Mechanical Materials Engineer Intern

Date Posted

2026-10-06

Country

United States of America

Location

US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX 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.

The Materials and Process Engineering Department, which functions within the Hardware Team, is looking for a mechanical engineer to join our team in Andover, MA. This position will offer a qualified candidate the opportunity to engage subject matter experts and perform mechanical testing to support development, design, and failure analysis activities associated with a wide range of product applications. Tasks will require critical thinking to solve challenging problems and careful attention to detail on procedures, testing of materials, and documentation of results. Collaboration with design & material engineers, subject matter experts, and suppliers is required. Candidate must be able to manage and coordinate a wide variety of simultaneous tasks within set schedule requirements. This candidate will become part of a multi-disciplined team.

What You Will Do

• Assessing materials based on conformance to specifications
• Assessing parts and hardware based on conformance to design requirements
• Following standard written protocols, as well as developing and fabricating unique test plans and test setups
• Reviewing material documentation and assessment of specifications
• Engagement with subject matter experts to understand material usage
• Engagement with suppliers

Qualifications You Must Have

• Currently pursuing a Bachelor’s degree in Materials Science or Mechanical Engineering
• Experience with Instrumental lab equipment (course work and lab experience), such as Universal Testing Machines (Instron), Hardness testers, Scanning Electron Microscopes, or Polishers/Grinders
• The ability to obtain and maintain a US security clearance. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer

• Understanding and coursework in Materials Science and Polymer Science
• Understanding of material safety datasheets, military specifications, and ASTM test methods
• Class projects, professional internships, or academic research demonstrating the ability to apply technical course work in Engineering
• Ability to write concise technical reports summarizing analyses
• Proficient in Microsoft Office products (Word, Excel, PowerPoint)

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, and Innovation.

• Relocation Eligibility

Learn More & Apply Now

• 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.

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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