After graduating from the ESTP engineering school, Fabienne Viala joined the Bouygues Construction Group in 1987. She gained experience in all aspects of site work in the Paris region before becoming head of production in 2001. She was then named Deputy CEO of the management committee of Bouygues Entreprises France-Europe, where she supervised complex projects (Design-Build, PPP, concessions) and was responsible for the delivery of 14 prisons, from the commercial phase to the first years of operations. She transferred to Bouygues Energies & Services in 2012, where she headed the Facilities Management unit in France and Italy, and she was appointed CEO for the Western regions of Bouygues Energies & Services in 2015. In 2016, She manages the whole of Bouygues Construction's building activities in the UK and is named Deputy CEO Bouygues Bâtiment International, Chairman of Bouygues UK and UK country Director for Bouygues Construction
Fabienne Viala is a member of the Bouygues Construction Management Committee.