Probation officers and volunteers in probation shall be appointed in accordance withstandards fixed by the Supreme Court. All probation officers and volunteers in probation shall be responsible to and under the supervision of the Chief Probation Officer of the county who shall be responsible to and under the supervision of the judge designated by the Assignment Judge to be responsible for the administration of the probation department in the county in accordance with applicable statutes, rules of the Supreme Court, and directives of the Chief Justice, the Administrative Director of the Courts, and the Assignment Judge of the County.