FreeCAD Engineer, Part-Time AI Mechanical Design Review - Remote (United States)

• $40–$100 per hour equivalent, paid per task• 100% remote• Part-time• About 15 hours a week, you choose when Work on the cutting edge of AI for engineering, on your own schedule, and get paid for the CAD and mechanical design skills you already have. The AI systems everyone is talking about are trained and tested by real engineering professionals. The teams building them need mechanical engineers and CAD designers who can build and validate detailed parametric models, assemblies and drawings, review them for quality and manufacturability, and give clear feedback on what needs to change. Your judgment helps shape the next generation of models for real engineering work. This is that work, done remotely, around your current job. What you'll do• Create and update detailed parametric FreeCAD models for mechanical design tasks• Develop mechanical assemblies and review how components fit and work together• Prepare technical drawings and engineering documentation for design review, manufacturing and assembly• Review CAD models and drawings, identify issues, explain your findings and help resolve problems Why this is worth your time• Get paid the equivalent of $40–$100 an hour to build real AI skills, on top of your current job• Work directly with frontier AI tools and see how they are built, tested and improved, experience most mechanical engineers and CAD designers will not have for years• Build a career edge for what comes next: AI is reshaping mechanical engineering and product design, and the people who understand it from the inside will lead that change• Fully remote and flexible, no fixed shifts, no commute Who this is for• Two or more years in mechanical engineering, industrial engineering, product design or another field built on parametric CAD• Advanced FreeCAD or equivalent parametric CAD experience• Mechanical design skills including GD&T, DFM, technical drawings, manufacturing documentation and model verification, with fluent English• No AI experience needed. You bring the expertise; we bring the training on the tools. Pay and details• $40–$100 per hour equivalent; pay is per task, as an independent contractor• About 15 hours a week, you choose when; fully remote, United States How to apply1. Apply on OpenTrain (about two minutes; upload your resume).2. Complete a short application on the hiring platform.3. If shortlisted, take a short AI interview. Most people hear back within days. Ready to put your mechanical design expertise to work at the frontier of AI? Apply today. About OpenTrain AIOpenTrain AI connects experienced professionals with paid, part-time AI training work: shaping and improving the AI systems that companies are building right now.