Customer Success Associate

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 Associate 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 mid-market 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 across the EMEA region. We are open to candidates based in the following locations: UK, Germany, France, Spain, or The Netherlands Responsibilities Manage a portfolio of EMEA mid-market 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 What We’re Looking For 3+ years in Customer Success, Technical Account Management, Client Services, within a SaaS cybersecurity environment In-depth knowledge of cybersecurity practices and principles 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, Spain, or The Netherlands Comfortable with tools like Salesforce, Gainsight, and JIRA; detail-oriented and organized English fluency required; fluency in French, Spanish, or German preferred Perks of Horizon3.ai 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. Compensation and Values At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value. We are committed to fostering an environment where all employees feel valued, respected, and rewarded for their contributions. 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. 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. We are dedicated to fostering a workplace where everyone feels welcome and respected, regardless of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, hair length or any other legally protected status by law. Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve. We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions. At Horizon3, every team member is valued and supported in an environment that encourages personal and professional growth. We welcome candidates from all backgrounds and experiences, and we encourage all qualified individuals to apply. Come be a part of Horizon3, where your unique contributions are recognized, and your potential is limitless. Other Duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice. Application Note In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information. 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