Erik is the office manager of a business with 20 employees. He assigns the employees their work, organizes them into work teams, reviews their performance every quarter, and tries to address their personal issues as they relate to the business. Alex is an employee in Erik's department. Alex knows every employee by name. He organizes parties for the staff, collects gifts for families going through difficult times such as illness of a family member, arranges people to take care of personal responsibilities for an employee who is having a baby, and sends flowers to the new parents on behalf of the office. When he asks people to help, they do so willingly. What is Alex's position in the organization?