He served as a judge of the United States Foreign Intelligence Surveillance Court from 2015 to 2022.

[1] He served as a judge of the United States Alien Terrorist Removal Court from 2016 to 2021.

He was a law clerk for Judge Clement Haynsworth of the United States Court of Appeals for the Fourth Circuit from 1966 to 1968.

The United States Senate confirmed Jones on July 18, 1996, and he received his commission on August 1, 1996.

[5] In 2007, Jones levied a fine of $634.5 million against Purdue Pharma L.P., the maker of OxyContin, and three of its executives for misleading the public regarding the safety of prescription pain medication.