(a) The Board may hire such employees as it may deem necessary for the performance by the Department of its duties.
(b) The duties of such employees and the duties of any investigator appointed by the State Election Commissioner pursuant to § 302(14) of this title hereof, shall be prescribed by the Board and the compensation fixed by the Secretary of the Department of Human Resources.
(c) The employees of the Department shall be placed under the state merit system but subject to all provisions of this title.