Meinerz chose to play college football at NCAA Division III Wisconsin–Whitewater over St.
[2] Meinerz played in two games as a freshman before becoming a starter as a sophomore, when he was named first team All-Wisconsin Intercollegiate Athletic Conference (WIAC).
[5] The 2020 NCAA Division III football season was canceled due to COVID-19 pandemic and he spent the year training at his family's hunting and fishing camp in Ontario.
On July 17, 2024, Meinerz signed a four-year, $80 million extension, keeping him under contract through the 2028 season.
He was later invited to the Pro Bowl as the first alternate but declined to participate, stating that he didn't want to attend as a replacement.