Mindrift is seeking a freelance CAD Engineer to train and evaluate AI agents operating within real CAD environments by designing part geometry, creating reference solutions, and judging model performance. Applicants must hold a degree in Mechanical or Aerospace Engineering (or related field), have 5+ years of hands-on CAD modeling experience, possess their own active CAD license, and be proficient in Python, GitHub, and English at B2 level or above. The position is remote and based in the United Kingdom, offering an estimated 10–20 hours per week during active project phases.