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: Source Security Specialist

Type: Contract

Compensation: $65–$75/hour

Location: Remote
Role Responsibilities

Write challenging single-turn prompts in radiological safety, labeled as benign, dual-use, and adversarial.
Evaluate AI model responses against a defined policy standard to ensure correct handling.
Write reference answers with technical reasoning for correct responses.
Collaborate with experts to draw reliable lines between routine and dangerous queries.
Work independently and asynchronously to meet deadlines and improve AI model performance .
Qualifications
Must-Have

Experience in security or vulnerability assessment of licensed facilities holding Category 1 and 2 sources.
Expertise in physical protection design and review,



including insider threat considerations.
Background in source recovery, consolidation, or security-upgrade programs.
Familiarity with regulatory security inspection and compliance, such as 10 CFR 37.
Knowledge of transport security for radioactive material.
Preferred

Red-teaming experience.
Prior technical writing, published research, or expert witness experience.
Application Process (Takes 20–30 mins to complete)

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