INTERNSHIP DETAILS

Mechanical Engineering Intern (Summer 2027)

CompanyRTX
LocationMcKinney
Work ModeOn Site
PostedSeptember 25, 2026
Internship Information
Core Responsibilities
The intern will support multi-discipline teams in the design, build, and test phases of advanced surveillance and defense systems. Responsibilities include concept development, detailed design and analysis, and providing support for hardware prototyping and testing.
Internship Type
full time
Salary Range
$37,000 - $82,000
Company Size
142282
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.
About the Role

Date Posted:

2026-09-25



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:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.



Security Clearance Type:

None/Not Required



Security Clearance Status:

Not Required

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.


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.


Raytheon’s Optics and Electronic Warfare Hardware Engineering Center is currently searching for Technical Interns to work on multi-discipline teams supporting the design, build, and test of advanced surveillance and defense systems for land, sea, airborne, and space applications. If you are passionate about the Mission and eager to learn and contribute, then we want to hear from you!


What You Will Do

  • Your responsibilities may include support for concept development and prototyping, detailed design and analysis, supplier support, build support, and test support.
  • You will work under the guidance of a team lead to understand the technical, schedule, and budget expectations for your tasking.
  • You will work alongside other engineers from across all engineering disciplines to collectively achieve success for your program and customer.
  • You will receive skill-development training and technical support from Raytheon's network of engineering experts.
  • ​You will have opportunities to document and present your work.

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.
  • Must have a minimum of 60 hours of credit by the start of the internship / co-op session. 
  • Experience may be obtained through on-the-job experience, research, coursework, or projects

Qualifications We Prefer

  • Experience with Geometric Dimensioning and Tolerancing (GD&T)
  • Experience with PTC Creo CAD software modeling and drafting
  • Experience with hardware prototyping or modification
  • 3.0 cumulative GPA

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.

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Key Skills
Mechanical engineeringAerospace engineeringGeometric dimensioning and tolerancingGD&TPTC CreoCAD softwareHardware prototypingTechnical designEngineering analysisSurveillance systemsDefense systemsConcept developmentTechnical documentationTeam collaboration
Categories
EngineeringTechnologyManufacturingSecurity & Safety
Benefits
MedicalDentalVisionLife insuranceShort-term disabilityLong-term disability401(k) matchFlexible spending accountsFlexible work schedulesEmployee assistance programEmployee scholar programParental leavePaid time offHolidays
Mechanical Engineering Intern (Summer 2027) - InternshipsHQ