Chief Justice of the United States
Law Clerk for Judge Henry J. Friendly of the United States Court of Appeals for the Second Circuit from 1979–1980.
Law Clerk for then-Associate Justice William H. Rehnquist of the Supreme Court of the United States during the 1980 Term
Special Assistant to the Attorney General of the United States from 1981–1982.
Associate Counsel to President Ronald Reagan.
White House Counsel Office from 1982–1986.
Principal Deputy Solicitor General from 1989–1993.
Practiced Law in Washington, D.C from 1986–1989 and 1993–2003.
Judge on the Court of Appeals for the District of Columbia Circuit from 2003–2005.
Nominated as Chief Justice of the United States by President George W. Bush, he assumed that office on September 29, 2005.