Campos retired in 2005 and took up coaching in 2011. He began as assistant manager to Paulo Fonseca in several countries. He was appointed manager of C.D. Santa Clara on 7 October 2021, replacing Daniel Ramos at the helm for the rest of the season.[3] He made his debut nine days later in a 2–0 win at U.D. Leiria in the third round of the Taça de Portugal.[4] On 23 October, he lost 2–0 at home to F.C. Famalicão in his first league game.[5]
On 15 December 2021, Campos was dismissed. He had won one and drawn one of his six league game, and the team were in 16th.[6]
Tondela
Campos returned to work in the top flight on 16 March 2022, succeeding Pako Ayestarán at 16th-placed C.D. Tondela.[7] On his debut three days later, the team drew 2–2 at home to F.C. Arouca.[8] On the final day of the season, the team from the Beira conceded two equalisers in a 2–2 draw with Boavista F.C. also at the Estádio João Cardoso, allowing Moreirense F.C. to rise above them outside the relegation zone.[9]