On top of clinical training at Jules Gonin Eye Hospital and Division of medical Genetics in Lausanne, he received additional training in Pediatric Ophthalmology and Ocular Oncology at Childrens Hospital Los Angeles, University of Southern California in USA. Professor Munier is board certified in both Ophthalmology and Medical Genetics.

He is presently head of the the Retinoblastoma Unit and the Oculogenetic Unit at Jules Gonin Eye Hospital.

In addition Prof. Munier is an associated resear