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← Perplexity AI

Member of Technical Staff (Secure Intelligence Institute)

Perplexity AI · San Francisco

Applied AIonsite$220k–$405k
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At a glance

Highlights

  • Conduct original research improving security and privacy of frontier AI systems.
  • Develop threat models for AI-native browser, search, and autonomous agents.
  • Translate research into shipped defenses protecting millions of users.

What they offer

  • Equity

Ideal candidate

Independent, mission-driven security researcher with a PhD mindset who loves turning rigorous ideas into practical defenses that protect millions of everyday AI users.

Requirements

  • PhD or equivalent research experience in Computer Science, Computer Engineering, or related field focused on security and/or privacy
  • Published original, impactful research at top security venues such as IEEE S&P, USENIX Security, ACM CCS, NDSS
  • Deep expertise in security of agentic systems, systems security, web and application security, program analysis, or software security
  • Proficiency in Python, with bonus for TypeScript, Go, and/or Rust
  • Operate with high independence and ownership in a fast-paced, product-driven research environment
  • Clear communicator able to translate complex attack narratives into actionable insights

Lab profile

About Perplexity AI

Builds AI search answers and agentic Computer to turn knowledge into action.

What they build

  • Perplexity AI answer engine
  • Perplexity Computer agentic assistant
  • Comet AI browser and desktop apps

Known for

  • Agentic AI and agent capabilities
  • Applied AI product engineering
  • Cross-platform apps across web, mobile and desktop
  • Multimodal AI and integrations

Key facts

  • Founded in 2022
  • Headquartered in San Francisco, California
  • Serves millions of users daily
More about Perplexity AI →
Apply on the lab’s site ↗

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