CAD/PCB/3D Design Engineer – AI Evaluation

🔥 0 minutes ago

🇺🇸 United States – Remote

💵 $60 - $100 / hour

⏳ Contract/Temporary

🟡 Mid-level

🟠 Senior

🧑‍🔧 Mechanical Engineer

👻 Ghost score 9%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Mercor

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2023

🔥 Funding within the last year

💰 $350M Series C - Mercor on 2025-10

Mercor is a company for which no descriptive text was provided in the input. Additional information (products, services, target customers, or industry specifics) is needed to create an accurate summary and select appropriate industries.

📋 Description

• Create realistic, difficult engineering design tasks for evaluating frontier AI models • Develop self-contained tasks including prompts, input files, and automated graders • Build and iterate tasks with Claude Code and version them in Git • Run tasks against frontier models and review model transcripts • Identify and close leaks and shortcuts so tasks are difficult for the right reasons • Ensure tasks are fair, realistic, and prioritize realism over difficulty • Pass automated QA and peer review • Document the rationale for synthetic data created • Attend onboarding and calibration sessions • Work across Mechanical CAD, Electronics/PCB, or 3D/Spatial-Temporal design tracks

🎯 Requirements

• 3+ years of hands-on design experience in at least one track (industry, research lab, or serious freelance work) • Mechanical CAD track: hands-on professional experience with SolidWorks, AutoCAD, FreeCAD, or a comparable CAD tool • Experience delivering fabricated boards, manufactured parts, production 3D assets, or published research • Portfolio link required to apply • Python experience as part of engineering work • Comfortable with the command line and Git • Ability to judge whether a design is actually correct, not just whether it looks right • Mechanical CAD: parts, assemblies, mechanisms, and tolerancing experience • Electronics/PCB: schematic capture, layout, DRC/ERC, footprints, and enclosure fit using KiCad • 3D/Spatial-Temporal: scene construction, animation, rigging, physics, and camera work in headless Blender driven by Python • Ability to work minimum 20 hours per week and be active at least 5 days per week • Must be able to work as an independent contractor • H1-B and STEM OPT candidates are not supported • Siemens NX and/or CATIA experience valued • Experience scripting design tools such as build123d/CadQuery, FreeCAD Python, NX Open, KiCad scripting, or Blender's Python API (bpy) valued • FEA, CFD, circuit, or EM simulation experience valued • Degree (BS/MS/PhD) in Mechanical, Electrical, Aerospace, Robotics, Computer Graphics, or a related field is a bonus qualification • Prior AI training, benchmark, or evaluation work, or heavy daily use of AI coding agents is a bonus qualification

🏖️ Benefits

• Fully remote role • Flexible schedule / work on your own schedule • Weekly payments via Stripe or Wise • Competitive pay • Minimum 20 hours per week • Opportunity to collaborate with leading researchers • Opportunity to help shape next-generation AI systems • Referral rewards of up to $400 per successful referral, subject to limits • Reasonable accommodations upon request