A Republican, he served as a member of the New York State Assembly representing Assembly District 146, which comprises the Towns of Amherst in Erie County and Pendleton in Niagara County.
Walter earned a degree in history from the State University of New York at Geneseo in 1994.
Walter worked at automobile dealerships in Western New York for ten years before entering the University at Buffalo Law School.
[1] His political career began in 2009 when the Erie County Republican Committee appointed him to fill the Erie County Legislature seat left empty by Michael H. Ranzenhofer who had been elected state senator.
In 2018, Walter unsuccessfully ran for reelection in the New York State Assembly, losing to lawyer Karen McMahon, after she garnered 54 percent of the votes.