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Customer Success Engineer (CSE)

Daylight Security · United States · On-site

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About Daylight Security

Daylight combines the speed and precision of AI agents with expert human judgment, grounded in your business context to deliver next-generation Managed Agentic Security Services (MASS). Backed by Bain Capital Ventures.

About the role

Our agentic platform runs the full cycle from detection to response, informed by security experts from IR and threat hunting backgrounds. The platform learns your environment and investigates alerts; experts validate decisions, optimize detections, and take over during incidents. Found on 1752vc Careers, the job board for startup and VC roles.

What they're looking for

  • 4+ years in a customer-facing technical role such as CSE, TAM, Solutions Engineer or Architect, or Implementation Engineer
  • Background in cybersecurity, ideally with experience in security operations, detection and response, MDR, or SIEM/EDR tooling
  • Startup or high-growth experience where process is still being built
  • Ability to hold a technical conversation with a customer's security engineer independently
  • Hands-on scripting experience
  • Working knowledge of APIs, SaaS integrations, log pipelines, and modern cloud architecture
More about this role

Daylight delivers Managed Agentic Security Services (MASS), MDR, threat hunting, and a security data lake, through a fundamentally different architecture than traditional security providers.

Our agentic platform runs the full cycle from detection to response, informed by security experts from IR and threat hunting backgrounds. The platform learns your environment and investigates alerts; experts validate decisions, optimize detections, and take over during incidents.

The result: security teams move from firefighting to strategic work.

We're looking for a Customer Success Engineer to own the technical relationship with a portfolio of customer security teams, from onboarding through steady-state operation. You'll be the go-to technical partner for our customers' security engineers, answering most questions on the spot and serving as first-line response across shared channels. This is not a ticket-routing role: every Daylight account is a live integration project. You'll work alongside a Customer Success Manager who owns the commercial relationship, while you own the technical one.

  • Execute onboarding: run the integration checklist against contracted scope, set up escalation paths...

Read the full posting on Daylight Security's site ↗

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