Original: He is currently professor at Université Paris-Sud in Orsay and scientific director of a joint laboratory ('Unité mixte de recherche') between the Centre national de la recherche scientifique (National Scientific Research Centre) and Thales Group.
Simplified: He is a professor at Université Paris-Sud in Orsay and scientific director of a laboratory called Unité mixte de recherche. The laboratory is part of the Centre national de la recherche scientifique (National Scientific Research Centre) and Thales Group.