On September 2, 2013, before the beginning of the National Football League 2013 regular season, the Oakland Raiders sign undrafted free agent guard Lamar Mady to their practice squad.[2]
On September 23, 2013 the Oakland Raiders activate Lamar Mady from the practice squad to their active roster due to injuries on the Raiders offensive line.[3]
On September 1, 2015, Mady was waived by the Raiders.[4]
On November 5, 2015, Mady was assigned to the Arizona Rattlers of the Arena Football League. On November 16, 2016, Mady re-signed with the Rattlers as they transition into the Indoor Football League. Mady was named First-team All-Indoor Football League as a center following the 2017 season.[5] On July 8, the Rattlers defeated the Sioux Falls Storm in the United Bowl by a score of 50–41.[6] He re-signed with the Rattlers on August 28, 2017.[7]