Principal Mechanical Engineer - Antenna & Electronic Packaging

Position Summary

Principal Mechanical Engineer – Radar Antenna Design II, ElSegundo, CA. The role involves designing and supporting electronics packaging for airborne radar subsystems, including antenna, receiver, exciter, processor, and power supply components, throughout the hardware life cycle.

• Provide technical support on major programs and collaborate with Lead Mechanical Engineers and Chief Engineers.
• Lead smaller project teams through design development, ensuring established procedures are followed and program design objectives are met.
• Develop unit design concepts from requirements and conduct design trades.
• Create technical solutions to complex problems.
• Prepare detailed layouts and design documentation using CAD tools.
• Support suppliers fabricating components and assemblies.
• Operate within the Engineering Change Release process and Product Data Management (PDM) system.
• Serve as a Responsible Engineering Authority (REA) for a subsystem.

• Bachelor’s degree in STEM or equivalent experience (minimum 7 years).
• Experience with ANSI drawing standards.
• Experience with GD&T.
• Experience with electronic packaging for airborne applications.

• Design experience in high‑frequency environments, enclosure design, EMI shielding, and thermal management.
• High proficiency with CREO or similar 3D solid modeling software.
• Proficiency in RF principles, RF circuit card design, RF materials, and manufacturing.
• Experience with antenna, receiver, exciter, or processor mechanical design.
• Exposure to manufacturing processes for CCAs, metal housings, brazements, or assembly support roles.
• Advanced degree in Mechanical or Aerospace Engineering.
• Prior experience in defense or aerospace.
• Active security clearance.

U.S. citizenship is required. A DoD Secret clearance (active and existing after day1) is required.

$118,300 – $224,900 USD.

• Medical, dental, and vision coverage.
• Life insurance and short‑term long‑term disability.
• 401(k) match.
• Flexible spending accounts.
• Flexible work schedules, employee assistance program, parental leave, paid time off, holidays.
• Employee Scholar Program.
• Short‑term and long‑term incentive compensation programs (if applicable).

RTX is a U.S. aerospace and defense company providing advanced systems and services for commercial, military, and government customers worldwide.

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, veteran status, or any other protected class. RTX provides affirmative action 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.