He was selected by the Cincinnati Bengals in the fourth round of the 2010 NFL draft.
[1] He was selected in the fourth round of the 2010 NFL Draft with the 131st overall pick.
[2] During the team's first training camp practice in 2011, Muckelroy ruptured his Achilles tendon, ending his season.
Just before the start of the 2012 regular season, Muckelroy was released in favor of undrafted Linebacker Vontaze Burfict.
Muckelroy was re-signed by the Bengals on September 14 after Linebacker Thomas Howard was placed on injured reserve, but was released again shortly thereafter.