18 U.S.C. § 4041
Bureau of Prisons; director and employees
The Bureau of Prisons shall be in charge of a director appointed by and serving directly under the Attorney General. The Attorney General may appoint such additional officers and employees as he deems necessary.
( June 25, 1948, ch. 645 , 62 Stat. 849 ; Pub. L. 107–273, div. A, title III, § 302(1) , Nov. 2, 2002 , 116 Stat. 1781 .)