Senior Security Researcher

Tenzai
Tenzai

Tel Aviv-Yafo, Israel

Posted on May 2, 2026

About the role

About Tenzai

Tenzai is building autonomous AI hackers that think like the world's best offensive security experts, act like them, and then help fix what they find before the real ones do. If this mission speaks to you, come defend the world's software: autonomously, continuously, and in-depth.

About the role

This is a rare opportunity to work at the intersection of offensive security and AI — and to have your expertise shape a platform used at enterprise scale. As an Security Researcher, you will push the boundaries of what autonomous agents can achieve.

Your goal is to conduct cutting-edge research into novel attack vectors and vulnerabilities, using those insights to both sharpen our AI and lead the industry conversation on AI-driven security. You’ll work alongside a tight-knit team building excellent software in the security space.

Responsibilites

  • Original Research: Develop new attack strategies and offensive testing techniques for web, network and AI targets, and translate real-world knowledge into improvements for the AI agent
  • Thought Leadership: Produce high-quality technical content, including research papers, stage demonstrations, or technical blog posts that showcase Tenzai’s unique capabilities and security philosophy.
  • Public Advocacy: Represent Tenzai’s research at major security conferences and industry events.
  • AI Enhancement: Part of the team improving the AI hacker to make it more dangerous and creative.
  • Collaboration: Work closely with AI and engineering teams to continuously improve agent capabilities and ensure research findings are integrated into the product.

Requirements

  • Technical Expertise: Deep expertise in Web and API security, including authentication, business logic, and injection flaws.
  • Publication Record: Proven experience publishing technical security research (e.g., personal or company blogs, whitepapers) or presenting at recognized security conferences (e.g., Black Hat, DEF CON, OWASP).
  • Coding Proficiency: Experience in writing code to develop tooling for penetration tests and security research.
  • Startup Mindset: Comfortable working in a fast-paced environment with a high degree of ownership and curiosity.