[5] He first appeared in the club's first-team squad under manager Alfredo Berti during the 2017–18 Argentine Primera División season which culminated with the defender making his debut in a Copa Argentina tie with Independiente de Chivilcoy on 9 May 2018.

[4] On 10 July 2019, Pérez joined the newly promoted Primeira Liga side Famalicão on a season-long loan.

[4] He returned to his parent club ahead of the 2020–21 season, subsequently going unused on the bench for all three of Atlético's opening La Liga fixtures.

[14] He made his debut on 25 October away to Getafe, which preceded his first UEFA Europa League appearances arriving on 5 November in Cyprus against Omonia.

[19] Fernando Batista called up Pérez for the subsequent 2019 FIFA U-20 World Cup in Poland, where he scored once in three games.