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OpenTrainPhDMaster'sMD / licensed physician

Radiologist / Radiation Sciences Expert (AI Safety)

You will create and assess safety-focused evaluation tasks for AI models. The work involves deciding whether medical and radiation-related requests are safe, explaining your reasoning, and helping improve model behavior on safety-critical questions.

Field
Medicine & health
Where
United States, Australia, Canada, New Zealand, United Kingdom
Asks for
PhD, Master's, MD / licensed physician
Posted
3 days ago

Pay data for your profession: Physician AI trainer jobs · PhD AI trainer jobs

How this pay compares

At $150/hr, this role pays more than 73% of the 190 open medicine & health roles with a listed pay range, above the median of $96.

Open medicine & health roles that ask for a Master's have a median of $86/hr (11 roles).

Among platforms with 10 or more priced medicine & health roles, Mercor has the highest median ($150/hr across 37 roles) and Alignerr the lowest ($55/hr across 25).

OpenTrain AI roles that closed since late October stayed listed a median of 31 days (122 roles). OpenTrain AI posted this one 3 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

$150/hr

Per week, before tax

$2,250

Per month, if the work is steady

$9,750

Tax
Contract pay arrives with no tax withheld. A US contractor at this rate and these hours would set aside about $2,465 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 medicine & health 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
Mercor40$150/hrCardiologist$350/hr
micro126$98/hrDomain Researcher, Medical$400k-800k/yr
OpenTrain AIthis role103$98/hrAnesthesiologists for AI Model Evaluation$300/hr
Alignerr25$55/hrClinical Business Intelligence Manager$40-80/hr
Handshake AI22up to $180/hrAnesthesiologists AI TrainerUp to $300/hr

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

All 216 open medicine & health roles →

The full listing

As posted on OpenTrain AI. See the original

The work

You will create and assess safety-focused evaluation tasks for AI models. The work involves deciding whether medical and radiation-related requests are safe, explaining your reasoning, and helping improve model behavior on safety-critical questions.

  • Write prompts and scenarios that test the boundary between safe and unsafe requests in radiology, medical physics, or radiation science.
  • Review and classify prompts created by other experts.
  • Explain clearly why a request is acceptable or where it crosses a safety boundary.
  • Revise evaluations using structured reviewer feedback.

What it pays and takes

This is remote, flexible, task-based contractor work that you complete on your own schedule.

  • $150 per hour.
  • $85 per approved task.
  • Remote work open to candidates in Australia, Canada, New Zealand, the United Kingdom, and the United States.
  • Fluent English.
  • A master's degree or higher, such as an MD, DO, MSc, or PhD, in radiology, medical physics, radiation science, or a closely related field.
  • Ability to explain the technical reasoning behind safety judgments clearly and precisely.
  • Experience in AI evaluation, red teaming, or data annotation is helpful but not required.
  • Board certification in radiology or medical physics, or clinical or research experience with radiation sources, is relevant.

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 learn from examples, including reviewing model answers and testing how models handle difficult requests. Subject-matter experts are paid for this work because their knowledge helps make AI responses more accurate and safer.

OpenTrain helps people find AI training and data-labeling projects, build a profile, and apply in minutes. Creating an OpenTrain account is free.

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 $150/hr since Nov 10, 2026 with no change.

Across OpenTrain AI's medicine & health roles, the median listed pay was $85/hr on Nov 1, 2026 (41 roles) and is $98/hr as of Nov 11, 2026 (102 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 medicine & health roles

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