Frontier AI Safety Evaluator & Policy Auditor

Obsidian; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Obsidian is seeking experienced AI Safety Practitioners to evaluate frontier AI models across grey-area topics, assess responses for safety, policy compliance, and quality, and provide structured feedback. You will review content on misinformation, political persuasion, self-harm, violence, and other high-risk areas, refine evaluation rubrics, and collaborate with researchers to improve model alignment.

Strong candidates have a 5+ years in AI safety or related fields, outstanding written

Qualifications

• Bachelor's degree or higher in Journalism, Communications, Psychology, Sociology, Public Policy, Law, Biology, Chemistry, Computer Science, or a related discipline.
• 5+ years of professional experience in AI Safety, Trust & Safety, journalism, public policy, scientific research, security, or a related field.
• Excellent written English, critical thinking, and analytical reasoning skills.
• Ability to consistently evaluate nuanced and policy-sensitive scenarios.

Responsibilities

• Evaluate AI-generated responses for safety, factual accuracy, policy compliance, and overall quality.
• Review content involving misinformation, political persuasion, self-harm, violence, cyber, biosecurity, and other sensitive domains.
• Apply and refine evaluation rubrics for RLHF, SFT, and AI safety benchmarking.
• Identify unsafe outputs, hallucinations, reasoning failures, and policy violations.
• Provide structured feedback to improve model alignment and safety performance.
• Collaborate with AI researchers and safety teams on ongoing evaluation initiatives.

Skills

AI safety

Policy evaluation

Critical thinking

Analytical reasoning

Written English

Education

Bachelor's degree or higher in a related discipline

Job description

Obsidian is seeking experienced AI Safety Practitioners to evaluate frontier AI models across grey-area topics, assess responses for safety, policy compliance, and quality, and provide structured feedback. You will review content on misinformation, political persuasion, self-harm, violence, and other high-risk areas, refine evaluation rubrics, and collaborate with researchers to improve model alignment.

Strong candidates have a 5+ years in AI safety or related fields, outstanding written