The commission shall appoint a director of the City-County Park and Recreation Commission on the basis of merit and experience. Such director shall be a graduate of an accredited college or university in the field of landscape architecture, horticulture, park management, recreation or related field or shall have had a minimum of ten years' experience in park management, recreation, landscape architecture, horticulture or related fields. The director shall serve at the discretion of the commission. The director may appoint and remove staff members and other employees, subject to the approval of the commission. The appointment and compensation of the director and other staff members shall all be subject to the approval of the governing body of the city and the board of county commissioners.