Oussama Mbarek is a seasoned professional in network security with extensive experience in various roles across several companies. Currently serving as a Senior Network Security Consultant at Air Liquide since July 2019, Oussama has previously held positions such as Network and Security Consultant at Novidy's and Incident and Change Manager at ENGIE. Other notable experiences include working as an Ingénieure Infrastructure at Squad and as a Security Consultant at Orange Business Services. Oussama began the career as a Network Engineer at One Tech Business Solutions and has a solid educational background with a degree in Network Engineering from Ecole Nationale des Sciences de l'Informatique and a foundational diploma in Mathematics and Physics from Institut préparatoire aux études d'ingénieurs de Tunis.