Mechanical Engineer Intern (Summer 2027)

Date Posted: 2026-09-09

 Country: United States of America

 Location: US-TX-MCKINNEY-513WC ~ 2501 W University Dr ~ WING C 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. We have an exciting opportunity for a Mechanical/Aerospace Engineering student to join our Airborne Sensor RF Design Mechanical Engineering team in McKinney, Texas.

As an Engineering intern the responsibilities may include any aspects of the mechanical design process from concept generation to model / drawing completion to supporting product builds and test.

You will work closely with product engineers from multiple disciplines to ensure support for program and factory requirements. Our multi-disciplined team consists of high-engaged members with a variety of experience.

We offer growth opportunities, and recognizing contributions.  We are specifically seeking candidates who are inquisitive, adaptable in a fast-paced environment, proactive, take ownership of work, communicate well with others, and enjoy solving unique problems every day.

This position is an Onsite role, where you will be working primarily in McKinney, Texas during Summer 2027. What You Will Do • Solve problems, test, and/or troubleshoot hardware • Recommend design modifications • Create and/or modify drawings • Analyze and evaluate various products to determine their efficiency and/or cost-effectiveness Qualifications You Must Have • Must be pursuing Bachelor’s or Advanced degree in Mechanical Engineering, Aerospace Engineering or related (STEM) major and actively enrolled through the completion of the internship/co-op session.

• Experience with 3D CAD modeling • Experience may be obtained through on-the-job experience, research, coursework, or projects Qualifications We Prefer • Experience utilizing CREO • Completion of 1 internship and/or multi-month technical project in a related field • Experience with geometric dimensioning and tolerancing and/or tolerance analysis • 3.

0 cumulative GPA desired. What We Offer • Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

• Relocation Eligibility Learn More & Apply Now • 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.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 37,000 USD - 82,000 USD. The salary range provided is a good faith estimate representative of all experience levels.

RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays.

Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement.

Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted.

However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. 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, or any other applicable state or federal protected class.

RTX provides affirmative action in employment 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.