Engineer systems, system engineer

Date Posted:

2026-01-06

Country:

Canada

Location:

LOC13055 1801Courtney Park Drive,Mississauga,Ontario,L5T 1J3,Canada

Position Role Type:

Unspecified

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 2026 to August 27th, 2027

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

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Our Expectations:

The “Fluid Systems Engineer” is responsible for analyzing and designing both secondary-air and oil systems of gas turbine engines. The candidate will work alongside a group of highly qualified senior engineers to support a variety of exciting ongoing programs.

Why join our team?

Shaping the future of the aerospace industry by innovating and improving aircraft powerplants.

Work in a multidisciplinary environment where collaboration is a must.

What will your day-to-day look like?

Perform 1D and 3D simulations of a variety of fluid related problems.

Collaborate with senior engineers to support fluid systems related projects.

Coordinate departmental documentation efforts.

Participate in the development of air and oil systems of gas turbine engines by optimising aerodynamics/heat management of single- and two-phase flows respectively.

Preparing and modifying CAD with CATIA.

Executing CFD simulations with ANSYS products (FLUENT/CFX).

Analyzing secondary and oil systems with 1D codes.

Utilize first principles to simplify complex problems to optimize simulation time.

Identify and analyse the technical needs of the project.

Based on simulation results, give recommendations on the technical direction to take by considering the pros and cons of the various solutions.

Present results to several internal stakeholders including Fluid Systems, Mechanical Components and Research and Technology teams amongst others

Participate in experimental testing associated with the proposed technical solutions.

Perform a technological watch and a continuous improvement on the methods and software's used.

If you are interested in applying first principles to several fundamental engineering problems and you have a knack for design and problem solving to support high tech devices, we invite you to apply.

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 Aerospace or Mechanical Engineering.

Excellent communication skills in English (spoken/written). French is an asset.

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.

The salary range for this role is 23.10 to 33.30 CAD. 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.

This job posting is for an existing position vacancy.

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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