As a Mcdonalds crew member, expect to be on your feet for hours at a time even though you get breaks. You will be doing anything from wiping the tables, taking out the trash, … cleaning the bathrooms, then taking orders, working the cash register, and even food prep as you progress through the company.aking the world better, one answer at a time. They work in drive thru presenting food, or they cook in grill. Some crew members also are cashiers on front counter or in the drive thru. Some crew members have a job cleaning the front lobby as they call it.