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STEM Mercor

Mechanical Engineering Expert

Mercor • Remote, United States

Education

Not stated

Type

Hourly

Pay

$70-80/hr

Your rate depends on your experience and the task.

Last checked

Today

Checked

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About this role

From the Mercor listing

Role Overview

  • Mercor is seeking senior mechanical engineering professionals to build evaluation tasks for AI systems operating in Fortune 500 enterprise product design and manufacturing contexts.

  • The workflows are calibrated to the design complexity, safety stakes, and production scale of Fortune 500 and large industrial manufacturers.

  • This role builds worlds on two standards tracks: a US track (ASME) and an International track (ISO). Experts qualified in either or both tracks are encouraged to apply.

  • Contributors design enterprise mechanical engineering scenarios, draft reference outputs, and write rubrics that capture how senior F500 engineering leaders think.

Key Responsibilities

  • Construct enterprise mechanical engineering scenarios spanning complex product design cycles, multi-stakeholder design reviews, and manufacturing or regulatory certification processes at F500 accounts.

  • Build tasks across F500 product design and CAD modeling, thermal/fluid systems analysis, structural and stress analysis, manufacturing process engineering, and reliability/failure analysis.

  • Develop engineering scenarios involving tools such as SolidWorks, ANSYS, CATIA, MATLAB/Simulink, and enterprise PLM systems (Siemens Teamcenter, PTC Windchill) in F500 stacks.

  • Apply enterprise mechanical engineering methodologies (FEA/CFD simulation, DFM/DFA principles, Six Sigma/DFSS, GD&T per ASME Y14.5 or ISO GPS) and produce reference design specifications, engineering analyses, and executive-level technical narratives.

  • Author rubrics that distinguish authentic enterprise mechanical engineering judgment from generic textbook or coursework-level recall.

Ideal Qualifications

  • 5+ years working as a mechanical engineer or engineering lead at a Fortune 500 or major industrial, automotive, aerospace, or manufacturing company (GE, Boeing, Caterpillar, Ford, Honeywell, Siemens, Bosch, Rolls-Royce, Mitsubishi Heavy Industries).

  • Direct ownership of large-scale product designs, manufacturing processes, or engineering certification programs.

  • Fluency in enterprise mechanical engineering tooling and methodologies, plus understanding of how safety standards, regulatory certification (ASME, ISO, FAA, FDA), and cross-functional design governance actually work.

  • A professional engineering credential (US PE or an international equivalent such as CEng or EUR ING) and prior rubric, engineering-training curriculum, or design documentation authorship are a plus.

Requirements

  • Must be eligible to work in United States
  • Fluent proficiency in English (Written & Verbal)
  • Reliable high-speed internet connection
  • Bachelor's degree or equivalent professional experience
  • Demonstrated expertise in STEM

How long hiring takes

On the platforms we refer people to, half of hires came within about 25 days of applying. Time from applying to hire:

Under 2 weeks
~30%
2 weeks to 6 weeks
~40%
6 weeks to 3 months
~15%
Over 3 months
~15%

Talent pool members

When your profile is a strong match, we can put you forward to Mercor. Set up your profile first if you haven't.

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Why this role

At $70-80/hr, this Mechanical Engineering Expert role asks you to check AI answers in STEM the way a colleague in your field would.

Talent pool

We're light on STEM candidates

We've tracked 1,036 STEM listings and have few candidates to put forward for them. Set up a profile and we'll consider you for roles like this one.

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Skills and categories

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Common questions

Does Mercor's application require an on-camera interview?

Yes. You record a video interview with an AI interviewer that asks about your resume, and clients watch it before they hire, so plan to be on camera.

Does it cost money to apply to Mercor?

No, applying to and joining Mercor is free. Mercor charges the client a fee on top of your rate. If anyone asks you to pay to join, treat it as a scam.

Is research-level AI training steady work?

Usually not. Work comes in projects, such as training a model on quantum mechanics, that can last a few weeks. Plan for it like a short fellowship.

Is research-level AI training the same as data labeling?

It's closer to academic research. You write or check proofs, solve advanced problems and test the logic behind a model's step-by-step reasoning in your field.

What does STEM work look like for a Mechanical Engineering Expert?

You check AI answers to STEM questions, correct their errors and write expert reasoning. As a Mechanical Engineering Expert, you're hired for that judgment, so hands-on STEM experience matters.

How much does this specific role pay?

This listing is posted at $70-80/hr, an hourly rate. Where you land in the range depends on your background and the assessment. Pay can change after we check the listing, so confirm the rate on the platform's application page.

What happens when I click Apply on this listing?

Apply opens Mercor's site, where you create an account and follow its sign-up steps.

Can I apply from outside the United States?

This role is open only to people based in the United States. The limit is usually about where the platform can legally hire, so applying from elsewhere rarely leads to an offer. Check the description for tax or right-to-work rules before you apply.

How soon will I start working after applying to Mercor?

Usually after a few weeks. Applying puts you in Mercor's pool of candidates, and you start once a client, such as an AI lab, picks your profile.