Loeffler turned down several scholarship opportunities to enroll and walk-on at the University of Texas. He was redshirted his first year at Texas. The following year, as a redshirt freshman, he played a few snaps as a tight end and on the kickoff return team, as well as serving as the team's backup long snapper; at the end of the 2000 season, he was picked for the Academic All-Big 12 second team. He progressed to the Academic All-Big 12 first team for the only time in 2001, after playing in all 13 of the Longhorns' games, exclusively as the long snapper on punts. An ankle injury meant Loeffler missed the Longhorns' games against Houston and Tulane in 2002, but he finally took over long snapping duties for field goals and PATs for the last seven games of the season and was the team's Special TeamsPlayer of the Week in week 2 for his two solo tackles against North Carolina. He then played in all 13 games in his senior year, and his performances earned him the Longhorns' Frank Denius Most Valuable Special Teams Player Award. He graduated in 2004 with a degree in finance.
Professional career
Loeffler was signed by the Minnesota Vikings as an undrafted free agent in 2004. The Vikings signed Loeffler to a three-year contract extension on October 7, 2011. He suffered a bone fracture in his lower back during a week 12 loss to the Atlanta Falcons and was placed on injured reserve on November 29, 2011, ending his season. In recognition of Loeffler's contribution to his record-breaking season, the Vikings' rookie kicker Blair Walsh offered to pay for Loeffler to join him in Hawaii for the 2013 Pro Bowl. Until the release of kicker Ryan Longwell by the Vikings in 2011, Loeffler, Longwell and punter Chris Kluwe were the longest-serving special teams trio in the league. During the 2014 off season Loeffler met a young entrepreneur on his way back home to Austin, TX according to the Twin Cities Business Magazine article . Loeffler, was intrigued by Harrell’s 1-year-old business called . After negotiation between Loeffler and Harrell's old business partner, Loeffler purchased half of for a five figure sum. Since the start of their relationship Harrell and Loeffler have started another venture called , a premium cell phone distribution company. Loeffler was cut from the Vikings on August 24, 2015 during the preseason.
Personal life
Loeffler is the son of Tom Loeffler, a former Republican member of the United States House of Representatives who also played football for the University of Texas under Darrell Royal. Loeffler married his wife, Jardin, in the 2006 offseason; they have a daughter, Landyn, and a son, Senate.