12 hour shifts
Various, you are expected to accomodate whenever they need you.
Core hours in the main office are 9:00-11:00 AM and 1:00-3:00 PM if I remember correctly. As long as you're there for core hours, your schedule can be fairly flexible. Just ensure that you're also working 40 hours per week.
Working hours 08:00 a.m. to 18:00 with an hours for lunch