Benjamin Pajot is Senior HPC Expert in the “Center for Excellence in Parallel Programming” of Bull, an Atos company. Degree in Applied Mathematics and Modelling at the Engineer School Institut des Sciences et Techniques de l’Ingénieur de Lyon (ISTIL/EPUL) in 2008, he received the PhD in Atmospheric Chemistry and Physics at the University of Toulouse III, belonging to the Centre Européen de Recherche et de Formation Avancée en Calcul Scientifique (CERFACS), in 2011. He worked two years as a Research Engineer in HPC for seismic imaging at the laboratory Institut de Sciences de la Terre (ISTerre) in Grenoble. He got the label of Expertise C3I (Certificat de Compétences en Calcul Intensif) delivered by the GENCI in 2013. He has now been working for Bull, an Atos company since 2014.