He was part of the Greece U23 team that won the gold medal for the 1991 Mediterranean Games in Athens.

[1] After retiring as a player in 2005, Kechagias became the assistant coach of Skoda Xanthi.

He was replaced by Emilio Ferrera, but on 22 October 2007 he was brought back to the bench and completed the season in the 8th place.

Since then, he has worked occasionally in teams of lower leagues such as Panetolikos, Thrasyvoulos Fylis and Anagennisi Karditsas.

On 31 January 2012 he signed a new contract with AEL, the last team of his club career, till the end of the season, but after only 6 games in the club's bench he was replaced by Michalis Ziogas.