Manager, Sales Development

Get to Know Us

Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find, 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 IT Ops/SecOps teams, consulting pentesters, and MSSPs and MSPs.

We are a fusion of former U.S. Special Operations cyber operators, startup engineers & operators, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools and 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.

What You’ll Do

Horizon3.ai is building a world-class outbound motion, and we’re looking for a Manager of Sales Development to help lead, coach, and scale our SDR organization. This role will be one of several frontline SDR leaders, each responsible for managing a pod of 7–10 SDRs, while operating as part of a broader, globally distributed team of roughly 30 SDRs.

As an SDR Manager, you’ll collaborate closely with peer managers across regions to drive consistency in execution, share best practices, and collectively deliver pipeline impact. This role is ideal for a hands-on leader who loves developing talent, driving results, and operating with rigor in a fast-growing cybersecurity company

- Lead and develop the SDR team: Build, motivate...