In August 2021, Bourj signed Sadek from Tripoli ahead of the 2021–22 Lebanese Premier League season.

[4] He scored on his club debut on 5 August, in the opening match of the league season against Tripoli.

[5] Sadek represented the Lebanon national under-20 team at the 2023 AFC U-20 Asian Cup qualification, playing three games and scoring twice.

[6] On 27 March 2023, Sadek made his international senior debut in a 2–0 friendly defeat to Oman.

[1] Sadek scored his first senior international goal on 25 June 2023, in a 4–1 win against Bhutan in the 2023 SAFF Championship.