[2] After his senior year of high school, Reynolds received offers from Navy, Air Force, and Wofford.

In the fourth game of the season against Air Force, starting quarterback Trey Miller injured his ankle and Reynolds took over, leading the Midshipmen to the win.

[7] Navy finished the season 9–4 and won the Armed Forces Bowl against the Middle Tennessee Blue Raiders.

[9] In the 2015 game against SMU, Reynolds broke the record for the most career rushing touchdowns in FBS history with 78, passing Montee Ball.

[10] Later in the season in the Army–Navy Game, Reynolds surpassed Adrian N. Peterson's record for the most rushing touchdowns in NCAA Division I history with 85.

[15] Reynolds finished fifth in the Heisman Trophy running, the highest by a service academy player since Navy quarterback Roger Staubach's win in 1963.

Moreover, during the East–West Shrine Game, Reynolds won the Pat Tillman Award, which "is presented to a player who best exemplifies character, intelligence, sportsmanship, and service.

[19] Source:[20] Reynolds was not invited to the NFL Scouting Combine, but worked out as a wide receiver with the Tennessee Titans[23] and New England Patriots, while also attending a pro day with the Baltimore Ravens.

[24] On September 3, 2016, Reynolds was released by the Ravens during final team cuts and was signed to the practice squad the following day.

[41] He spent the 2019 training camp competing to replace the retiring Doug Baldwin, but lost to John Ursua and was waived on August 31.

[44] Dragons head coach Jim Zorn described Reynolds as his "secret weapon", playing receiver, returner, and emergency quarterback.

[45] In Seattle's first game against the DC Defenders, Reynolds returned the opening kickoff and caught an extra point as the Dragons lost 31–19.

To dedicate more time to playing professional football, he currently serves in the U.S. Navy Reserve as a lieutenant junior grade.