Protocol Security Researcher

About this job

The Ethereum Foundation The Ethereum Foundation (EF) is a global non-profit organization dedicated to supporting Ethereum. Our mission is to help Ethereum remain secure, decentralized, and resilient over the long term by supporting critical protocol work and the broader ecosystem. The role The Protocol Security team helps prevent vulnerabilities from reaching Ethereum mainnet. We work across the execution layer, consensus layer, networking, specifications, testing, and client implementations to identify security issues before they become production incidents. Our work combines deep protocol knowledge with security research, manual review, fuzzing, AI-assisted analysis, audits, and coordinated disclosure. We're looking for engineers who already understand Ethereum deeply.…

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