OpenTrain AI

Industrial Design CAD Question Writer, Part-Time AI Training - Remote (United States)

Fully remote

OpenTrain AI

Posted 29 Oct 2026

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• $40–$80 per hour • 100% remote • Part-time • Fully flexible schedule Work flexibly on part-time CAD projects that turn complex assemblies into precise questions and answers for AI training and evaluation. The AI systems everyone is talking about are trained and tested by real experts. The teams building them need industrial designers, mechanical engineers and aerospace engineers who can study complex CAD assemblies, turn what they see into precise technical questions with exact answers, and help measure how well AI systems understand real designs. Your engineering judgment sets the standard the AI is held to. What you'll do • Study CAD assemblies built from many parts and work out their design intent, key features and what each part does • Turn assembly structure and the relationships between parts into several original technical questions per assembly • Give each question one exact answer that cannot be guessed, and keep every question-answer pair objective, precise and unambiguous • Suggest improvements to the project process as you work Why this is worth your time • Get paid $40–$80 an hour for part-time, independent contract work • Work on AI systems that read CAD designs, writing the questions and answers that test how well they understand an assembly • Apply design and engineering judgment to evaluate how well AI systems understand real CAD designs • Fully remote and flexible, no fixed shifts, no commute Who this is for • Trained in mechanical engineering, aerospace or industrial design • Strong CAD skills and experience reading assemblies made up of multiple parts • Comfortable working with CAD files, assembly drawings and technical documents • You have written technical documents, assessment materials or other structured content • Careful written and verbal communicator with close attention to detail • Able to work on your own and deliver your work consistently • Fluent in English • Helpful background includes FreeCAD or similar CAD software and technical education or assessment work; prior FreeCAD or AI training work is not required. Pay and details • $40–$80 per hour, paid hourly as an independent contractor • Part-time, flexible schedule; fully remote, United States How to apply 1. Apply on OpenTrain with your resume: https://app.opentrain.ai/api/out/cmtxgl6j4002a0agms9r4irhj?ch=cadjobs&sub=cadjobs-cmtxgl6j4-us-2026-10 2. Complete a short application on the hiring platform. 3. If shortlisted, take a short AI interview. Ready to turn your CAD and design judgment into precise questions and answers for AI systems? Apply today. About OpenTrain AI OpenTrain AI connects experienced professionals with paid, part-time AI training work: shaping and improving the AI systems that companies are building right now. PAID OPTIONS: NONE.