Mindrift is seeking a CFD Engineer in the United Kingdom to train and evaluate AI agents on expert-level fluid simulation tasks by taking CAD geometry, running simulations, and writing Python verification checks. Candidates must have a relevant engineering degree, several years of hands-on CFD experience (with OpenFOAM, ANSYS Fluent/CFX, or STAR-CCM+), Python and GitHub skills, and at least B2 English proficiency. The freelance role is remote, requiring an estimated 10–20 hours per week during active phases.