Identify and validate realistic attack paths across applications and infrastructure.
Develop safe proof-of-concept exploits to demonstrate security risks.
Partner with engineering teams to validate fixes and improve security posture.
A fast-growing technology environment focused on product security, protecting products used by millions of consumers. The culture emphasizes collaboration, proactive security practices, and leveraging AI to improve efficiency.
Conduct advanced offensive security research across cloud infrastructure (AWS, GCP), production services, internal tooling, and AI platforms.
Design and execute realistic adversary simulations targeting identity systems, cloud control planes, supply chains, and distributed architectures.
Research emerging attack vectors against LLMs, AI agents, retrieval systems, MCP integrations, prompt orchestration, and autonomous workflows.
This venture-backed AI company combines world-class human expertise with advanced machine learning workflows to help leading AI organizations build and improve cutting-edge models. Backed by over $40 million in funding and a rapidly expanding international network, it operates as a distributed, remote-first team.
Lead a team of Attack and Full-Stack Engineers to design and scale offensive capabilities for the NodeZero platform.
Drive external attack strategy across public-facing infrastructure, SaaS platforms, and enterprise software.
Partner with Product and Design to translate field insights into productized capabilities and roadmap.
Horizon3.ai is a fast-growing, remote cybersecurity company focused on enabling organizations to proactively find, fix, and verify exploitable attack vectors before criminals exploit them. The team is a fusion of former U.S. Special Operations cyber operators and startup engineers, committed to a culture of respect, collaboration, and results.