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.
This role requires a background in cybersecurity and someone who is consultative, proactive, and excited to build strong customer relationships across geographies.
experience across the EMEA region. We are open to candidates based in the following locations: UK, Germany, France, or The Netherlands
Responsibilities - Manage a portfolio of EMEA customers as their primary post-sales technical advisor, developing a deep understanding of the NodeZero platform to guide successful adoption - Cultivate champions with security leaders—from analysts to CISOs—and guide them through the lifecycle of adoption, expansion, and advocacy - Deliver technical onboarding and enablement to drive adoption of NodeZero, including advanced features like Tripwires, Insights, and Rapid Response, ensuring customers realize
- Contribute to documentation, training materials, and repeatable playbooks to scale technical success across the region - Maintain detailed records of customer health and touchpoints using internal CS platforms What We’re Looking For - 5+ years in Customer Success, Technical Account Management, Client Services, within a SaaS cybersecurity environment - In-depth knowledge of cybersecurity practices and principles; possession of relevant certifications (e.g., CompTIA Security+, CISSP) is highly preferred.
- Deep understanding of enterprise security, information technology, cloud, or offensive security is highly preferred - Strong customer acumen—able to align solutions to business priorities and present clearly to both technical and executive stakeholders -
Experience managing a book of business with revenue targets (ARR, NRR, GRR) - Startup or high-growth company
experience is preferred; you thrive in fast-paced, ambiguous environments - Location: UK, Germany, France or The Netherlands - Languages Required : German as well as business fluency in English - Comfortable with tools like Salesforce, Gainsight, and JIRA; detail-oriented and organized Perks of Horizon3.ai - Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive.
Benefits
Enjoy the convenience and work-life balance that comes with remote work. - Competitive Compensation: We offer competitive salary, equity and benefits. Our
benefits include health, vision & dental insurance for you and your family, a flexible vacation policy, and generous parental leave.
Compensation and Values At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value.
Our compensation structure is designed to be fair, competitive, and transparent, ensuring that every team member is recognized and compensated equitably across roles, levels, and locations.
In accordance with various State’s transparency regulations, we provide the following salary range information for this position: - On Target Earnings range : EUR 125,000 - 140,000 annually or GBP 110,000 - 130,000 with an 80/20 split.
The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills. - Additional compensation: All full-time roles are eligible for an equity package in the form of stock options.
You Belong Here Horizon3 is not just an equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success.
Additional details
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.
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.
experience as part of a growing global Customer Success organization.
You will serve as a strategic advisor to a portfolio of high-value customers, partnering directly with technical and business stakeholders to drive adoption, value realization, retention, and growth.
You’ll collaborate cross-functionally with Sales, Product, Engineering, and Support while helping shape and evolve the Customer Success
experience and enhance their cybersecurity posture - Partner closely with IT and Security teams (SOC, red/blue teams, AppSec, etc.) to help interpret pentest results, prioritize remediation, and guide long-term offensive security strategy - Collaborate closely with Sales and Renewals teams to drive retention and growth by identifying expansion opportunities, aligning on account strategy, and ensuring a seamless renewal process - Act as a customer advocate, relaying customer feedback and technical issues to