what is the trigger for it, or what is required to trigger it because I can't.
you have to get 5 "points".
Take him to Dr. Hildern (SP?) at McCarren, and talk to him about the OSI. +1
Take him to the Fort. He will say hes scared, tell him you just want to talk to Caesar and that youll leave right away. Fast travel outta there right away.+3
Helios quest: Direct power to Freeside. +1
Visit crashed vertibird.+1
That should trigger the quest.