About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey .

Position: CAD / PCB / 3D Design Engineer — AI Evaluation

Type: Contract

Compensation: $60–$100/hour

Location: Remote

Commitment: 20+ hours/week

Role Responsibilities

Design realistic engineering problems with prompts, input files, and graders to evaluate AI models .
Develop tasks using SolidWorks , AutoCAD , FreeCAD , and code-based CAD tools like build123d and CadQuery .
Run tasks against frontier models, refine them for fairness and difficulty, and document synthetic data rationale.
Collaborate with AI coding agents and manage version control with Git .
Attend onboarding and calibration sessions to align with project goals.

Qualifications

Must-Have

3+ years of hands-on design experience in Mechanical CAD , Electronics/PCB , or 3D/Spatial-Temporal .
Professional experience with SolidWorks , AutoCAD , FreeCAD , or comparable CAD tools .
Proficiency in Python , command line, and Git .
Portfolio of design work (link required).
Ability to assess design correctness beyond appearance.

Preferred

Experience with Siemens NX , CATIA , build123d , CadQuery , FreeCAD Python , NX Open , KiCad scripting , or Blender's Python API .
FEA , CFD , circuit, or EM simulation experience.
Degree in Mechanical , Electrical , Aerospace , Robotics , Computer Graphics , or related fields.
Experience with AI training, benchmarking, or evaluation.

Start Date

Immediate start ; applications reviewed on a rolling basis.

Application Process (Takes 20–30 mins to complete)

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AI interview based on your resume
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Resources & Support

For details about the interview process and platform information, please check:
For any help or support, reach out to: support@mercor.com

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

CAD Design Engineer - AI Evaluation

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