Advanced stenographic work with related clerical duties of a secretarial nature. An employee in this class serves as Secretary to a Minister of Government or to an official of Government who is at a comparable level. Work involves the performance of advanced stenographic duties with associated clerical duties of a secretarial nature. Work is performed with a high degree of independence, requiring the exercise of a considerable amount of initiative, judgment, and tact in dealing with a wide variety of official matters relating to the Minister or the Official concerned.