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Clinical / Health Domain Expert

Mercor Contract, part-time 15 openings Posted Today New United States only

Role details

Join a leading AI lab's cutting-edge GenAI team to be at the core of the AI revolution, where your expertise fuels the development of the most advanced Large Language Models.

1. Overview

Join a leading AI lab's cutting-edge GenAI team and help build foundational AI models from the ground up. We're seeking talented licensed Clinicians and Health subject-matter experts (SMEs) with clinical expertise and active licensure in medicine, nursing, pharmacy or allied health to bring deep clinical domain expertise and elevate the quality of our AI training data.

This is a W-2 employment position with Cincinnatus LLC, with the opportunity to be placed at a leading AI Lab as part of their extended workforce.

2. Key Responsibilities

  • Guide research and engineering teams to close knowledge gaps and improve AI model performance in clinical medicine and health, diagnosis and treatment, and patient communication and clinical guidelines topics.
  • Design challenging, domain-relevant tasks, and write accurate and well-structured solutions to clinical medicine and health problems.
  • Evaluate clinical medicine and health tasks and solutions and provide clear, written technical feedback.
  • Write realistic clinical cases and questions and produce accurate, guideline-based reference answers.
  • Develop rubrics to assess clinical accuracy, safety and appropriateness of AI-generated health information.
  • Collaborate with other subject matter experts to ensure consistency and accuracy in training data.

3. Core Qualifications

  • 3+ years of dedicated post-training clinical practice at a recognized hospital, health system or clinical organization.
  • Active, unrestricted US license as an MD, DO, NP, PA, RN or PharmD.
  • Board certification or specialty credentials are a strong plus.
  • Demonstrable career progression.
  • Ability to engage reliably for at least 20 hours/week during weekdays.
  • Strong written communication skills and the ability to explain complex technical decisions clearly.

About Cincinnatus LLC: Cincinnatus LLC is an enterprise staffing company that partners with leading technology companies to source and employ highly skilled professionals for contingent and contract-based opportunities. Cincinnatus serves as the employer of record for these engagements, providing W-2 employment, payroll, benefits, and compliance, while placing employees directly within client teams to work on high-impact initiatives.

Equal Employment Opportunity: Cincinnatus is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or any other legally protected characteristic.

From the Mercor posting.

Applying on Mercor

What happens after you click

  1. The link opens this role on Mercor. Sign up and apply from there.
  2. Upload a resume, complete the assessments the role asks for and verify your work authorisation.
  3. An AI interview of about 20 minutes. The confirmation screen then shows the expected timeline for that role.
  4. If Mercor hires you, you are paid weekly, on the Wednesday after each work week, via Stripe. Mercor says first payouts are held for 7 days.
  5. Remote, but this posting limits it to United States.
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We read this listing on Mercor on 9 Nov 2026 and checked it again on 9 Nov 2026. We clean its formatting for readability and safety. View on Mercor