(a) There may be employed to serve each board of elections a clerk and other necessary board assistants, which clerk and other assistants shall be in the career service established pursuant to the provisions of Title 3, chapter 25 of the Code. Such clerk and other assistants shall be qualified electors of the district. The clerk shall keep the journal and have custody of the records of the board, and, in addition to performing any other duties prescribed by the board, shall serve as an inspector of registration, and, when so serving, may administer oaths and affirmations, and shall exercise the powers conferred, and perform the duties and obligations imposed, by this title upon inspectors of registration.
(b) The clerk, in his capacity as inspector of registration, shall take an oath of office as prescribed by the board, and shall receive from the board a certificate of appointment, setting forth his name and address, the date of his appointment, and the length of time for which he shall have been appointed.
(c) No person who holds, or is a candidate for public or party office shall be appointed to or hold any office or employment under a board of elections, unless this title otherwise provides.