A service administrator is responsible for overseeing all aspects of the work order for a service department. Your job duties include coordinating with the service manager on the completion of customer work orders, putting together billing for work completed, and reviewing time cards for service employees. The qualifications for this career include a high school diploma or equivalent certification such as a GED. To be successful, you need to possess strong organizational skills, have good attention to detail, and have experience in a service department.