N.J. Stat. Ann. § 18A:43A-3

The board of education shall provide for the operation of the bureau, for the payment of its expenses, for the staffing and assignment of personnel to the bureau including provision for the services of a social welfare caseworker or caseworkers and such other professional personnel as may be required by the bureau. Except as provided in section 18A:43A-8, the board may fix the compensation of the employees of the bureau including the director, assign duties and regulate the terms and conditions of all such employments.