Internship - Summer - Mechanical Designer

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About Pratt & Whitney Canada

Pratt & Whitney Canada (P&WC) is a global leader in the aerospace industry, headquartered in Longueuil, Quebec. We manufacture next-generation engines that power the world's largest fleet of business, general aviation, and regional aircraft and helicopters.

For nearly 100 years, we have pioneered advancements in engine development, supporting cargo and equipment, transportation, wildfire suppression, and passenger travel.

An Employer of Choice

Pratt & Whitney Canada was recognized as one of Canada's Top 10 Employers in 2025 by Forbes and ranked #1 in the aerospace and defense industry in the country. Our headquarters are also listed among the top employers in the Montreal region. These accolades reinforce our reputation as an employer of choice in Montreal, Canada, and worldwide.

Internship dates: May 4th to August 21st, 2026

Location: The position is based at our Mississauga location; the internship is from Monday to Friday, with flexible hours and exclusively on-site

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Why join our team?

The Support to Operations (STO) Mechanical Designer within Turbomachinery is responsible for providing engineering support to supply chain. He assumes responsibility for several components of a project or a complex component of a larger project. He contributes to his team or department by applying his knowledge of several functional areas. If you are a professional able to work quite independently and have a thorough knowledge of the discipline and the role, we invite you to apply.

What will your day-to-day look like?

• Design modifications that will resolve producibility challenges on turbomachinery components.
• Perform thorough engineering evaluations of non-conforming material.
• Support outsourcing activities by defining and executing substantiation plans for components manufactured by new suppliers.
• Initiate design modifications for cost reductions

What do you need to be successful?

• Be eligible to work in Canada
• Be enrolled in a Canadian university throughout your internship
• Be able to work on-site in the province where you are hired if applicable
• Pursuing a degree in Mechanical or Aerospace Engineering
• Excellent communication skills in English (spoken/written). French is an asset.
• Analytical skills
• Focus on results
• Teamwork and thoroughness

Assets:

• Organizational skills and ability to work under pressure with competing and varying priorities
• Project management skills

Working at Pratt & Whitney Canada

The masculine pronoun is used without discrimination and solely for the purpose of making the text easier to read. We will consider applications from all qualified candidates.

At Pratt & Whitney Canada, we combine passion, boldness, and precision to design, manufacture, and maintain the most advanced and reliable aircraft engines in the world. Our work and the quality of our products contribute to the success of our customers, who in turn save lives, support commerce, connect communities, and protect freedoms.

At Pratt & Whitney Canada, you have the opportunity to make a difference every day—just look up. Are you ready to go beyond?

The selected candidate will be required to complete a criminal background check and any applicable clearances with respect to the handling and transfer of controlled goods. Employment is conditional upon the successful completion of these checks and obtaining the required clearances. Failure to do so will result in the withdrawal of the employment offer.

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.  

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