People who work on the technical aspects of theatre; (i.e. Lighting, Sound, Scenic, Costumes, Video)this includes either design or implementation of any of the preceding fields. Quite often underpaid and overworked. Actors typically believe these people in particular to be the "gnomes" or "fairies" that come during the night and make their set appear. Techies can be seen backstage lounging on the fly rail.
Actor1: "Who is that guy sitting over there by all those rope thingies?"