The department shall be responsible for the budgeting, procurement, and related management functions of the retirement system. The director of the bureau of retirement systems in the department is the executive secretary of the retirement system. The executive secretary, with department approval, shall employ the services of an actuary and, subject to rules of the civil service commission, shall employ medical advisers, clerical, technical, and administrative employees the executive secretary considers necessary for the proper operation of the retirement system.
MCL 38.2205