Senior Principal RF Design Engineer

Date Posted: 2026-08-13 Country: United States of America Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02 Position Role Type: Onsite U.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: Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date 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 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. Effector RF Design Department is responsible for designing RF and Microwave hardware, including transmitters, receivers, and exciters. This includes design and test activities that span preliminary design to integration. Products we develop support radar and datalink applications on a variety of tactical missile programs. Critical to this role is designing for challenging mechanical constraints and extreme environments. This position is an onsite role, located in Tucson, AZ. What You Will Do

• Design and development of transmitters, receivers or exciters
• Design of circuit card assemblies (CCAs) with RF or mixed signals
• Work in a lab to accomplish component characterization as well as module verification and integration
• Test and handle sensitive RF Hardware
• Schematic capture and RF routing
• Partner with interdisciplinary teams - power, digital, mechanical, etc.

Qualifications You Must Have

• Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of ten years of prior relevant experience to include any combination of the following:
• RF design and fabrication
• RF test and troubleshoot
• Simulation of RF products

* Experience with any of the following tools:

• Mentor DX Designer or equivalent
• High Frequency Structure Simulator (HFSS) or equivalent
• SystemVue/Genesys or equivalent
• Advanced Design System (ADS) or equivalent
• Ability 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

• Mentorship or apprenticeship experience
• Technical oversight responsibilities for less-senior engineers
• Working across domains on complex projects
• Architecting and requirements definition for complex RF products
• Team lead experience on technical projects including experience w/ cost and schedule
• EVMS or CAM experience
• Ability to prepare documentation with minimal oversight
• Background in designing for manufacturability, producibility, and cost constraints. Includes yield and margin analysis

* Technical background in the following areas:

• Cascade analysis and/or frequency planning
• Filter design and fabrication
• Circuit card assembly design and fabrication
• Testing or designing RF hybrid (chip and wire) technologies
• High speed data converter test/characterization
• High power RF design or test experience
• Scripting experience (Matlab or Python)
• Some front line leadership desirable

What We Offer Our 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: ( As 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, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act. Privacy Policy and Terms: Click on this link ( to read the Policy and Terms Raytheon