Location: CA-ON-MISSISSAUGA-P22M01 ~ 1801 Courtney Park Dr ~ P22M01 BLDG Date Posted: Country: Canada Position Role Type: Onsite About Pratt & Whitney Canada Pratt & Whitney Canada (P&WC) is a global leader in aerospace innovation, headquartered in Longueuil, Quebec. We design and manufacture next‑generation aircraft engines that power the world’s largest fleet of business, general aviation, regional aircraft and helicopters. For nearly 100 years our teams have been at the forefront of propulsion technology, pushing boundaries to make flight more efficient and reliable. Internship Details Internship dates: August 31 – December 18, 2026 Location: 1801 Courtney Park Dr. E, Mississauga, ON L5T 1J3 (on‑site) Why Join Our Team? The Combustion Aerothermal Systems department works on the design and validation of the combustion section of turbofan, turboprop, and turboshaft engines. The internship focuses on CFD prediction and validation of NOx emissions produced by the combustion process in a gas turbine engine. Responsibilities Prepare combustion chamber geometry using ANSYS CAD tools Mesh geometry using ANSYS meshing tools Review NOx prediction models available in open literature and compare them to the models implemented in ANSYS Fluent Perform combustion CFD simulations in ANSYS Fluent with primary focus on predicting NOx produced by the combustion process Review combustor NOx data measured on engines to understand key variables and measurement details Perform CFD simulations with the NOx models available in ANSYS Fluent and compare the predictions to engine data Implement a new NOx model from literature survey in ANSYS Fluent Summarize and present findings Document the findings in a report What You Will Learn Gas turbine engine combustion system components and function Gaseous emissions CFD improvement and validation process Pratt & Whitney Canada’s engine portfolio Teamwork & group dynamics Qualifications 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. Master/PhD candidate in Mechanical, Aerospace, Engineering Physics or Chemical Engineering. Proficiency in ANSYS CAD tools (SpaceClaim and/or DesignModeler and/or Discovery). Proficiency in ANSYS mesh generators (Fluent mesher and/or ANSYS Workbench mesher). Proficiency in ANSYS Fluent or other combustion CFD codes such as OpenFOAM. Solid understanding of fluid mechanics, multiphase flows and combustion sciences. Proficiency in programming using C/C++, Python, MATLAB. Assets Exposure to combustion CFD. Good oral and written communication skills. Ability to work independently as well as in a team. 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. Background Checks The selected candidate will be required to complete a criminal background check and any applicable clearances related to handling and transfer of controlled goods. Employment is conditional upon successful completion of these checks. Salary Range 31.00 CAD to 33.30 CAD per hour. Equal Employment Opportunity 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. #J-18808-Ljbffr