Frontier AI Safety Red Teamer

Obsidian; Greater London; Remote; GBP 85,000 - 120,000; Full time

Job summary

Obsidian is seeking experienced AI Safety Red Teamers in the United Kingdom to identify vulnerabilities in frontier AI systems through adversarial testing. You will design challenging prompts, uncover model weaknesses, and evaluate behavior across high-risk topics.

Responsibilities include designing jailbreak tests, documenting findings, and collaborating with researchers to improve alignment, robustness, and safety of AI systems. A strong background in AI safety and red-teaming is essential.

Qualifications

• Bachelor's degree or higher in Computer Science, Cybersecurity, Journalism, Communications, Psychology, Biology, Chemistry, Public Policy, or a related discipline.
• 5+ years of professional experience in AI Safety, AI Red Teaming, Trust & Safety, cybersecurity, investigative journalism, life sciences, or a related field.
• Strong analytical reasoning, prompt design, and written communication skills.
• Experience designing adversarial prompts or evaluating frontier AI systems.

Responsibilities

• Design adversarial prompts to stress-test frontier AI models.
• Identify jailbreaks, unsafe behaviours, hallucinations, and policy failures.
• Evaluate model robustness across misinformation, cyber, biosecurity, fraud, political content, and other sensitive domains.
• Document vulnerabilities and contribute to safety benchmarking and red-teaming reports.
• Collaborate with AI researchers to improve model alignment, robustness, and safety.

Skills

Analytical reasoning

Prompt design

Written communication

Adversarial testing

Frontier AI safety

Education

Bachelor's degree or higher in Computer Science or related disciplines

Job description

Obsidian is seeking experienced AI Safety Red Teamers in the United Kingdom to identify vulnerabilities in frontier AI systems through adversarial testing. You will design challenging prompts, uncover model weaknesses, and evaluate behavior across high-risk topics.

Responsibilities include designing jailbreak tests, documenting findings, and collaborating with researchers to improve alignment, robustness, and safety of AI systems. A strong background in AI safety and red-teaming is essential.