Mark has spent over 30 years in technology, with experience in semiconductor manufacturing, open systems hardware and software development, big data, software as a service, and the emerging Internet of Things. Before joining NetApp, Mark was CTO of SkywriterRX, an early stage startup using machine learning and natural language processing to analyze books. Prior to this he was CTO at Neustar, executive vice president and CTO at Symantec, executive vice president of Product Operations at Veritas Corporation, CEO of Airmedia, and general manager of the Pervasive Computing Division of IBM. He began his career as a research staff member in the Physical Science Department of the IBM T.J. Watson Research Center.

Mark serves on the board of directors at the Anita Borg Institute for Women and Technology, Bay Area Council Economic Institute, and the Bay Area Science and Innovation Consortium. He is a member of the American Physical Society, the ACM, and IEEE and a former member of the Naval Research Advisory Committee. Mark holds PhD, MA, and MPhil degrees in physics from Columbia University and a BA degree in physics from Harvard College.