Mechanical Engineering Intern (Summer 2027)

Prattwhitney; Marlborough (MA); 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

Job summary

RTX is seeking a Mechanical Engineering Intern to support the design, development, and integration of radar systems. The role focuses on mechanical design, hardware integration, and production support for land-based and shipboard radars.

The internship runs in summer 2026 with on-site operations and collaboration across the Radar Mechanical Design Department. You will train on CREO, PDM, and CAD workflows, assist with documentation, perform tolerance analyses, and work with engineers to meet

Qualifications

• Must be pursuing a Bachelor’s or Advanced degree in Mechanical Engineering and enrolled through internship.
• Must have at least 60 credit hours by internship start date.
• Experience using CAD software such as SolidWorks, Creo, Fusion 360, or equivalent.
• Experience with mechanical hardware documentation or drawing standards.

Responsibilities

• Assist design tasks using RTX CAD tools and PDM.
• Support design documentation with engineering tools and MS Office.
• Apply engineering problem-solving skills to tasks.
• Collaborate with Radar Design Department to meet business objectives.
• Perform Mechanical Tolerance Analysis per GD&T practices.

Skills

CAD software

SolidWorks

Creo

Fusion 360

Engineering analysis

Documentation

Education

Bachelor’s or Advanced degree in Mechanical Engineering

Tools

Creo

SolidWorks

Fusion 360

Job description

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.

What You Will Do

The Mechanical Engineering Intern will support mechanical design, development, and integration of some of the most innovative land-based and shipboard radars in the world. This includes radar systems, hardware integration, electronic modules, pedestal and power and cooling systems. The department is comprised of individuals with technical expertise and experience in hardware design, integration, and production support. The Radar Mechanical Design Department has an on-site, full-time Internship position starting summer 2026. The candidate will assist mechanical engineers in the design and/or development of radar system equipment.

Key Responsibilities

• Training and application of RTX tools including CREO and PDM to perform design tasks
• Design and Documentation support utilizing engineering tools, Adobe, and MS office suite.
• Utilize proven problem-solving skills and experience in Engineering Analysis
• Collaborate with coworkers and various teams in the Radar Design Department to support business objectives of the organization
• Perform Mechanical Tolerance Analysis using Geometric Dimension and Tolerance best practices

You Must Have

• Must be pursuing Bachelor’s or Advanced degree in Mechanical Engineering and actively enrolled through the completion of the internship session.
• Must have a minimum of 60 hours of credit by the start of the internship / co-op session.
• Experience using computer aided design (CAD) software such as SolidWorks, Creo, Fusion 360, or equivalent.
• Experience with mechanical hardware documentation or drawing standards.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer

• Experience in engineering projects or prior internship experience
• Experience in Microsoft Office

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

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 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.

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.