Jason Warren joined Atos (then Sema) through TUPE as a Service Manager in 2000 from Laing Construction (UK) where he was responsible for IT deployments on major construction projects throughout the UK such as the 1st PFI hospital in the UK and the Millenium Dome. Jason progressed as a Senior Service Manager to look after new contracts including Petro Canada, Eni, BP and ConocoPhillips where he was responsible for IT services including the continuity of a trading floor during a major office relocation. Further roles involving Senior Service Manager of British American Tobacco at their global Headquarters in central London then moving to Head of Workplace pre sales in the UK and also responsible for the UK business offices including the Ministry of Justice business office. Following this a move to both global and portfolio looking after global infrastructure portfolio services, progressing to being appointed Head of the managed services business Global Portfolio spanning Cloud, Workplace, IoT and SAP portfolio domains. In 2020 appointed as Head of the new Net Zero Transformation practice global portfolio, accountable for building and evangelising a new net zero capability across climate advisory, digital, industry and nature based solutions. Jason’s latest role in 2023 is to leverage all his previous experiences to lead the new Cross Portfolio and Analyst Relations unit in the Strategy and Transformation office driving change in the New Atos.