From 1976 to 1980, he served in the United States Marine Corps, and he was stationed in Japan for a year during that time, where he met his wife, Mariko.

He faced Alan Hays, Johnny Barto Smith, Randy Wiseman, and JoAnn Huggins in the Republican primary.

Later that year, in 2004, he was appointed by Governor Jeb Bush to serve on the Lake County School Board, and he was re-elected to that position in 2006.

While in the legislature, he sponsored legislation that targeted the Florida High School Athletic Association, which would "curtail the FHSAA's power to investigate and make athletic eligibility rulings, revamp its governance structure with the addition of more political appointees, and set a 2017 expiration date on its status as the designated governing body for high school sports.

"[4] On March 11, 2018, Governor Rick Scott announced he was appointing Metz to the Fifth Judicial Circuit Court, which covers Citrus, Hernando, Lake, Marion, and Sumter Counties in Central Florida.

[6] September 23, 2022 - After weighing and delaying a plea deal for five months, a judge Thursday agreed to sentence Heather Finley to four years in prison for causing a 2018 crash that claimed the lives of four young mothers.