Olivier Wendlassida Yameogo currently holds the position of Head of Water Quality Service of the National Office for Water and Sanitation (ONEA). His main mission in the institution is to monitor the quality of the water produced and distributed and to monitor the performance of the production and purification works.

The short-term goal is to improve the quality of drinking water in Burkina Faso by implementing strategies such as water safety management plans and improving planning for climate effects (floods and droughts) to make meaningful access to drinking water a fundamental right recognised by the United Nations General Assembly since 2010.