CareerPlan

Senior Customer Reliability Engineer

Lisbon, PortugalFull-time2026-10-29 → 2026-11-10
Based in Portugal, United Kingdom

Core

Senior Customer Reliability Engineer responsible for rapid incident response and proactive reliability engineering for high-severity customer issues across Cloudflare's global network.

Role type

Senior IC Site Reliability Engineer (Customer-Facing)

Builds

Telemetry pipelines, detection systems, diagnostic tooling, and AI-assisted incident response agents.

Domain

Internet Infrastructure / Edge Networking / Cloud Security

Deliverable

production ML models

Required skills

Site reliability engineering, root cause analysis, distributed tracing, BGP routing, DDoS mitigation, WAF configuration, AI agent development, automation scripting, cross-functional technical leadership, deep product expertise (CDN, DNS, Zero Trust)

Preferred skills

Experience with financial services or government customers, AI-native problem solving, incident command rotation experience

Technologies

BGP, Magic Transit, WAF, Zero Trust, Workers, distributed tracing systems, AI/ML frameworks

Responsibilities

Own high-severity Sev-1 incidents from detection to resolution; build proactive monitoring and detection capabilities; prototype and deploy AI agents for incident diagnosis; partner with Product Engineering to fix systemic issues; maintain deep expertise in edge networking and security products.

Seniority

Senior, hands-on IC