When Jim Jordan vacated his state Senate seat after winning a seat in Congress, Faber was one of seven who sought to replace him, along with Derrick Seaver, Gene Krebs, Robert J. Luckey III, Toni Slusser, Vincent Foulk and Kreg Allison.

In a 2016 survey by Columbus Monthly of Statehouse insiders ("lawmakers, legislative aides, lobbyists, journalists and Kasich administration officials"), Faber was rated "Most Ambitious," "Most Humorless," "Least Compassionate," "Most Arrogant," and "Most Aggressive Campaign Fundraiser.

Ohio Speaker of the House Cliff Rosenberger considered running for the Republican nomination for auditor,[8] but chose not to do so.

[11] Faber faced former U.S. Representative Zack Space, the Democratic nominee, in the 2018 campaign for state auditor.

[12] In October 2018, the Associated Press published an investigation revealed that Faber and his businesses incurred penalties for tax delinquencies between 2008 and 2015 across multiple properties and years and in two counties.

[14] He was inaugurated for a second term on January 9, 2023, joined by his family and sworn in by newly elected chief justice of the Ohio Supreme Court Sharon Kennedy.