Senior Principal RF Mechanical Engineer

Prattwhitney; Tucson (AZ); On-site; USD 132,400 - 251,600; Full time

Benefits offered by this job

Relocation assistance

Medical, dental, vision insurance

401(k) match

Flexible work schedules

Job summary

Prattwhitney is seeking a Senior Principal Engineer for the Effector RF Design Team in Tucson, AZ. This role involves leading the mechanical design of RF hardware packaging while providing technical oversight and mentorship. A bachelor’s degree in a STEM field with relevant experience is required, along with strong communication skills and the ability to obtain a U.S. government security clearance.

Compensation ranges from $132,400 to $251,600 USD with generous benefits, including relocation assistance and paid time off.

Qualifications

• 10+ years of relevant experience or 8+ years with an advanced degree.
• Experience in RF product packaging design and analysis.
• Ability to obtain a U.S. government security clearance.

Responsibilities

• Lead mechanical design for RF hardware packaging.
• Coach and mentor team members.
• Conduct trade studies for complex challenges.
• Deliver high-quality work meeting targets.
• Communicate progress on complex issues.

Skills

RF circuit design

3-D CAD proficiency

Technical Data Packages (TDPs)

Root cause analysis

Communication skills

Education

Bachelor’s degree in STEM

Master of Science in mechanical or electrical engineering

Tools

Creo Simulate

ANSYS Workbench

Job description

Position Summary

Senior Principal Engineer – Effector RF Design Team, Tucson, AZ, onsite. Supports packaging design for antennas, RF circuit card assemblies, radomes, and RF test equipment. Provides technical oversight, mentorship, and participates in multidisciplinary programs to shape technology roadmaps and modernization efforts.

Key Responsibilities

• Lead mechanical design activities for RF hardware packaging.
• Coach and mentor team members; demonstrate effective group dynamics.
• Conduct trade studies to identify optimal solutions for complex challenges and develop forward‑looking plans.
• Deliver high‑quality work while meeting cost, schedule, and performance targets.
• Communicate progress on complex issues to engineering, program, and customer leadership.
• Assume additional roles as needed to support business unit success.

Required Qualifications

• Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM) with a minimum of 10 years of relevant experience, or an advanced degree with at least 8 years of experience.
• Experience in design and analysis of RF product packaging (e.g., circuit card assemblies, antennas, radomes, RF test equipment, harnesses, interconnects) across the product lifecycle.
• Proficiency in 3‑D CAD, creation of Technical Data Packages (TDPs) using GD&T.
• Valid or eligible for an interim U.S. government security clearance (Secret) with the ability to obtain special program access after start.

Preferred Qualifications

• Design experience with RF‑specific products such as antennas, missile bodies, circuit cards, or RF test chambers.
• Master of Science in mechanical or electrical engineering.
• Leadership roles such as Responsible Engineering Authority, Control Account Manager, or Integrated Product Team Lead.
• Supplier management for build‑to‑print or build‑to‑spec RF products.
• Experience with professional design documentation for leadership and customers.
• Proficiency in Creo Simulate or ANSYS Workbench for preliminary structural and thermal analysis.
• Strong written and verbal communication skills.
• Failure investigation, root cause analysis, and corrective action implementation.
• Knowledge of RF PCB stackups, CCA layout, and one‑dimensional tolerance analysis.
• Ability to develop technical proposals, engineering estimates, and white papers.
• Verification test planning, execution, and requirements validation.

Compensation and Benefits

Salary range: $132,400 – $251,600 USD. Eligible for relocation assistance. Benefits include medical, dental, vision, life insurance, short‑term and long‑term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, parental leave, paid time off, and holidays.

EEO Statement

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. RTX provides affirmative action for qualified individuals with a disability and protected veterans in compliance with applicable laws.