Principal Engineer - Cloudforce One
Core
Architecting and building large-scale distributed systems for threat detection, abuse response, and threat intelligence on Cloudflare's global network.
Role type
Principal Engineer (Security/Threat Operations)
Builds
Threat intelligence platforms, abuse detection systems, and agentic AI workflows for automated threat hunting.
Domain
Cybersecurity, Threat Intelligence, Distributed Systems
Required skills
distributed systems architecture, threat intelligence, adversarial analysis, Go, TypeScript, Kubernetes, edge computing, data pipeline design, SQL databases, caching layers, AI-assisted development
Preferred skills
Trust & Safety domain expertise, detection rule writing (YARA/Snort), adversary TTP analysis, Rust, Terraform, React, web security standards (DNS, TLS, HTTP)
Responsibilities
Drive architectural direction and technical strategy across engineering services; identify and dismantle technical bottlenecks and architectural debt; design and build critical data pipelines for threat intelligence; serve as a technical force multiplier across multiple projects; bring a threat-informed perspective to engineering decisions; collaborate with researchers and analysts to translate security requirements; mentor engineering talent; develop agentic AI workflows; own operational excellence and incident response.
Seniority
Principal, hands-on IC with strategic scope
