You will be contacted by HR they'll try to convince you to join another department. Ask you general questions just smile and laugh and be friendly. They'll put you in contact with the department head and they'll interview you which will lead to your hiring and orientation which lasts 2 days before you start your actual job.

They really want to have an idea of who you are and how you can contribute to such great team. If you have the energy and what it takes to be in the sun and have fun with whatever weather.