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Cian O'Brien is a seasoned Senior IP Engineer at Virgin Media Ireland, with extensive experience since December 2012 in managing and reviewing complex Business-to-Business (B2B) solutions. Prior roles at Virgin Media include IP Engineer and Transmission Engineer, focusing on configuration testing and LAN/WAN service installation. Before joining Virgin Media, Cian was a RAN Transport Engineer at Surecom Group, facilitating RAN migration to IP and consolidating transmission infrastructure for major mobile operators. Earlier experience includes serving as a Transmission & IP Engineer at Meteor Mobile Communications, leading SDH microwave radio projects. Cian holds a Bachelor of Engineering in Electronic Engineering, specializing in Telecommunications and related fields from the University of Galway.