Mechanical Engineering Intern (Summer 2027)

Prattwhitney; Richardson (TX); On-site; USD 37,000 - 82,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) match

Paid time off

Flexible work schedules

Job summary

RTX's Collins Aerospace Strategic Defense Solutions group seeks a highly motivated Mechanical Engineering intern to join our team onsite in Richardson, TX. You will design, develop, and test mechanical/electromechanical systems for military aircraft and transportable platforms, collaborating with Systems, Electrical, and Manufacturing Engineering staff.

You will gain hands-on experience in modeling, testing, and documenting development data, while learning to follow design, safety, and

Qualifications

• Pursuing Bachelor's or Advanced degree in Mechanical, Aerospace or STEM fields and enrolled through internship/session end.
• Experience with 3D CAD software to develop models and components.
• Experience with mechanical analysis tools or simulations is required or beneficial.

Responsibilities

• Apply research to design, development, and testing of mechanical/electromechanical systems.
• Create models for components, parts, subassemblies, and assemblies with engineers.
• Execute tests for systems, subsystems, and components with oversight.
• Analyze test results against design specs and objectives.
• Communicate effectively within a cross-functional team.

Skills

Solidworks

ANSYS

CAD modeling

Education

Bachelor's or Advanced degree in Mechanical/Aerospace or STEM

Tools

Solidworks

ANSYS

Job description

Date Posted: 2026-09-10 Country: United States of America Location: US-TX-RICHARDSON-462 ~ 3200 E Renner Rd ~ RENNER BLDG 462 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. The Collins Aerospace Strategic Defense Solutions group is seeking a highly motivated Mechanical Engineer intern to join our team onsite in Richardson, TX! Our Mechanical Engineering intern participate in the design, development, and test of electronic equipment and integration kits for communication systems on military aircraft and transportable platforms. You will learn to work closely with fellow Mechanical Engineers as well as Systems, Electrical, and Manufacturing Engineering staff to assure defined requirements are consistently met in all phases of a product’s lifecycle.

What You Will Do:

• With technical supervision, apply research to the planning, design, development, and testing of mechanical and/or electromechanical systems.
• Work with engineers and designers to produce models for components, parts, subassemblies, and assemblies.
• With technical oversight, execute tests for systems, subsystems, and components.
• Analyze test results in relation to design or rated specifications and test objectives.
• Communicate effectively in a cross-functional team.

What You Will Learn:

• Collaboration in a multi-disciplinary team to create successful designs.
• How to follow appropriate design, safety, and qualification standards in development programs.
• Documentation of development, analysis, and test data.
• Processes associated with the various phases of the product development cycle.

Qualifications You Must Have:

• Must be pursuing Bachelor's or Advanced degree in Mechanical Engineering, Aerospace Engineering, or related Science, Technology, Engineering, or Mathematics (STEM) major and actively enrolled through the completion of the internship/co-op session.
• Experience with Solidworks or similar 3D CAD software.
• Experience with ANSYS or other mechanical analysis software.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

We Prefer:

• Must have a minimum of 60 hours of credit by the start of the internship session.

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value:

• Safety
• Trust
• Respect
• Accountability
• Collaboration
• Innovation

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.

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. 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.

Equal Opportunity Employer 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 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.

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.