The board may appoint an executive director, who shall be exempt from civil service requirements, and who shall devote as much time as may be necessary to discharge the functions of the board as herein provided. The department shall provide the board with the necessary personnel, office space, equipment, supplies, and services that, in the opinion of the board, may be necessary to administer this chapter. However, the board may contract with the department or another state agency for office space, equipment, supplies, and services, as determined by the board to be appropriate, for the administration of this chapter.