Member of Technical Staff (Secure Intelligence Institute)

Join Perplexity's Secure Intelligence Institute (SII), a leading research center focused on advancing security, privacy, and trust in frontier intelligence. As a member of SII, you will conduct original research to improve the security and privacy of AI systems, develop threat models, identify and analyze security threats, and collaborate with top-tier researchers. You should have a PhD in Computer Science or a related field, deep expertise in security, and proficiency in Python.

• Conduct original and impactful research on improving the security and privacy of frontier intelligence systems.
• Develop threat models for emerging attack surfaces in AI-native products, including browser, search, and autonomous agents.
• Partner with Perplexity’s Security Engineering team to translate state of the art research into shipped security features and hardened system architectures.
• Clear and concise communcation, translating complex attack narratives into actionable insights for engineering and leadership
• Experience publishing at top security conferences (IEEE S&P, USENIX Security, ACM CCS, NDSS) demonstrating original, impactful research contributions
• Ability to operate with high independence, willing to dive in and take ownership, and comfortable in a fast-paced environment where research directly informs product
• Deep expertise in one or more of: security of agentic systems, systems security, web and applications security, program analysis, and software security
• Proficiency in Python (bonus points for TypeScript, Go, and/or Rust)
• Hold a PhD (or equivalent research experience) in Computer Science, Computer Engineering, or a related field, with a primary focus on security and/or privacy