Before serving as U.S. Attorney, Jensen was a partner at Husch Blackwell LLP, a position to which he returned in 2021.

He was an Executive United States Attorney from 2005 to 2009, leaving that position to start his own law firm.

He oversaw thousands of federal criminal prosecutions and civil enforcement actions in the District, including cases involving public corruption, white collar crime, organized crime, terrorism, the False Claims Act, narcotics, and firearms, as well as a variety of cybersecurity attacks, such as computer intrusion and ransomware.

[6] Jensen also served on the Attorney General's Advisory Committee (AGAC) during his time in office, a group of U.S.

As is customary at a presidential transition, Jensen resigned as a United States Attorney on December 30, 2020.