Career
He played college football at Boston College and was drafted in the 7th round of the 2015 NFL Draft by the Philadelphia Eagles. In his freshman season in 2011, Mihalik had six tackles and two pass breakups, playing the last nine games of the season. He played nine games as a sophomore in 2012, registering 22 tackles, 3.5 tackles for loss, and a sack.
As a junior in 2013, he recorded 22 tackles, including six for loss and two sacks.
In his 2014 senior season, Mihalik tallied 27 tackles, including 4.5 tackles for a loss, and 3.5 sacks. Mihalik was drafted by the Philadelphia Eagles in the seventh round of the 2015 NFL Draft with the 237th overall pick.
Mihalik was signed to the practice squad after failing to make the 53-man roster, but was released on September 16.