(a) All members of the board of commissioners shall be elected at-large. Every voter shall be entitled to vote for one candidate for mayor and for as many candidates as there are members to be elected to the board of commissioners. All candidates up to the number to be elected, who received the largest number of votes shall be declared elected.
(b) Appointment of officers and employees. The board of commissioners may appoint a town clerk, a treasurer, a tax collector, an accountant, a town attorney, a chief of police, a fire chief, and such other officers and employees as may be necessary, none of whom need be a resident of the town at the time of appointment: Provided, that the board of commissioners may appoint one person to file any two or more such positions. Such employees or officers shall serve at the pleasure of the board of commissioners, and shall perform such duties as may be prescribed by the board of commissioners. The board of commissioners shall fix all salaries, prescribe bonds and require such oaths as they may deem necessary.