- Since 2020, Head of the Laboratory of Chemical Biology in the Section of Molecular Engineering for Health. Development of molecules against bacterial toxins (Shiga toxins,...), inhibitors of intracellular trafficking of toxins and pathogens, target fishing, in cellulo labelling of proteins, engineering of toxins and toxin fragments for the development of therapeutic proteins (inhibitor of HB-EGF).- From 2018 to 2020, Head of the Laboratory of Molecular Toxinology and Biotechnology.- From 2007 to 2018, Deputy Chief of SIMOPRO, a section of 60, specialized in protein engineering and development of protein ligands.- From 2005 to 2017, coordinator of a research program of >20 projects and 30 teams among 15 academic and public organizations. This program addresses the development of detection, diagnostics and treatments against pathogens and their toxins. - Professor, Board member of The Health risks master program at Pierre and Marie Curie University (UPMC-Paris 6), the Val de Grace Health school and CEA, teaching at the MES and MCT master programs at the National Museum of Natural History in Paris.