Mechanical Engineer I (Onsite)

RTX•Mckinney, TX

2d•Onsite

About The Position

The Mechanical Engineer I will join the Airborne Sensor RF Design department supporting mechanical design activities for airborne RF sensor hardware. This role focuses on mechanical packaging, layout, and integration of RF electronics and assemblies. The selected candidate will apply CAD modeling, GD&T, and engineering fundamentals to develop high‑quality mechanical designs within a collaborative multidisciplinary environment. RTX is the world's largest aerospace and defense company, with 185,000 employees united by purpose and inspired to make a difference solving the world’s most complex problems. Raytheon, a part of RTX, brings strength from over 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

Requirements

Bachelor’s degree in Mechanical Engineering or related STEM field
Experience in CAD modeling tools (CREO Parametric preferred).
Engineering project, internship, research, coursework, or hands-on project experience.
The ability to obtain and maintain a U.S. government issued security clearance is required.
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Nice To Haves

Ability to apply engineering principles to technical problem‑solving.
Experience with Windchill or other PLM systems.
Understanding of engineering drawings and GD&T fundamentals per ASME Y14.5.
Relevant co‑op/internship in mechanical design, defense, or aerospace.
Exposure to tolerance analysis or mechanical FEA (coursework acceptable).
Hands-on experience with prototypes, lab hardware, or fabrication tools.
Strong communication and teamwork skills.

Responsibilities

Develop 3D CAD models and detailed mechanical designs using CREO.
Create engineering drawings, apply correct GD&T, and ensure configuration accuracy in Windchill.
Support packaging, layout, and integration of electronic and mechanical subassemblies.
Perform tolerance studies and basic structural considerations under guidance from senior engineers.
Participate in hardware builds, design reviews, peer reviews, and product improvements.
Support failure investigations, root cause analyses, and corrective actions.
Collaborate with cross-functional teams including EE, systems, manufacturing, and test engineering.
Document work per program standards.