The Civil Service of the Municipality is hereby divided into the unclassified and classified service.
(1) The unclassified service shall include:
(a) All members of boards and commissions;
(b) All elective or appointive officers specifically provided for by this Charter;
(c) All heads of departments and divisions;
(d) All assistants or deputies to the Solicitor and Clerk of Council;
(e) One secretary to the Mayor and one secretary to the head of each department;
(f) All persons appointed to an office or position requiring professional or exceptional qualifications as determined by the Council;
(g) All employees in unskilled labor positions;
(h) All part-time or seasonal employees.
(2) The classified service shall comprise all positions not specifically included by this section in the unclassified service.