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Stéphane Proust is Senior Member of the Orange Group Expert Community. He's heading the project for Orange Corporate in charge of the evolution of communication and real time services towards 5G (voice/video & messaging) with main objectives to support Orange European Business Units for their trials & first 5G deployments and anticipate network evolutions for communication and real time services.
He started his career in 1995 in French National Research Center in Telecommunications (CNET) by contributing to the research and development works on speech coding technologies resulting in new ITU-T and GSM standardized voice codecs (G.729, EFR/AMR). After various activities within Orange (previously France Telecom) related to IP networks, VoIP deployments and OSS related aspects as Team Manager, he joined Orange Labs Services in 2005 to work for Communication Services as Senior Standardization Manager. He especially took the lead of standardization activities for IMS voice/video and media QoS area and actively contributed to 3GPP and GSMA standardization. He recently moved to Orange Lab Networks in 2017 to take the lead of 5G networks anticipation for communication services.