Jason Phillips is a Principal Solutions Engineer at Elisity, where he helps enterprises deploy identity-based microsegmentation using the network infrastructure they already own. He brings 20 years of networking and security experience, including operating enterprise networks at Koch Industries before moving to Cisco, where he helped launch a technical working group that grew to more than 1,000 members. Today, he designs proof-of-value engagements for hospital systems, manufacturers, and financial institutions, often helping organizations get segmentation initiatives into production after previous efforts stalled.