Horizon3. ai
cybersecurity
SeniorCustomerSuccessManager,EMEA
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“Senior Customer Success Manager, EMEA at Horizon3. ai. Skills: Customer Success Management, Cybersecurity, Technical Account Management. Manage a portfolio of EMEA customers as their primary post-sales technical advisor. Develop a deep understanding of the NodeZero platform to guide successful adoption”
What You'll Achieve.
drive adoption, value realization, retention, and growth; drive retention and growth by identifying expansion opportunities; showcase business outcomes
Industry & Context.
Proactively identify customer needs and potential challenges, suggesting solutions that improve their experience and enhance their cybersecurity posture
Location: UK, Germany, France, Belgium, Ireland, Italy, The Netherlands or Spain
What They're Looking For.
Must Have
5+ years in Customer Success, Technical Account Management, Client Services, within a SaaS cybersecurity environment, 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 you thrive in fast-paced, ambiguous environments
Nice to Have
In-depth knowledge of cybersecurity practices and 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, Languages Preferred: French, German, Italian as well as business fluency in English
What You'll Do.
Manage a portfolio of EMEA customers as their primary post-sales technical advisor
Develop 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
Deliver technical onboarding and enablement to drive adoption of NodeZero
including advanced features like Tripwires
ensuring customers realize maximum value
Proactively identify customer needs and potential challenges
suggesting solutions that improve their experience and enhance their cybersecurity posture
Partner closely with IT and Security teams (SOC
etc. ) to help interpret pentest results
prioritize remediation
and guide long-term offensive security strategy
Act as a customer advocate
relaying customer feedback and technical issues to our internal teams to help drive the evolution of our product and services
Conduct regular check-ins and quarterly business reviews to align on strategy
secure executive buy-in
and showcase business outcomes.
Contribute to documentation
and repeatable playbooks to scale technical success across the region
Maintain detailed records of customer health and touchpoints using internal CS platforms
How You'll Work.
Team & Collaboration
Collaborate cross-functionally with Sales, Product, Engineering, and Support; Partner closely with Sales and Renewals teams; relaying customer feedback and technical issues to our internal teams
Communication Scope
present clearly to both technical and executive stakeholders
Full Job Description
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. What you will do: As a Customer Success Manager in EMEA, you will play a key role in scaling and strengthening our international post-sales 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. This role requires a background in cybersecurity and someone who is consultative, proactive, and excited to build strong customer relationships across geographies. You’ll collaborate cross-functionally with Sales, Product, Engineering, and Support while helping shape and evolve the Customer Success experience across the EMEA region. We are open to candidates based in the followong locations:
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