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Mechanical Engineering Expert for AI Evaluation

Use your mechanical engineering knowledge to write prompts and evaluate AI-generated answers for accuracy and clear explanations. This remote U.S. role offers flexible, asynchronous work for up to $75 per hour, with 20+ hours per week.

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OpenTrain AI

Generative AI & RLHF

Remote Hourly · $75/hr

$75/hr

Compensation

Contract, part-time

Engagement

Remote

Location

Nov 5, 2026

Posted

Open to applicants in

United States

The work

You will help improve AI systems by testing how well they understand and explain mechanical engineering. The work includes creating technical prompts, researching topics with AI assistance, and reviewing generated answers.

You will work independently in a primarily asynchronous setting. Assignments can vary as projects become available, and the program operates year-round.

  • Write prompts that test AI knowledge of mechanical engineering concepts.
  • Evaluate AI-generated answers for technical accuracy, understanding, and quality of explanation.
  • Research mechanical engineering topics and use that research in AI evaluation.
  • Use your engineering judgment to identify strong, incomplete, or incorrect answers.

What it pays and takes

This is a remote, part-time contractor role for candidates in the United States.

  • Pay: Up to $75 per hour.
  • Workload: 20+ hours per week.
  • Schedule: Flexible and primarily asynchronous.
  • Location: Open to candidates in the United States.
  • Language: Fluent in English.
  • Education: Currently enrolled in an undergraduate mechanical engineering program.
  • Knowledge: Strong understanding of core mechanical engineering concepts.
  • Communication: Able to explain technical ideas clearly and judge the quality of technical explanations.
  • Work style: Able to work independently and contribute specialized expertise to AI research and model improvement.

How it works

Apply on OpenTrain with your resume, then complete the application on the hiring site.

About AI training work

AI training is the human work behind systems that generate and understand text. People with subject expertise write examples, review model answers, and point out errors so AI can handle specialized topics more accurately. OpenTrain helps people find these projects and build careers in AI training and data labeling.

Requirements

  • Languages: English

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