Remote Nuclear Medicine Physicist & AI Safety Prompt Engineer

Mercor; Sydney; Remote; AUD 127,000 - 147,000; Part time

Job summary

Mercor is seeking a Nuclear Medicine Physicist / Cyclotron RSO for a remote contract role. You will contribute to radiopharmaceutical safety, dosimetry, and QA in a fast-moving AI research context.

Join a team that writes challenging radiology prompts, evaluates model safety, and collaborates with AI research to advance model judgment while you operate independently to meet deadlines.

Qualifications

• Experience in nuclear medicine or radiopharmacy, including 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.
• Strong technical writing skills with prior experience or published research.

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.

Skills

Nuclear medicine

Radiopharmacy

Medical physics

Technical writing

GMP/QA

Job description

Mercor is seeking a Nuclear Medicine Physicist / Cyclotron RSO for a remote contract role. You will contribute to radiopharmaceutical safety, dosimetry, and QA in a fast-moving AI research context.

Join a team that writes challenging radiology prompts, evaluates model safety, and collaborates with AI research to advance model judgment while you operate independently to meet deadlines.