[6] After graduating from college, Munson lived in New York City for a year and worked as an account manager for RBC Capital Markets.
[8][9][10] Munson was one of seven Minnesota lawmakers to sign a letter demanding that states decertify their election results despite no evidence of fraud.
[8] Munson was elected to the Minnesota House of Representatives in a 2018 special election, succeeding Republican incumbent Tony Cornish, who, after facing sexual harassment and assault allegations from multiple women who worked as staffers, legislators and lobbyists, signed a settlement agreement with one of the women and resigned from office.
[13] Munson claimed, "Minnesota becomes more politically polarized every year and the metro politicians have shown us that rural Minnesotans are no longer represented by Saint Paul.
[14] In February 2022, Munson filed paperwork to run in the Minnesota's 1st congressional district special election to replace U.S. Representative Jim Hagedorn, who had died of kidney cancer earlier that month.