He has also been a member of the Louisville Fire of the af2; the Oakland Raiders of the National Football League (NFL); the Dallas Vigilantes, Tampa Bay Storm, San Jose SaberCats, San Antonio Talons, Chicago Rush, Cleveland Gladiators, Portland Thunder/Steel, Spokane Shock, Los Angeles Kiss, Orlando Predators, Philadelphia Soul, and Columbus Destroyers of the Arena Football League (AFL); the Massachusetts Pirates, Jacksonville Sharks, Jersey Flight, Columbus Lions, and Orlando Predators of the National Arena League (NAL); and the FCF Zappers of Fan Controlled Football (FCF).
Southwick originally signed with Brigham Young University out of high school, when he elected to take a two-year Mormon mission.
[2] From Dixie State, Southwick transferred to the University of Utah, where he walked-on and was listed as the backup quarterback going into fall camp with the Utes.
[3] Southwick's college statistics, excluding post-season play, include 271 completions out of 478 passes (57%) for 3,804 yards, and 29 touchdowns with 23 interceptions.
As a starter in college, during the regular season, Southwick compiled a record of 13 wins and 5 losses.
Southwick began his professional career in 2008 signing with the Louisville Fire of the af2 as a street free agent.
After finishing the season with the Fire, the franchise folded as well as the Arena Football League.
[4] In 2009, Southwick signed with the Oakland Raiders of the National Football League,[5] but was released prior to the preseason.
On July 16, 2011, Southwick made his first career arena football start for the Storm, where he was eventually replaced by Matt Grothe due to his ineffective play.
On April 19, 2018, he signed with the Massachusetts Pirates of the National Arena League (NAL).
The 2020 National Arena League season was canceled due to the COVID-19 pandemic.