See and control sensitive data across AI agents, MCP servers, endpoints, and SaaS — in real time. Legacy tools can't see this, let alone stop it. Backed by Pear VC.
About the role
As an Enterprise Customer Success Manager at Nightfall AI, you will own strategic relationships with our largest customers and ensure they realize clear, measurable value from Nightfall’s AI-native data security platform. You’ll act as a trusted advisor to security, compliance, and engineering leaders—guiding customers from onboarding through renewal and expansion.
What they're looking for
- 5+ years of experience in Customer Success, Technical Account Management, or Consulting in enterprise B2B SaaS
- This is a Technical CSM position that requires knowledge of endpoint deployments and AI
- Experience with security, compliance, or technical platforms strongly preferred
- Proven success owning renewals and expansion in complex enterprise environments
- Strong executive communication skills and ability to explain technical concepts clearly
- Organized, proactive, and comfortable operating in a fast-moving startup
More about this role
Nightfall is the AI-native, unified data loss prevention and insider risk management platform that protects sensitive data across SaaS apps, GenAI tools, email, endpoint devices, and more. Hundreds of customers, spanning AI innovators to top 10 banks, trust Nightfall to detect and stop data exfiltration at scale. Nightfall enables organizations to innovate freely without the risks of losing intellectual property or exposing customer data. Our agentic platform helps security teams regain their time by putting data loss prevention on autopilot. With automatic remediation, security violations can be resolved automatically before they become incidents, and end-users can be automatically trained and coached in the moment to self-heal violations that they introduce.
Nightfall is backed by leading VC firms including Bain Capital Ventures (Enrique Salem - former CEO of Symantec), Venrock (early investors in Cloudflare), WestBridge Capital, Pear VC (early investors in Dropbox and Doordash), and a cadre of cybersecurity leaders including Frederic Kerrest (founder of Okta), Maynard Webb (former COO of eBay), Ryan Carlson (President of Chainguard), Kevin Mandia (founder of Mandiant), and many...
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