Mindrift is seeking freelance Mechanical CFD Engineers based in Portugal, Greece, or Italy 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), industry or research experience with CFD tools like OpenFOAM, ANSYS, or STAR-CCM+, proficiency in Python and GitHub, and B2+ English skills. Work is remote and expected to require 10–20 hours per week during active phases.