Mechanical Engineer I

RTX (Raytheon); McKinney (TX); On-site; USD 60,000 - 75,000; Full time

Job summary

RTX in McKinney, TX is seeking a Mechanical Engineer I to join the Airborne Sensor RF Design team. You will focus on mechanical packaging, layout, and integration of RF electronics, using CREO CAD modeling and GD&T.

You will work with cross-functional teams, perform tolerance studies, participate in design reviews, and document work to program standards. A Bachelor's degree in Mechanical Engineering is required, with exposure to CREO and Windchill beneficial.

Qualifications

• Bachelor's degree required by start date.
• Exposure to CAD modeling tools (CREO Parametric preferred).
• Ability to apply engineering principles to technical problem-solving.

Responsibilities

• Develop 3D CAD models and detailed mechanical designs using CREO.
• Create engineering drawings, apply GD&T, and ensure Windchill configuration accuracy.
• 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.

Skills

CAD modeling

GD&T

Engineering problem-solving

Education

Bachelor's degree in Mechanical Engineering

Tools

CREO Parametric

Windchill

Job description

Date Posted: 2026-09-23

Country: United States of America

Location: US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D BLDG

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: 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

Security Clearance Type: DoD Clearance: Secret

Security Clearance Status: Active and existing security clearance required after day 1

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX. At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings 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. 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.

Job Summary

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.

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.

Required Qualifications

• Bachelor's degree in Mechanical Engineering or related field by start date.
• Exposure to CAD modeling tools (CREO Parametric preferred).
• Ability to apply engineering principles to technical problem-solving.

Desired Qualifications

• 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.

What We Offer

Opportunities to participate in airborne RF sensor development, mentorship from experienced mechanical engineers, and growth paths across a diverse set of sensor and RF programs.

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

• Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.
• Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader.
• Remote: Employees who are working in Remote roles will work primarily offsite (from home). If you live within a reasonable commute of an RTX site with other colleagues you interact with, your manager will discuss whether there is a degree of onsite presence associated with this role.

Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee's personal responsibility.

Requires theoretical knowledge typically obtained through University Degree. Limited to some knowledge of RTX organization.

Typically requires a University Degree or equivalent experience and less than 2 years prior relevant experience.

Engineering/Other Technical Positions: Typically