Designs and ships features for open-source web tools, improving performance, reliability, and user experience while working with developer communities on adoption and onboarding.
About this role
This Network Security Engineer sits within Cloudflare’s Customer Support Team and supports large enterprise customers using the company’s network security and performance products. The role handles complex customer incidents involving infrastructure threats, attacks, traffic behavior, and service configuration across OSI Layers 3, 4, and 7.
The work includes diagnosing and resolving issues involving DDoS mitigation, firewall rules, SSL/TLS, network configuration, and traffic filtering. Engineers use products and capabilities such as Magic Transit, Network Firewall, Web Application Firewall, Spectrum, Rate Limiting, IP reputation lists, packet inspection, blocklisting, and allowlisting. They compare IP addresses, cookies, HTTP headers, and JavaScript footprints to distinguish legitimate from malicious traffic, document solutions in knowledge-base and troubleshooting materials, and work with Engineering and Product teams to improve tools. Generative AI and automation tools are also part of the stated toolkit.
The posting seeks an experienced engineer who can resolve complex technical problems, advise enterprise customers, provide personalized technical support, and create clear technical documentation.
This is an AI-generated summary of the employer's original posting — details can be incomplete, out of date or simply wrong. Always confirm everything on the official posting before applying.
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