Senior Customer Success Manager

🕒 May 11

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Horizon3.ai

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2019

Horizon3.ai's mission is to help you find and fix attack vectors before attackers can exploit them. NodeZero, our autonomous penetration testing solution, enables organizations to continuously assess the security posture of their enterprise, including external, identity, on-prem, IoT, and cloud attack surfaces.

📋 Description

• 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 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, 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 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, training materials, and repeatable playbooks to scale technical success across the region. • Maintain detailed records of customer health and touchpoints using internal CS platforms.

🎯 Requirements

• 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, Belgium, Ireland, Italy, The Netherlands or Spain. • Languages Preferred: French, German, Italian as well as business fluency in English. • Comfortable with tools like Salesforce, Gainsight, and JIRA; detail-oriented and organized.

🏖️ Benefits

• Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive. • Growth Opportunities: Be part of a dynamic and growing team with numerous career development opportunities. • Innovative Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking. • Remote Work: We are a 100% remote company. 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.