Senator, United States Senate, Missouri, 2023-present

Attorney General, State of Missouri, 2019-2023

Candidate, United States Senate, Missouri, 2022

Candidate, Attorney General, State of Missouri, 2020

Treasurer, State of Missouri, 2017-2019

Majority Caucus Chair, Missouri State Senate, 2013-2017

Senator, Missouri State Senate, District 15, 2008-2017

Secretary, Majority Caucus, Missouri State Senate, 2011-2012

Alderman, City of Glendale, 2005-2008

Member, Committee on Armed Services

Member, Committee on Commerce, Science, and Transportation

Member, Joint Economic Committee

Member, Subcommittee on Communications, Media, and Broadband

Member, Subcommittee on Cybersecurity

Member, Subcommittee on Emerging Threats and Capabilities

Member, Subcommittee on Seapower

Ranking Member, Subcommittee on Space and Science

Member, Subcommittee on Surface Transportation, Maritime, Freight, and Ports

Former Chair, Jobs, Economic Development, and Local Government Committee, Missouri State Senate

Former Member, Joint Committee on Missouri Health Net, Missouri State Legislature

Former Member, Joint Committee on Missouri's Promise, Missouri State Legislature

Former Member, Judiciary and Civil and Criminal Jurisprudence Committee, Missouri State Senate

Former Member, Justice System Committee, Missouri State Senate

Former Member, Missouri Health Net Committee, Missouri State Senate

Former Member, Veterans' Affairs and Health Committee, Missouri State Senate

Attorney/Partner, Lathrop and Gage Limited Liability Partnership, present

Teacher, Saint Louis University

Former Editor, Saint Louis University Law Review

Volunteer, Autism Society, Gateway Chapter, present

Volunteer, Big Brothers-Big Sisters, present

Board Member, DeSmet Jesuit High School

Volunteer, Habitat for Humanity, present

Board Member, Nurses for Newborns Foundation

Board Member, Parents as Teachers Program

Board Member, Saint Louis Crisis Nursery

Volunteer, Tuberous Sclerosis Alliance

Chair, Young Lawyer Section Council, Missouri Bar

Volunteer, Young Lawyer Section Giving Tree, present

Awards:

Friend of Education Award, Missouri Association of School Board Administrators, 2013
Legislator of the Year Award, Missouri Foundation of the Grand Order Pachyderms, 2013
State Advocate of the Year Award, Saint Louis Children's Hospital, 2013
Friend of Ratepayer Award, Fair Energy Rate Action Fund, 2012
Community Service Award, The Missouri Bar's Tom Cochran, 2012
Social Impact Award, Touchpoint Autism Service, 2012
Judicial Conference of Missouri Award, 2010, 2012
Legislative Award, Missouri Homebuilders Association of St. Louis and Eastern Missouri, 2010, 2012
Legislative Award, Saint Louis Business Journal, 2010-2012
Lewis and Clark Statesman Award, Saint Louis Regional Chamber and Growth Association, 2009-2012
Good for Business Award, Associated Industries of Missouri, 2011
Friend of Manufacturing & Industry Award, Associated Industries of Missouri, 2010, 2011
Champion for Babies Award, Greater Missouri Chapter of the March of Dimes, 2011
Spirit of Enterprise Award, Missouri Chamber of Commerce and Industry, 2011
Distinguished Legislator Award, Missouri Community College Association, 2011
Outstanding Legislator of the Year Award, Missouri Economic Development Financing Association, 2011
Roy F. Essen Memorial Award for Outstanding Young Lawyer, Saint Louis County Bar Association, 2011
President's Award, Missouri Association of County Developmental Disabilities Services, 2010
Statesperson Award, National Multiple Sclerosis Society's Committee, 2010
40 Under 40 Class, Saint Louis Business Journal, 2010
Appreciation Award, Thompson Foundation for Autism, 2010