S.C. Code Ann. § 54-3-102

(A) The executive director is charged with the affirmative duty to carry out the mission, policies, and direction of the authority as established by the board of directors. He must represent the authority in its dealings with other state agencies, local governments, special districts, and the federal government. (B) The executive director shall appoint a director for each division contained in the organizational structure established by the board of directors, who shall serve at the pleasure of the executive director. (C) For each division established by the organizational structure created by the board, the executive director must employ personnel and prescribe their duties, powers, and functions as he considers necessary and as may be authorized or directed by the board of directors.