The authority shall select an executive director who shall be the administrative officer of the authority and shall perform such duties as are required of him by law and such other duties as may be assigned by the authority. The executive director shall possess such qualifications as may be established by the authority. He shall receive such compensation as may be fixed by the authority.
The executive director, with the approval of the authority, shall employ such technical, professional and clerical help as may be authorized by the authority; and the authority, upon recommendation of the executive director, shall define the duties and fix the compensation of such employees.