You will be overloaded with work while management tells you that you aren't doing enough.
If you are working toward a promotion, they will make you jump thru many unnecessary hoops to be considered.
If you are expecting annual salary increases, don't count on it. You will have to find a new job and give notice to receive a raise.
They have their favorites and those are the only ones to get promotions or receive any acknowledgement for their hard work.