The hours are long because the days are unpredictable. You never know when an 8 hour day will turn into a 14 hour day, because 1 thing went wrong. As long as your level is low enough you will get paid overtime for it though.
If you have no social life, no familial obligations then this is the job for you. Otherwise be prepared to go without having that quality time with your loved ones. The site is closing so maybe this will not be the case at other locations, however, due to the type of work, and through speaking with others at other sites, this is pretty much a standard situation.
People are nice, it is a gentleman's club so be prepared for that.
overtime, people are friendly, good benefits
long hours, unpredictable, site closure