Vodafone GmbH, Germany
Dr. Volker Sebastian started 1999 at Arcor in fixed network engineering for application and VoIP/NGN services engineering. After moving to Vodafone in 2009 he is currently heading the Solution Engineering team for value Added Services. His area of responsibility covers solution engineering of network enablers and cloud based voice services. Volker Sebastian holds a Ph.D. in Physics from the University of Mainz.