Sec. 2. The township trustee of each township, in the trustee's official capacity as chief executive officer within the township, may do the following:
(1) Employ supervisors, investigators, assistants, or other necessary employees in discharging the township trustee's duties concerning the provision of township assistance.
(2) Fix the salaries or wages to be paid to the supervisors, investigators, assistants, and other necessary employees employed by the township trustee.