Mechanical Systems Design Intern (Summer 2027)(Onsite)

Prattwhitney; East Hartford (CT); On-site; USD 37,000 - 82,000; Full time

Benefits offered by this job

Medical

Dental

Vision

401(k) match

Paid time off

Job summary

RTX in East Hartford is seeking a motivated Mechanical Engineering student for an internship program to contribute to mechanical designs and support build/teardown activities. You will gain hands-on experience in aerospace design while collaborating with cross-functional teams.

You will use CAD tools like Unigraphics NX, read engineering drawings, and participate in design modelling and tolerance analysis as part of a dynamic engineering team.

Qualifications

• Must be pursuing a Bachelor’s or Advanced degree in Mechanical Engineering or related STEM field and actively enrolled through the completion of the internship session.
• Experience with Unigraphics NX or similar CAD tools.
• Minimum Cumulative GPA of 3.0.
• Experience reading engineering drawings.
• Experience with design or modelling of mechanical components.
• Experience with manufacturing methods such as machining, casting, or forging.
• Experience independently executing multiple tasks.

Responsibilities

• Play a vital role in creating and modifying mechanical designs to meet project requirements.
• Collaborate with cross-functional teams to deliver engineering solutions.
• Support build and teardown activities, ensuring designs are implemented correctly.
• Utilize engineering drawings and follow written and verbal instructions.
• Apply knowledge of CAD tools, such as Unigraphics NX or similar software, to develop models and drawings.
• Work closely with engineering teams to ensure project success.

Job description

Date Posted: 2026-10-29 Country: United States of America Location: US-CT-EAST HARTFORD-ETC ~ 400 Main St ~ BLDG ETC 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.

What You Will Do

• Play a vital role in creating and modifying mechanical designs to meet project requirements.
• Collaborate with cross-functional teams to deliver engineering solutions.
• Support build and teardown activities, ensuring designs are implemented correctly.
• Utilize engineering drawings and follow written and verbal instructions.
• Apply knowledge of CAD tools, such as Unigraphics NX or similar software, to develop models and drawings.
• Work closely with engineering teams to ensure project success.

What You Will Learn

• Develop technical depth in key Design Discipline areas, including blueprint interpretation, component design & modelling, and tolerance stack analysis.
• How to engage cross‑disciplinary teams to perform Design tasks.
• How Bearing Compartments function and play a crucial role in Engine function.
• How to communicate complex technical topics effectively to Design and Integrated Product Team (CIPT) members.
• How to independently plan and execute the technical path for small Design tasks.
• Engineering Interns at Pratt & Whitney work on challenging, meaningful, and impactful projects across our business. Our intern program seeks to help you develop an understanding of the aerospace industry and learn about our company and its operations.

Qualifications

• Must be pursuing a Bachelor’s or Advanced degree in Mechanical Engineering or related Science, Technology, Engineering, Mathematics (STEM) field and actively enrolled through the completion of the internship session.
• Experience with Unigraphics NX or similar computer-aided design (CAD) tools.
• Minimum Cumulative GPA of 3.0.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.
• Experience reading engineering drawings.
• Experience with design or modelling of mechanical components.
• Experience with manufacturing methods such as machining, casting, or forging.
• Experience independently executing multiple tasks.

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

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.

Benefits

• 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
• 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.

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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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.