He graduated from Hustisford High School in 1981, and earned his Bachelor of Science from the University of Wisconsin–Oshkosh in 1985. He completed the Army Command and General Staff College and served in a number of assignments during his 27 years of service, including Battalion Commander.
He joined the United States. Army Reserve in 1981 and was commissioned as a lieutenant in the Armor Branch in 1985. In 2009, he retired at the rank of Lieutenant Colonel. He worked for nearly a decade as a newspaper publisher.
He purchased the Dodge County Independent News in Juneau, Wisconsin, in 1990, and sold it in 1996 to the Watertown Daily Times where he remained as associate publisher for several years.
In 1994, Fitzgerald was elected to the, and he has been re-elected since 1998. In prior sessions, Fitzgerald has served as Minority Leader, Company-Chairman of the Joint Committee on Finance, and Chairman of the Senate Corrections Committee.
He served on a wide array of boards and study committees ranging from the Rural Economic Development Board, the Governor's Council on Tourism, and the Special Committee on State-Tribal Relations to the Committee on Telecommunications and 911 Service. 2011 Wisconsin protests
In 2011 there were public employee protests conducted in opposition to Governor Scott Walker"s budget repair bill.
In January 2011, Fitzgerald said he wanted to meet with the unions before changing the laws, adding, "We"re not going to walk through hell and go through that if the Governor doesn"t offer that up."
On February 8, 2011, Fitzgerald"s father was appointed to head the state patrol by the Walker Administration.
Three days later, Governor Walker introduced his budget repair bill that limited collective bargaining from most municipal workers, which Fitzgerald, and all but one Republican in the State Senate, supported. Scott Fitzgerald"s father, Stephen "Steve" Fitzgerald, was Sheriff of Dodge County, Wisconsin, for fourteen years and served as the United States. Marshal for the Western District of Wisconsin. He was later appointed head of Wisconsin State Patrol by Governor Walker.
Scott"s younger brother, Jeff, was an Assembly Representative from the 39th Assembly District, and was Assembly Speaker during the 2011–2012 legislative session.
Member of Wisconsin Newspaper Association, Reserve Officers Association, Knights of Columbus, Juneau Junior Chamber of Commerce, Juneau Lions Club.
Married Lisa Fitzgerald. Children: Scott, Brennan, Connor.