Mário Jorge began his career as a futsal coach of Helênico Atlético Clube in 1997. He left the club in December 2010, and became a coach of
Madureira's futsal team; prior to that, in the previous August, he also began working as a scout at
Audax Rio. Mário Jorge was also a coach of Audax's under-15 football squad while working as a futsal coach of Clube Bradesco. On 15 January 2015, he became the new head coach of the under-15 squad of
Vasco da Gama. On 20 April 2016, Mário Jorge left Vasco to take over the under-13 team of
Flamengo. He subsequently worked in the club's under-14, under-15, under-17 and under-20 squads before taking over the first team for the opening match of the 2023 season, a 1–0
Campeonato Carioca win over former club Audax, as the under-20 squad was utilized. Mário Jorge was back in charge of
Fla during a 1–1 draw against
Bangu on 24 January 2023, as the first team was resting for the
2023 Supercopa do Brasil. After returning to the under-20s, he became an interim head coach of the club on 11 April, after
Vítor Pereira was sacked. Mário Jorge was ahead of Flamengo on two occasions: a 2–0 loss to
Maringá and a 3–0 win over
Coritiba before returning to the under-20 team after the appointment of
Jorge Sampaoli. He again became an interim on 28 September 2023, after Sampaoli was dismissed. On 7 June 2024, Mário Jorge left Flamengo to take over the
Saudi Arabia national under-17 team. After qualifying the side to the
2025 FIFA U-17 World Cup, he returned to his home country after being named head coach of the under-20 team of
Internacional on 25 August of that year. On 28 April 2026, Mário Jorge was named head coach of
Série C side
Volta Redonda. ==Personal life==