Ollie Whitehouse is the Chief Technology Officer of the UK's National Cyber Security Centre. He aims both to maintain the NCSC's role as the National Technical Authority for cyber security and provide influence in tackling the challenges of tomorrow. His career spans over 27 years in applied cyber-attack and defence, in addition to his role as a science advisor to wider government. Prior to joining the NCSC, Ollie held a portfolio of non-executive directorships and investment advisory positions in relation to British cyber interests. His operational tenures include over ten and half years at NCC Group as CTO, and at BlackBerry and Symantec. Ollie has given oral evidence to the UK Parliament Joint Committee on the National Security Strategy twice in 2017 and 2022 on matters related to cyber security.