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[Remote] Senior Customer Success Manager

Remote, USA Full-time Posted 2026-06-16

Note: The job is a remote job and is open to candidates in USA. Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to helping organizations proactively find and fix exploitable attack vectors. They are seeking a dedicated and experienced Senior Customer Success Manager to maintain customer satisfaction and success while leveraging their flagship product, NodeZero.

Responsibilities

  • 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 NodeZero 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 NodeZero
  • 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

Skills

  • 5+ 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, HubSpot) and Customer Success software (e.g., Gainsight, ClientSuccess)
  • 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
  • Possession of relevant certifications (e.g., CompTIA Security+, CISSP) is preferred

Benefits

  • Equity package in the form of stock options
  • Health, vision & dental insurance for you and your family
  • A flexible vacation policy
  • Generous parental leave
  • Hybrid & Remote Work: We embrace a mix of remote and hybrid work models depending on role and location, including our Chicago office, where some roles require regular in-office presence

Company Overview

  • Horizon3.ai offers an autonomous penetration testing platform that helps organizations proactively find and fix security vulnerabilities. It was founded in 2019, and is headquartered in San Francisco, California, USA, with a workforce of 201-500 employees. Its website is https://www.horizon3.ai.
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