Yes, but, you have to have Superpass to see them, I think. All 15 interviews are here: http://superpass.real.com/big-brother/season-14/videos/finale-backyard-interviews ... it's an hour and 50 minutes long.
I seem to recall Dan talking about not being employed anywhere this school year because he knew he was going to be on BB. So, if he's not working at St. Mary's, it was before he entered the house, not because of his antics in the house.