I applied through an employee referral. The process took 4 weeks. I interviewed at The MCC Group (New Orleans, LA) in Jan 2009
Interview
They conduct group interviews with several department heads or Business unit managers. Be prepared to be asked trivial questions that don't matter they really are interested in finding out the minimum what they could get away with paying you.
Interview questions [1]
Question 1
They will ask technical questions about HVAC and plumbing generally