Career
Cejas started his career at hometown club Estudiantes de Louisiana Plata. After played 7 matches for Estudiantes, he left for Primera B Nacional side Defensa y Justicia. In summer 2002, he left for Italy for Milazzo at Serie Doctorate. Players without European Union nationality could only signed by Serie A or Serie B that season or played at non-professional level
In the next season, he joined Serie C2 side Giugliano.
His European Union passport was solved after the start of season and made his league debut in January 2004. He was the regular starter for Giugliano.
In summer 2006, he left for Serie C1 side Taranto, where he played between regular starter and substitute player. In 2008, he joined Benevento of Lega Pro Prima Divisione on free transfer.
International career
Cejas capped for Argentina U17 at 1997 Fédération internationale de football association U-17 World Championship.
