His helmet, an Imperial officer helmet, is found inside Sulla Trebatuis' pack, in the torture chamber where Valie is found. The leader of these bandits will be wearing a set minus the helmet. There is a group of bandits that appears randomly in the world posing as Imperial Soldiers.
Pieces of Imperial armor typically cannot be found as random loot, however, during ' Unbound,' there are several Imperial soldiers in Helgen Keep who wear the armor, minus the helmet.
