Doyle was elected State Chairman of the Republican Party of Arkansas in December of 2008. He has a long history of service to the Party, holding positions of Saline County Precinct Captain, County Secretary and Chairman to General Counsel of the State Executive Committee. In 1986, he was elected to Justice of the Peace for Saline County and served three terms. Doyle was also a State Senator from 1994-2002 and Chief of Staff to Lieutenant Governor Win Rockefeller from 2002-2007.

Since joining the RNC, Doyle is a member of the Committee on Contests. He holds a Juris Doctorate and a Bachelor of Arts in History from the University of Arkansas at Little Rock and has practiced law for over 25 years.  He currently resides in Benton with his wife, Barbara.