There shall be the following administrative officers and boards:
(a)
following offices and boards shall be filled by ballot by a majority vote of the members of the City Council: City Manager, City Clerk, City Solicitor, Member of the Board of Assessors, Trustees of the Water District, Civil Service Commissioners, members of the Board of Registration, or a Registrar as provided under the laws of the State of Maine, Trustees of Sophia Kirstein Student Fund and Trustees of the Hersey Fund.
(b)
The heads of all departments except those positions enumerated in Sec. 1 (a) above shall be appointed by the City Manager, subject to confirmation by the City Council. All other employees of the City shall be appointed by the heads of the applicable departments, subject to confirmation by the City Manager, and subject further to any such personnel rules and regulations as may be adopted by the City Council from time to time.