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: Nuclear Medicine Physicist / Cyclotron RSO
Type: Contract
Compensation: $65–$75/hour
Location: Remote

Role Responsibilities

- Write challenging single-turn prompts in the radiological safety domain, labeled as benign, dual-use, and adversarial.
- Evaluate model responses against a defined policy standard to ensure correct handling.
- Write reference answers with technical reasoning for correct responses.
- Collaborate with AI research teams to improve model judgment on misuse potential.
- Work independently and asynchronously to meet deadlines while enhancing AI model performance .





Qualifications

Must-Have

- Experience in nuclear medicine or radiopharmacy, such as therapy dosimetry or patient release criteria.
- Background in cyclotron or radiochemistry facility operations, including PET isotope production.
- Expertise in medical physics, particularly brachytherapy source custody.
- Experience in radiopharmaceutical production and QC under GMP or equivalent systems.
- Solid technical writing skills with prior experience or published research.

Resources & Support

- For details about the interview process and platform information, please check:
- For any help or support, reach out to:

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📌 Nuclear Medicine Physicist - Expert (Sydney)
🏢 Mercor
📍 Sydney