Brendan is Telefónica UK’s Chief Technology Officer, with over 15 years’ experience in the mobile telecoms industry. Brendan has accountability for O2’s strategy, design, planning, test, delivery and operation of the entire mobile and fixed network, messaging and Wi-Fi supported by his team of more than 600 professional engineers.He helped launch O2’s 5G network late last year. He has held a number of senior roles in the Networks Leadership Team over the past seven years, with achievements including leading the development of O2’s network share partnership with Vodafone in June 2012.