Torreense before making his senior debut with AMCR Fonte Grada in the Lisbon FA third division during the 2016–17 season.
[1] In 2019, Aldair moved to Académica de Coimbra and was initially assigned to the under-23 squad.
[2] On 13 July 2022, Aldair moved abroad for the first time in his career, signing a three-year contract with Spanish Segunda División side SD Ponferradina.
[3] He made his professional debut on 15 August, coming on as a second-half substitute for Dani Ojeda in a 3–2 away win over FC Cartagena.
[5] On 27 June 2023, Ponferradina sent Aldair on a season-long loan with an option-to-buy to recently-relegated to Liga Portugal 2 club Paços de Ferreira.