Horizon3Ai

Staff Attack Engineer, Rapid Response

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.

Generate a CV for this job

A CV tailored to this job's requirements in one click — boosted with testimonials from people who know your work.

Generate my CV

About this role

Horizon3Ai is hiring for a Staff Attack Engineer, Rapid Response role (full-time). See the official posting for full details.

Requirements

  • Strong Python and software engineering skills, including experience building, testing, and operating production-quality tooling.
  • Solid penetration testing, vulnerability research, and exploit-development fundamentals.
  • Hands-on experience with enterprise networks, applications, identity systems, cloud environments, or endpoint security.
  • Demonstrated ability to reproduce vulnerabilities and convert manual techniques into reliable automation.
  • Understanding of common attack chains, trust boundaries, authentication and authorization, privilege escalation, and lateral movement.
  • Ability to balance speed, safety, reliability, coverage, and actionable evidence.
  • Curiosity about how attackers exploit newly disclosed vulnerabilities and how defenders can validate exposure quickly.
  • Strong ownership, judgment, and communication skills in ambiguous or time-sensitive situations.

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