Beginning his pro career as an undrafted free agent signing of the San Francisco 49ers in 2012, Kourtnei spent the next three years on various practice rosters in the NFL including Washington, Buffalo, Detroit and St. Louis before landing in Houston in 2015 where he appeared in four games for the Texans. After being waived by Houston in November, he also appeared in one game for the Tampa Bay Buccaneers that season before becoming a free agent in 2016. Kourtnei’s final NFL stop was with Tennessee in 2017 where he attended training camp with the Titans before being released in August.