Customer Success Manager

Get to Know Us

Horizon
3.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. Node Zero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises.

It is used by ITOps/Sec Ops 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.

We are seeking a dedicated and experienced Customer Success Manager (CSM) to join our fast-growing team. As a Customer Success Manager, your role is vital in maintaining the satisfaction and success of our customers as they leverage the power of our flagship product, Node Zero. This position requires a background in cybersecurity, a customer-first mindset, and a talent for fostering strong relationships.

• Manage a portfolio of Enterprise and Strategic accounts to achieve long-term success and drive adoption of our cybersecurity solution.

• Develop a deep understanding of the Node Zero product, becoming a trusted adviser on its features and benefits.

• Develop a trusted advisor status with customers, understanding their unique cybersecurity requirements and tailoring our offerings to their needs.

• Act as a customer advocate, relaying customer feedback to our internal teams to help drive the evolution of our product and services.

• Guide clients through the onboarding process and help them understand how to extract maximum value from Node Zero.

• Proactively identify customer needs and potential challenges, suggesting solutions that improve their experience and enhance their cybersecurity posture.

• Utilize customer usage data to identify major risk, upsell opportunities, and secure annual renewals.

• Conduct regular customer success check-ins and perform in-depth quarterly business reviews to align on strategic initiatives and gain deeper executive stakeholder buy‑in.

• 3+ years of experience in a customer‑facing role such as Customer Success, Account Management, or Client Services within a SaaS or cybersecurity environment.

• In‑depth knowledge of cybersecurity practices and principles; possession of relevant certifications (e.g., CompTIA Security+, CISSP) is preferred.

• Strong technical expertise in information technology and cybersecurity.

• Exceptional communication, interpersonal, and customer service skills.

• Strong analytical skills with the ability to identify user trends and discern customer needs.

• Experience with CRM software (e.g., Salesforce, Hub Spot) and Customer Success software (e.g., Gainsight, Client Success).

• Ability to work independently and in a team, establishing successful customer‑focused initiatives.

• Excellent problem‑solving skills with the ability to identify issues, resolve them quickly, and prevent them from reoccurring.

• Must be located in the New York metro area.

• 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…