Iowa Barnstormers After going undrafted in the
1998 NFL draft, Kaesviharn spent one year out of football where he worked as a long term substitute teacher at Sioux Falls (SD) Washington High School, before signing with the
Arena Football League's
Iowa Barnstormers. In 1999, Kaesviharn was named the Barnstormers' Rookie of the Year, leading the team with five interceptions for the season despite having played in only 10 games before breaking a bone in his foot. His strong success continued into 2000, when Kaesviharn was named to the
All-Arena First-team at
Defensive Specialist, as the third player in AFL history to register more than 100 tackles in a single season. His 107 tackles were ranked second in the AFL overall. He set a Barnstormers record that year with 10 interceptions (for 81 yards) in one season. In his two years with the Barnstormers, Kaesviharn recorded 133 tackles, 15 interceptions, 19 pass deflections, one fumble recovery, and caught six passes for 93 yards as a wide receiver.
San Francisco Demons In 2000, Kaesviharn was selected by the San Francisco Demons for the inaugural season of the XFL. Over the course of the season he was credited with 41 tackles (32 solo), three interceptions and three passes defended. He recorded 3 punt returns for a total of 25 yards (averaging 8.3 yards per carry). The Demons went 5-5 for the season, finishing second in their division and going on to the
Million Dollar Game vs. the
Los Angeles Xtreme. On April 21, 2001, the Xtreme defeated the Demons 38–6.
Green Bay Packers In 2001, Kaesviharn started his NFL career signing as an
undrafted free agent with the Green Bay Packers, but was waived just before their season opener.
Cincinnati Bengals He was signed to the Cincinnati Bengals' squad four weeks later. During his stretch with the Bengals, Kaesviharn played in 87 games and logged 363 tackles (286 solo), six sacks, 15 interceptions, 28 passes defended and four fumble recoveries; one of which resulted in a touchdown when he returned the ball three yards on a Lee Suggs fumble in the second quarter vs. the Cleveland Browns on October 17, 2004. In 2006, he had his best year as a Bengal, despite only playing in 14 games, and starting in seven of them. Kaesviharn recorded six interceptions, along with four sacks for the season.
New Orleans Saints On March 13, 2007, after five full seasons with the Bengals, Kaesviharn signed a four-year contract with the
New Orleans Saints. He was released on March 26, 2009.
Carolina Panthers Kaesviharn was signed by the
Carolina Panthers on August 24, 2009, after
safety Charles Godfrey underwent
surgery on a broken
hand.
Wide receiver Jason Carter was waived to make room for Kaesviharn on the roster.
Tennessee Titans Kaesviharn signed with the
Tennessee Titans on September 29, 2009. ==NFL career statistics==