Job Description. Job Description. Saint Mary's High School is looking for a Controller. SUMMARY OF POSITION. The Controller will plan and direct the accounting operations of Saint Marys High School. The Controller will. report to the President. Direct Reports: A/P Specialist, A/R Specialist and Staff Accountant. ESSENTIAL FUNCTIONS. 1. Oversees the operations of the Accounting Department, which include accounts payable, accounts. receivable, bank...