Section 4.07 PERSONNEL SYSTEM.
   (1)   The City shall be an “at-will” employer. Consistent with such policy, personnel rules shall be prepared by the City Manager and presented to the City Council, who may adopt them by ordinance, with or without amendment. The adopted rules shall establish the City as an equal opportunity employer and shall govern the equitable administration of the personnel system of the City.
   (2)   The adopted rules shall provide for the following requirements:
      (a)   A pay and benefit plan for all city employment positions;
      (b)   A plan for working hours, attendance policy and regulation and provision for sick and vacation leave;
      (c)   Procedure for the administrative hearing and adjudication of grievances;
      (d)   Additional practices and procedures necessary to the beneficial and equitable administration of the city's personnel system; and
      (e)   A plan for annual oral and written evaluation based on a job description for all city employees by their immediate supervisor, including evaluation of the City Manager by the City Council.