Education
Zumwalt attended Edison High School.
Zumwalt attended Edison High School.
He was drafted by the Steelers in the sixth round of the 2014 NFL Draft. He played college football at University of California, Los Los Angeles
Zumwalt was named to the EA Sports All-American second-team while in high school. He was ranked as the 4th best inside linebacker and ranked as the 205th national overall prospect by rivals.com.
He also was ranked as the 267th national prospect and also was ranked the 9th best middle linebacker prospect by scout.com.
He was ranked as the 38th best prospect by scout along with being ranked 43rd best player in California/Nevada/Hawaii region by SuperPrep. He was among the players on the Tacoma News-Tribune Western 100.
He was named as an honorable mention for the Long Beach Press-Telegram Best in the West. He was selected as the GoldenStatePreps.com SoCal Defensive Player of the Year.
He was selected to the MaxPreps All-California first team
On January 3, 2010, He was selected to the Los Angeles Times All-Star team Freshman season
On December 16, 2010, He was selected to rivals.com Pac-10 All-Freshman team following the season. Sophomore season
He finished the season with 60 tackles, one interception and 2 pass deflections.
In January 13, 2012, He was selected to the Entertainment and Sports Programming Network All-Pac-12 Bowl Team following the season.
Senior season
On December 31, 2013, He was named as co-Most Valuable Player of the 2013 Hyundai Sun Bowl and was Honorable mention all-conference team.2013 Sports Illustrated all bowl team, Senior Bowl attendee, 2013 NFL Combine
Professional Pittsburgh Steelers
On May 10, 2014, the Pittsburgh Steelers selected Zumwalt in the sixth round of the 2014 NFL Draft. He was placed on the injured reserve list before the 2014 and 2015 regular seasons.
He was ranked as the 29 best player in the state of California by rivals.com. On December 22, 2009, He was selected as the Orange County Register Defensive Player of the Year and on February 3, 2010, CIF-Steamship Pac-5 Division Defensive Player of the Year following his senior year in high school. Homecoming King, Scholar athlete, basketball and wrestling letter winner. He was the Defensive tri-winner of University of California, Los Angeles"s John Boncheff, Junior. Memorial Award for Rookie of the Year following the season.