Graduated 1996, obtained MSc. Degree 2006 from the faculty of Engineering, Ain Shams University, Egypt. The MSc thesis was in the Design of Telephony Network using VoIP Technology.Got the PhD in 2011 , the PhD thesis was Design and Analysis of IP Multimedia Subsystem IMS.My research interests include VoIP, NGN, IMS and LTE. Currently is Manager, Core Network Support, Technology Department, The Egyptian Company for Mobile Services, Mobinil. And also work as Adjunct Doctor – Faculty of Engineering - Ain Shams University for Post Graduate studies.