Webapp Offensive Security Engineer

Horizon3.ai

Remote regions

Global

Benefits

Unlimited PTO

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What You'll Do:

  • Perform hands-on, full-scope web application penetration tests against real customer applications, alongside benchmark and lab targets, to surface vulnerabilities and attack paths.
  • Review NodeZero results on live customer engagements to identify coverage gaps, blind spots, and missed opportunities.
  • Manually reproduce and validate edge cases, building production-safe proof-of-concept exploits and clear test cases.

Who You Are:

  • Extensive hands-on experience conducting full-scope web application penetration tests.
  • Deep knowledge of vulnerability classes like SQL injection, XSS, SSRF, and business-logic flaws.
  • Strong command of proxy tools like Burp Suite and ability to script exploits in Python.

Why Horizon3.ai:

  • Inclusive team culture that values diversity and promotes an inclusive environment.
  • Growth opportunities in a dynamic and growing team with career development.
  • Competitive compensation including base salary range of $196,000 - $242,000 and equity package.

Horizon3.ai

Horizon3.ai is a cybersecurity company that provides the NodeZero platform for autonomous penetration testing. They are a fast-growing, remote team of former U.S. Special Operations cyber operators, startup engineers, and cybersecurity practitioners committed to a culture of respect, collaboration, ownership, and results.

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