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Horizon3Ai

Director of Engineering, Webapp & AI Attack

California: the employer hasn't said whether this state is eligible.
Who can apply: US-based role. The employer has not said which states are eligible — confirm before applying.
Location as listed by the employer: “US, Remote”
Apply on Horizon3Ai's site ↗

Opens the employer's official application page.

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About this role

Horizon3Ai is hiring for a Director of Engineering, Webapp & AI Attack role (full-time). See the official posting for full details.

Requirements

  • Familiarity with offensive security, web application penetration testing, vulnerability research, attack automation, or building security products.
  • Working knowledge of modern web application architecture, HTTP, authentication and session flows, APIs, browser automation, and the challenges of testing real-world applications at scale.
  • Familiarity with AI/LLM and agentic-system security, including trust boundaries, tool-use risks, and approaches to evaluating AI-enabled systems.
  • Experience with cloud software and production platforms, and fluency in at least one modern programming language such as Python, TypeScript, Go, or a comparable language.
  • Understanding of engineering practices such as CI/CD, automated testing, observability, incident response, and operational readiness.
  • Direct leadership experience across both web application security and AI/LLM security; deep expertise in one area paired with the ability to build strong technical leadership in the other is also valuable.
  • Experience with web crawling, spidering, browser automation, application discovery, or authentication technologies such as SSO, SAML, or OIDC.
  • Experience shipping AI/LLM security capabilities, building agentic workflows, or applying frameworks such as OWASP Top 10 for LLM Applications or MITRE ATLAS.

Summarized from the employer's posting — check the full posting for every requirement.