Cesson-Sévigné is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.
It is a suburb directly to the east of Rennes, bordered on its west side by the University of Rennes and the Technopole Atalante. It is primarily a residential area for the middle class. The south side is a mix of commercial and industrial areas, the largest to the east of Rennes. One of the French famous grande école Telecom Bretagne also known as ENST Bretagne has one of its campus here. This campus is renowned and reputed for its work in networking domain.
Coordinates 48°7'11.208" N -1°36'13.978" E