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Research And Development Scientist

Job in Chicago, Cook County, Illinois, 60601, USA
Listing for: mercor
Full Time position
Listed on 2026-10-28
Job specializations:
  • Research/Development
    AI Evaluation, Research Scientist, Data Annotation/ AI Labeling
Salary/Wage Range or Industry Benchmark: 70 - 100 USD Hourly USD 70.00 100.00 HOUR
Job Description & How to Apply Below

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey.

Position:
Expert Professionals — STEM Research Type:
Contract Compensation: $70–$100/hour

Location:

Remote Commitment: 40 hours/week

Role Responsibilities
  • Guide research teams to close knowledge gaps in STEM domains by surfacing edge cases, ambiguities, and frontier problems where current models underperform.
  • Design challenging, rigorous domain tasks and write accurate, well-reasoned solutions that demonstrate expert-level scientific and technical reasoning.
  • Evaluate tasks and solutions produced by AI agents and other contributors, providing clear written technical feedback grounded in domain expertise.
  • Develop evaluation frameworks and rubrics for assessing scientific reasoning quality across STEM domains.
  • Collaborate with other subject matter experts to ensure consistency and accuracy in training data.
Qualifications Must-Have
  • PhD (completed, enrolled, or equivalent research track) in Physics , Chemistry , Biology , Mathematics , Statistics , Computer Science , Electrical Engineering , Mechanical Engineering , Civil Engineering , Materials Science , or another STEM discipline.
  • 3+ years of research, academic, or industry experience in their primary STEM domain.
  • Demonstrated technical expertise in at least one domain: computational modeling, laboratory methods, data analysis, statistical inference, programming, or equivalent scientific methods.
  • Ability to commit to 40 hours per week during weekdays for the duration of the engagement.
  • Strong written communication skills; ability to explain complex scientific or technical concepts clearly in writing.
Preferred
  • Prior experience with data annotation, labeling, evaluation, or human feedback collection.
  • Experience with LLMs , AI systems , or agentic workflows; familiarity with agentic frameworks.
Compensation & Legal
  • W-2 employment with Cincinnatus LLC
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