Principal Mechanical Engineer - Antenna & Electronic Packaging

Prattwhitney; El Segundo (CA); On-site; USD 118,300 - 224,900; Full time

Job summary

Prattwhitney in El Segundo, CA is seeking a Principal Mechanical Engineer – Radar Antenna Design II to design and support electronics packaging for airborne radar subsystems, including antenna, receiver, exciter, processor, and power supply components throughout the hardware life cycle.

The role requires a Bachelor’s in STEM with 7+ years experience, CREO proficiency, GD&T and ANSI drawing standards, and an active DoD Secret clearance; preferred expertise in high-frequency enclosure design, EMI

Qualifications

• 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.

Responsibilities

• 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.

Skills

Electronic packaging

ANSI drawing standards

GD&T

RF principles

Education

Bachelor’s degree in STEM

Advanced degree in Mechanical or Aerospace Engineering

Tools

CREO or similar 3D solid modeling

Job description

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.

Key Responsibilities

• 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.

Required Qualifications

• 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.

Preferred Qualifications

• 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.

Security Clearance

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

Salary Range

$118,300 – $224,900 USD.

Benefits Summary

• 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).

Company Overview

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

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, veteran status, or any other protected class. RTX provides affirmative action for qualified individuals with a disability and protected veterans in compliance with Section503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.