Representative, United States House of Representatives, District 16, 2023-Present

Representative, United States House of Representatives, District 18, 2015-2023

Candidate, United States House of Representatives, Illinois, District 16, 2022

Senator, Illinois State Senate, District 37, 2011-2015

Candidate, Illinois State Senate, District 37, 2012

Member, Permanent Select Committee on Intelligence

Member, Select Committee on the Strategic Competition Between the United States and the Chinese Communist Party

Member, Subcommittee on National Intelligence Enterprise

Member, Subcommittee on Trade

Chair, Subcommittee on Worker & Family Support

Member, Ways and Means Committee

Former Member, Energy Committee, Illinois State Senate

Former Member, Enterprise Zone Extensions Committee, Illinois State Senate

Former Member, Environment Committee, Illinois State Senate

Former Ranking Minority Member, Gaming Committee, Illinois State Senate

House Intelligence Subcommittee on Central Intelligence Agency

Former Member, House Ways and Means Subcommittee on Select Revenue Measures

Former Member, House Ways and Means Subcommittee on Trade

Former Member, Human Resources Subcommittee, United States House of Representatives

Former Member, Human Services Committee, Illinois State Senate

Former Member, Joint Economic Committee, United States House of Representatives

Former Member, Natural Resources Committee, United States House of Representatives

Former Member, Oversight and Investigations Subcommittee, United States House of Representatives

Member, Republican Study Committee

Former Member, Science, Space, and Technology Committee, United States House of Representatives

Former Member, Social Security Subcommittee, United States House of Representatives

Former Member, Subcommittee on Energy and Mineral Resources, United States House of Representatives

Former Member, Subcommittee on Energy, United States House of Representatives

Former Member, Subcommittee on Federal Lands, United States House of Representatives

Former Member, Subcommittee on Indian, Insular and Alaska Native Affairs, United States House of Representatives

Former Chair, Subcommittee on Oversight (Science, Space, and Technology), United States House of Representatives

Former Member, Subcommittee on Oversight (Ways and Means), United States House of Representatives

Former Member, Subcommittee on Research and Technology, United States House of Representatives

Former Member, Subcommittee on Worker & Family Support, United States House of Representatives

Former Member, Transportation Committee, Illinois State Senate

Former Appropriations Committee Associate, United States House of Representatives

Attorney, Miller, Hall & Triggs, 2006-2015

Assistant United States Attorney, United States Attorney for the District of Nevada, 2001-2005

Adjunct Professor, University of Nevada, 2003-2005

Prosecutor, Tazewell County, 1999-2001

Prosecutor, Cook County, Illinois, 1997-1999

Staff, United States Representative Charles Jeremy (Jerry) Lewis of California, 1990-1994

Board Member, Big Brothers Big Sisters, present

Member, Board of Directors, Red Cross of Central and West-Central Illinois, present

Member, Board, Salvation Army, present

Parishioner, Saint Vincent de Paul Church

Member, Board of Directors, Center for Prevention of Abuse, 2006-2010