Mindrift is seeking a CFD Engineer to help train and evaluate AI agents on expert-level fluid simulation tasks by preparing simulations, verified reference solutions, and Python validation checks. Applicants should have a degree in Mechanical or Aerospace Engineering (or related fields), several years of CFD experience with tools like OpenFOAM or ANSYS Fluent, Python skills, and English proficiency at B2 level or above. The position is a remote freelance role open to candidates in Japan, South Korea, New Zealand, and Singapore.