He joined Atlético Mineiro's youth setup in the following year, after failed trials at Palmeiras, Santos and Vasco.

He subsequently returned to Galo in August and was promoted to the senior squad on a permanent basis in December.

[3] Jemerson made his first team – and Série A – debut on 7 July 2013, starting and being booked in a 3–2 home win against Criciúma.

[8] On 8 October 2021, Jemerson signed for Ligue 1 side FC Metz until the end of the season.

[12] Jemerson received his first international call-up for a 2018 FIFA World Cup qualification match against Peru on 17 November 2015.