S.C. Code Ann. § 1-7-440

The solicitor of the third judicial circuit may appoint an assistant solicitor, who shall be a licensed attorney at law residing in the circuit, to serve at the pleasure of the solicitor and have such responsibility as the solicitor shall direct. The solicitor shall also determine the salary to be paid such assistant solicitor and such salary shall be paid from funds provided by Public Law 90-351, The Omnibus Crime Control and Safe Streets Act of 1968, as amended.