Sandra Andreu began her career in 1997 in the field of engineering in the SAFEGE technical office. In 2002, he took the direction of the river hydraulics and oceanography team, and after the direction of prospective studies and sustainable development,
In 2007, it takes the direction of the Water Resources Directorate
It also represents SAFEGE in the environment office of SYNTEC INGENIERIE.
In 2013, she joined SUEZ ENVIRONNEMENT, as director of the cabinet of the deputy general manager in charge of Water Europe, in which she sets up synergies between the different European sites of SUEZ ENVIRONNEMENT.
In 2015, she was appointed corporate manager of Aguas Andinas, in charge of transformation, human resources, innovation and security.