•2017-present: Judge, United States Court of Appeals for the 6th Circuit
•2015-2017: Justice, Michigan Supreme Court
•2003-2015: Lecturer and special counsel to the dean, University of Michigan School of Law
•2002-2003: Deputy assistant attorney general, office of legal counsel, U.S. Department of Justice
•1998-2002: Lecturer and special counsel to the dean, University of Michigan School of Law
•1997-1998: Visiting lecturer, Northwestern University Law School
•1995-1997: Private practice, Washington, D.C.
•1994-1995: Law clerk, Hon. Antonin Scalia, Supreme Court of the United States
•1993-1994: Law clerk, Hon. David Sentelle, United States Court of Appeals for the District of Columbia Circuit