
Sean Noonan
Sean Noonan is a Principal Software Engineer at Snowflake, where he leads Traffic and Networking engineering. His teams are responsible for the global network infrastructure that powers secure, high-performance connectivity across AWS, Azure, and GCP. Sean's work spans network security, certificate management, and data connectivity at scale. Prior to Snowflake, Sean spent 15 years building high-performance distributed systems at Google and Two Sigma Investments.