"Employee", as used in Part 331, means any staff person employed by the Department or a child care facility, and includes any substitute, assistant, volunteer or work-study student used to replace or supplement staff in the direct care or supervision of children. This definition includes administrative, professional and other support staff who have contact with children as part of their duties in the present or prospective employment. The term also includes persons who receive remuneration directly from the Department pursuant to a contract for personal services. (R 331)