Alongside that he led them to retain their CONCACAF Champions' Cup for the 1997 season after Los Angeles Galaxy 5–2 in the final,[2] completing a continental treble, the second time in the club's in history.[11] After his exploits with Melgar, he moved back to Mexico in October 2019 to serve as the assistant coach to Enrique Meza, this time at Liga MX club Puebla.[3][11] After spending two years with as assistant at Puebla, in March 2019, he returned to Peru to serve the head coach of Real Garcilaso, now Cusco FC.During the 2020 Liga MX Apertura, he led the club to eliminate reigning champions Monterrey in a penalty shootout to qualify to the quarter-finals.[16] In January 2021, Reynoso was appointed the head coach of his former club Cruz Azul, replacing Luis Armando González who was working in a caretaker role.[21] On 18 July 2021, Reynoso led Cruz Azul to the 2021 Campeón de Campeones beating León by 2–1 at Dignity Health Sports Park in Carson, California.[26] On 3 August 2022, Reynoso was presented as the new Head Coach of Peru's national football team, after the successful management of Ricardo Gareca.[citation needed] After failing to gain a win after 6 matches in 2026 FIFA World Cup qualification (CONMEBOL), Peru were sitting on 2 points.[27] On 23 November 2023, Juan Carlos Oblitas would officially state that Reynoso wouldn't resume being the manager of Peru.