The Department of the Air Force is headed by the Secretary of the Air Force, a civilian appointed by the president, by and with the advice and consent of the Senate.
The Department of the Air Force is headed by the Secretary of the Air Force (SAF/OS), a civilian, who has the authority to conduct all of its affairs, subject to the authority, direction and control of the Secretary of Defense. The secretary of the Air Force is a civilian appointed by the president, by and with the advice and consent of the Senate. 
