Mercor logo
Mercor

Cincinnatus is an enterprise staffing company that partners with leading technology companies to source and employ highly skilled professionals for full-time and long-term contingent roles. 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. Roles hired through Cincinnatus are not project-based or freelance engagements. They are structured, role-based positions that typically involve full-time or fixed-term commitments, close collaboration with a client's internal teams, and integration into standard enterprise workflows. Cincinnatus is a legal entity separate from Mercor. While opportunities may be discovered through Mercor's platform, employment, onboarding, payroll, and benefits for these roles are administered by Cincinnatus. 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. Cincinnatus is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans throughout the job application process.

Materials Scientist

Data ScientistData ScientistPart TimeRemoteMid LevelH1B No Sponsor

Location

Worldwide

Posted

5 days ago

Salary

$90 / hour

Seniority

Mid Level

Job Description

Materials Scientist

Mercor

Role Description 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: STEM QA Reviewer — Materials Engineering Type: Contract Compensation: $90/hour Location: Remote Duration: 3-week engagement (6/5–6/25) Role Responsibilities - Evaluate STEM problem prompts and verify golden answers for accuracy and clarity. - Assess grading methodology and ensure robustness in evaluation criteria. - Analyze and summarize model agent trajectories for best and worst rollouts. - Provide structured feedback using standardized review forms to improve training data quality. - Render Accept/Revise/Reject verdicts with detailed explanations to enhance AI model performance. - Self-select problems within your domain expertise and work independently on the HFI (Surveyor) platform. Qualifications - MS or PhD in Materials Science / Materials Engineering or closely related field. - Ability to independently verify ground truth solutions for grad-level materials problems. - Strong scientific reasoning and written communication skills. - ~2.5 reviews per week (~2-4 hours per review). Requirements - Application Process (Takes 20–30 mins to complete): - Upload resume - AI interview based on your resume - Submit form Resources & Support - For details about the interview process and platform information, please check: Interview Process - For any help or support, reach out to: support@mercor.com - PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

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