The head of each department, commission, board or agency shall designate a records officer, systems analyst, or records analyst, etc., who shall be an employee at the administrative level and who shall be instructed to cooperate with the staff of the division of records management of the department of state and the public records commission in carrying out the purposes of this chapter. It is the duty of the records officer to appear before the public records commission for the purpose of presenting on behalf of such record officer's department, commission, board or agency requests for disposition of records.