delegate tasks, and work with the Engineering organization to establish technology roadmaps, enable modernization, and contribute to general innovation. In addition, the candidate will work with customer personnel and program leadership to define and refine requirements to validate hardware compliance. The candidate will be responsible for providing guidance, coaching, mentoring, and training to other employees across the business within the candidate’s areas of expertise.This position is an onsite role, located in Tucson, AZ.What You Will Do:Guide mechanical design activities involving RF hardwareGuide others by understanding group dynamics and capitalizing on multi-disciplined strengths while mitigating gapsOrchestrate trade studies to determine the best solution for complex and multifaceted problems and developing a plan forward. Convey the highest quality work while ensuring cost, schedule, and performance expectations are consistently met or exceeded.Regularly convey task status on complex issues and influences strategic plans across multiple groups, programs, engineering and customer leadershipSeek opportunities to fill any role necessary to help ensure business unit success                                                                               Qualifications You Must Have:Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 10 years of prior relevant experience, or an Advanced Degree in a related field and minimum 8 years of experience to include any combination of the following:Performing design and analysis for the packaging of RF products (e.g. Circuit Card Assemblies, antennas, radomes, RF test equipment, harnesses and interconnects) throughout the product life cycle to include three dimensional (3D) Computer Aided Design (CAD) softwareCreation of Technical Data Packages (TDPs) using Geometric Dimensioning and Tolerancing (GD&T) for RF productsAbility to obtain INTERIM U.S. government issued security clearance is required prior to start date with the ability to obtain special program access after start.  Qualifications We Prefer:Design experience with RF-specific products such as antennas, missile bodies, circuit card assemblies, and/or RF test chambersMaster of Science (MS) in mechanical engineering or electrical engineeringExperience serving as a Responsible Engineering Authority (REA), Control Account Manager (CAM), and/or Integrated Product Team Lead (IPTL)Supplier management for built to print or build to specification RF productsExperience in creating and presenting professional level design documentation to company leadership and program customersCreo Simulate or ANSYS Workbench for preliminary structural and thermal analysis of design conceptsExcellent written and verbal communication skillsFailure investigation, root cause identification, and corrective action implementationFamiliarity or direct experience with RF Printed Circuit Board (PCB) material stack ups and Circuit Card Assembly (CCA) layoutOne dimensional tolerance analysis for complex mechanical assembliesDevelopment of technical proposals, engineering project estimates, and/or white papersRequirements verification test planning and executionWhat We OfferOur values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.This position offers relocation based on candidate eligibility. Learn More & Apply Now!This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htmAs part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance,