Senior Frontier AI Safety Evaluator

Obsidian; San Francisco (CA); Remote; USD 120,000 - 180,000; Full time

Job summary

Obsidian seeks experienced AI Safety Practitioners to evaluate safety, quality, and alignment of frontier AI models across grey-area topics. You will assess AI-generated responses, apply safety policies, and help improve model behavior through structured evaluations and feedback.

Responsibilities include evaluating safety, factual accuracy, policy compliance, and collaborating with AI researchers and safety teams on ongoing initiatives.

Qualifications

• Bachelor's degree or higher in 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.

Job description

Obsidian seeks experienced AI Safety Practitioners to evaluate safety, quality, and alignment of frontier AI models across grey-area topics. You will assess AI-generated responses, apply safety policies, and help improve model behavior through structured evaluations and feedback.

Responsibilities include evaluating safety, factual accuracy, policy compliance, and collaborating with AI researchers and safety teams on ongoing initiatives.