# Senior Customer Onboarding Engineer at Horizon3Ai

- Company: Horizon3Ai
- Status: Open
- Workplace: Remote
- Location: US, Remote · Remote
- Level: Senior
- Discipline: DevOps & SRE
- Employment: Full-time
- Posted: 2026-09-29
- Skills: Customer
- Apply: https://jobs.ashbyhq.com/horizon3ai/24ce76de-ab80-4274-bb7f-4e395dc1ca92

## Description

Get to Know Us

Horizon3 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.

 


ROLE SUMMARY

We are hiring a Customer Onboarding Engineer with 5+ years of hands-on enterprise experience. You will be the technical owner of a new customer’s first 30 days: taking the account from sales handoff to successful production deployment of the NodeZero platform.

This role requires the same technical depth as a Senior Technical Support Engineer—cloud, Linux, networking, containers, ident

More Horizon3Ai roles: https://deviantjobs.com/companies/horizon3ai