As a senior, he was a starter at center, receiving All-conference, All-area by the Palm Beach Post and All-Broward by the Sun-Sentinel honors.
McDermott was signed as an undrafted free agent by the Dallas Cowboys after the 2015 NFL draft on May 8.
[1] On September 9, 2015, McDermott was signed to the Panthers' practice squad but was released the following week.
[6] On November 17, 2016, McDermott was signed to the Giants practice squad and was promoted to the active roster two days later.
[9] He is from Lake Worth Beach,[10][11][12] and his brother K. C. McDermott played offensive tackle for the Jacksonville Jaguars and Houston Texans in the NFL.