In February 2018, Melin became executive director of the Minnesota State Building and Construction Trades Council, a labor group representing 70,000 union members.

[1] On January 31, 2019, Attorney General Keith Ellison appointed Melin as government affairs director for his office.

[3][4] Melin won a special election held on February 15, 2011, to fill the vacancy that arose after Governor Mark Dayton appointed Representative Tony Sertich commissioner of the Iron Range Resources and Rehabilitation Board.

[7] In February 2018, Melin became executive director of the Minnesota State Building and Construction Trades Council, a labor group representing 70,000 union members.

[12] Her husband, Joe Radinovich, worked for the mayor of Minneapolis, Jacob Frey, and managed the political campaign of Don Samuels.