Selesky joined the coaching staff of the Tampa Bay Storm of the Arena Football League (AFL) in 1997 as an assistant coach and Director of Player Personnel, a position he held for three seasons. After which, he joined the Carolina Cobras for the 2000 season as the team's Line coach, coaching both the offensive and defensive line due to the AFL's iron man rules, and Director of Player Personnel. In 2001, he was named the head coach of the Louisville Fire of af2, the AFL's developmental league. In 2001, the Fire recorded a record of 6–10, and finished sixth in the National Conference's Midwest Division. In 2002, he joined the Albany Conquest as the team's head coach. For that season, the team recorded a 13–3 record, winning the Northeast Division, and finishing 1–1 in the playoffs. For the season, Selesky was named af2's Coach of the Year.[3]
In 2003, Selesky returned to the Arena Football League, this time as head coach and Director of Player Personnel of the Buffalo Destroyers. For the season, the Destroyers recorded a record of 5–11. In 2004, he returned to the Carolina Cobras as the team's defensive coordinator.[4] He was the team's interim head coach for the final six games of the season,[5] replacing both Eddie Khayat (2–4)[6] and John Gregory (1–3),[7] recording a record of 3–3. In September 2004, Selesky was named the defensive coordinator for the Destroyers (by this point relocated to Columbus) for the 2005 season.[3][8][9]
In 2006, Selesky returned to af2, this time as the head coach of the Alabama Steeldogs, a position he held for two seasons, recording a 7–9 record each season. In 2008, he returned to the AFL, as the defensive coordinator and Director of Player Personnel for the Grand Rapids Rampage.[3] In 2009, the AFL suspended operations for one season, during that season he was a teacher and coach at Hewitt-Trussville Middle School.[10]
In 2010, he returned to the Gladiators and spent two seasons as the team's Director of Player Personnel. In 2012, he became the Gladiators assistant head coach, a position he held for three seasons. In 2015, he joined the Saskatchewan Roughriders of the Canadian Football League (CFL) as the team's U.S. scout.[11] In January 2015, he was named the Director of Football Operations and Compliance for the Professional Indoor Football League.[12] In 2016, he rejoined the Gladiators as the team's assistant head coach. In December 2016, he was named the Gladiators head coach.[13][10][3]