As CTO of Engineering and Chief Architect at Cisco Systems, David defines the strategy, design and development of the division's transport and mobility equipment, core, edge and access routers, and operating system. He leads research and development of new technology via tight partnerships with customers and academia and his work is found in multiple standards bodies. He also works closely with packetcom providers on the evolution and architecture of their networks and emerging services.
David has a small vineyard in the Santa Cruz Mountains and an heirloom tomato farm along the St Croix River in Somerset, Wisconsin. He is also a volunteer Fire Captain for the Loma Chiquita Fire Department.