Jonathan Rosenberg

Jonathan Rosenberg is Vice President and Chief Technology Officer of the Collaboration Technology Group at Cisco. He is responsible for the architecture and overall technology direction of Cisco's entire collaboration portfolio. He has personally directed the vision and architecture for Cisco Spark, Cisco's cloud based collaboration platform, across product, cloud architecture, and clients.
Rosenberg has dedicated his career to transforming the telecommunications industry. Prior to rejoining Cisco in 2013, he was Chief Technology Strategist at Skype, where he guided the company’s technology strategy. Before that, he was a Cisco Fellow, focused on IP collaboration.

Rosenberg is a widely recognized technologist in the industry. He is most well-known for his primary authorship of the SIP protocol and many of his technologies—including SIP, STUN, TURN, ICE, and SIMPLE—are now the foundations of modern IP telecommunications. He is the fifth most impactful author of Internet standards of all time according to the Internet Engineering Task Force (IETF). In 2002 he was named one of the most innovative young technologists in the world by Technology Review magazine. He also was named a "Top Supergeek" by CRN and won a Pulver Von Pioneer award for contributions to the VoIP industry. In 2015 he was presented with the Ohio University Strowger Award for transformational innovation in the telecommunications industry.

Rosenberg holds a Bachelor of Science degree and a Master of Science degree in electrical engineering from MIT and a doctorate in electrical engineering from Columbia University.

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