[2] Upon graduation from law school he spent a brief period as an attorney at the NAACP Legal Defense and Educational Fund.

[2] After his Supreme Court clerkship, Liman entered private practice at Cravath, Swaine & Moore.

In 1994, Liman became an Assistant United States Attorney for the Southern District of New York, where he rose to serve as Deputy Chief of Appeals.

From 2003 to 2019, he was a partner in the New York City office of Cleary Gottlieb Steen & Hamilton, where he has handled a wide range of civil, commercial, and white collar criminal litigation.

[5] On January 3, 2019, his nomination was returned to the President under Rule XXXI, Paragraph 6 of the United States Senate.