Then in 2006 Celis would have a very short stint playing for Peruvian First Division club FBC Melgar, Arequipa's most popular club. Celis made his official debut in the Peruvian First Division with FBC Melgar on March 12, 2006 in the 2006 season.
He came on in the 77th minute for José Carlos Fernández, and his club went on to defeat Unión Huaral 3-1 at home. His manager at the time Teddy Cardama allowed Nicolás to play the following match, away to Sporting Cristal. He entered the match replacing José Carlos Fernández in the 80th minute, but his club still lost 3-0. This would be his last appearance for FBC Melgar.
Tatiano Huezo’s intimate tale of Mexican adolescents makes its bow in Un Certain Regard. The first fiction feature from Tatiana Heuzo (her documentary was Mexico’s submission to the International category of the 90th Academy Awards), confirms her as a considerable talent ... the poisonous milk snakes and skittering scorpions ... Nicolás Celis, Jim Stark ... .