Senior Customer Success Manager, ANZ
Posted May 18, 2026
Get to Know Us
Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by ITOps/SecOps teams, consulting pentesters, and MSSPs and MSPs. We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results. Summary:
As a Senior Customer Success Manager, you'll play a foundational role in growing and shaping our post-sales experience. You will serve as the strategic advisor to a book of high-value customers—working directly with technical operators and business leaders to drive adoption, value realization, and retention. This role requires a strong background in cybersecurity and someone who is consultative and eager to build relationships across departments and customer segments. You’ll partner closely with Sales, Product, Engineering, and Support, while helping shape the long-term vision for Customer Success in a dynamic and fast-growing market.