Romain Decossin

Romain Decossin is an experienced professional currently serving as Responsable SI-RH at Département des Yvelines since April 2020, overseeing the SIRH within a pilot performance and transformation unit. Previously, Romain Decossin held multiple roles at Bouygues Telecom from November 2010 to April 2020, including Programme Manager, where responsibilities included managing multi-channel support journeys, master planning for project impacts across various departments, leading a small team, and acting as Product Owner for a key diagnostic tool. Romain Decossin also worked as Incident Manager, handling critical incidents, and in customer service roles dealing with high-value complaints and customer interactions. Earlier experience includes working as a Payroll Manager at RATP, managing payroll for a portfolio of employees, and as an Operator at Pôle emploi, processing employment aid requests for small businesses.