Mindrift is seeking a CFD Engineer based in Canada to train and evaluate AI agents on expert-level fluid simulation tasks. Candidates must have a degree in Mechanical or Aerospace Engineering (or related field), extensive CFD experience with tools like OpenFOAM or ANSYS Fluent, Python/GitHub proficiency, and English at B2 level or higher. The role involves setting up simulations, building reference solutions, and writing Python verification checks on a flexible, remote freelance basis.