Muriel Hirrien is an experienced professional in production planning and quality management, currently serving as Manager Ordonnancement at LYNRED since July 2016. Responsibilities include developing the Master Production Plan in alignment with sales forecasts and managing client priorities. Prior to this role, Muriel held various positions including Gestionnaire ordonnancement and Ingénieur Qualité Opérationnelle at Sofradir, where notable achievements involved managing back-end production lines and implementing quality rituals. Earlier career highlights feature roles at Thales, Essilor, and STMicroelectronics, focusing on product management and process support in manufacturing environments. Muriel holds a degree in Materials Engineering from Grenoble INP - Phelma, a Doctorate in Chemistry from Université Grenoble Alpes, and a certification in Supply Chain Management from APICS Northern Colorado.