Selim Abdallah has a solid background in engineering and energy systems, holding a Diplôme d'ingénieur from HEI - Hautes Etudes d'Ingénieur obtained between 2016 and 2019, and a DUT in Génie Thermique et Energie from Université du Littoral Côte d'Opale completed 2014 to 2016. Current professional experience includes a role as Chargé d’affaires Conduite et Études at RTE Réseau de Transport d'Électricité since September 2016, following an apprenticeship as chargé d’affaires exploitation. Previous positions include an apprenticeship as assistant ingénieur at Actemium from September 2015 to August 2016, and a Technicien-Vendeur role at Decathlon France from 2012 to 2014, focusing on the resale of refurbished second-hand sports articles.