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OpenTrain

Process Engineer for AI Training

Use your process or refinery engineering knowledge to review AI-generated material and produce analytical work for project tasks. Assignments may include price forecast models and PPA documentation.

Field
Engineering
Where
United States
Hours
up to 5/week
Posted
4 days ago

Pay data for your profession: Engineering AI trainer jobs

How this pay compares

At $80/hr, this role pays more than 48% of the 207 open engineering roles with a listed pay range, the same as the median.

Among platforms with 10 or more priced engineering roles, Mercor has the highest median ($88/hr across 35 roles) and micro1 the lowest ($60/hr across 28).

OpenTrain AI roles that closed since late October stayed listed a median of 31 days (122 roles). OpenTrain AI posted this one 4 days ago.

Computed from 2,746 open roles we track across Mercor, micro1, Handshake AI, Alignerr, Appen and OpenTrain AI, refreshed daily. Midpoints of listed ranges; “up to” ceilings are left out of medians.

What you would earn at this rate

Rate

$80/hr

Per week, before tax

$400

Per month, if the work is steady

$1,733

Tax
Contract pay arrives with no tax withheld. A US contractor at this rate and these hours would set aside about $438 a month for self-employment tax plus federal income tax at the 12% bracket (25%, before state tax). Outside the US, your own country's rules apply.

Assumes paid hours only; unpaid assessments, onboarding and gaps between projects lower the real figure. Full take-home calculator · Track what you actually earn

Open engineering roles on each platform

The same kind of work, priced on every platform we track, with the best-paid open role on each.

PlatformOpenMedianBest-paid open role
Mercor36$88/hrInfrastructure / Site Reliability Engineer (SRE)$200/hr
OpenTrain AIthis role132$85/hrChief Engineer / Senior Mechanical Engineer$200-300/hr
Alignerr14$61/hrRobotics Technician$40-120/hr
micro129$60/hrMember of Technical Staff, Research Engineering$400k-800k/yr
Handshake AI52up to $85/hrEngineering LeadUp to $195/hr

“Up to” rows list only ceilings, so their median is a maximum, not comparable with the range midpoints above them.

All 263 open engineering roles →

The full listing

As posted on OpenTrain AI. See the original

The work

Use your process or refinery engineering knowledge to review AI-generated material and produce analytical work for project tasks. Assignments may include price forecast models and PPA documentation.

  • Check AI-generated process and refinery engineering content for accuracy, relevance, and practical quality.
  • Create analytical work and data outputs using established engineering tools and workflows.
  • Apply engineering judgment to structured tasks and explain your decisions clearly.
  • Work independently in an asynchronous setting and pay close attention to detail.

Pay, schedule, and requirements

  • Pay: Up to $80 per hour.
  • Location: Remote; open to candidates in the United States.
  • Schedule: Flexible and asynchronous, with no minimum hours. Active projects commonly involve about 5 to 20 hours per week.
  • Education: Bachelor's degree or higher.
  • Tools: Hands-on experience with at least one of Aspen, Haverly GRTMPS, SuperPro Designer, or AVEVA PI.
  • Background: Experience in process engineering, refinery engineering, process simulation, refinery planning, LP modeling, refinery optimization, or a related energy or chemical industry role.
  • Skills: Strong written communication and the ability to work independently and asynchronously.
  • Language: Fluent in English.

How to apply

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

About AI training work

AI training work involves reviewing examples and giving feedback that helps improve AI systems. People with engineering expertise contribute by judging whether AI-generated material is accurate and useful in real work.

From applying to your first payment on OpenTrain AI

  1. 1

    Create a profile

    Create a free OpenTrain profile with your domains, languages and hourly rate.

  2. 2

    Apply

    Apply to the listing. Some listings hire through OpenTrain; others send you to the hiring platform.

  3. 3

    Funded milestones

    The client funds each milestone before work starts.

  4. 4

    First payment

    OpenTrain pays out to your connected payout method when the client approves the milestone. It doesn't publish a fixed payout schedule.

Sources: OpenTrain: AI training careers, OpenTrain docs: invoicing and payouts

Full OpenTrain AI profile: watch-outs and the public record →

Pay history

OpenTrain AI has listed this role at $80/hr since Nov 7, 2026 with no change.

Across OpenTrain AI's engineering roles, the median listed pay was $69/hr on Nov 1, 2026 (50 roles) and is $85/hr as of Nov 11, 2026 (130 roles).

What workers report about OpenTrain AI

Anonymous reports from people who applied or worked there: whether they got work, what they were paid and how fast.

Other engineering roles

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