Career
Early career
Campos rose through the youth ranks at Guayaquil club Barcelona Sporting Club. However, he never played for the senior. He instead moved to Europe to play for Belgian club Gent in 2002.
After a year and a half at the club in which he played 6 official games, he return to Ecuador to play for Quito based club Aucas.
After one season with the club, he moved to cross-town rivals LDU Quito. LDU Quito
= 2005-2009 Since joining Liga, he has become a key figure in the squad earning starting roles in important matches.
Thus has become an unforgettable icon for the club"s history taking LDU Quito to become Ecuador"s best football club of the decade 2000-2010. Atlético Mineiro
= 2010-2011 After five successful years at LDU Quito, Campos signed with Brazilian Club Atlético Mineiro on December 20, 2009.
Deportivo Quito
= 2011 Season On 20 January 2011, Campos signed for Deportivo Quito on loan from Atlético Mineiro until the end of the season.
Jayro Campos once again became an important factor into an Ecuadorian club Their most impressive defender, Campos scored 3 goals and played a great 2011 Campeonato Ecuatoriano de Fútbol Serie A which led to qualifying for the finals of the season. Campos led the club"s defense, shutting out Emelec, winning both legs 1-0 and thus crowned themselves 2011 Serie A champions.
Barcelona South Carolina
= 2012 Season In 2012 season, Campos signed a three-year contract with Barcelona South Carolina. After being teamed up with Ecuador national football team mate Frickson Erazo, the pairing led to Barcelona Sporting Club reaching their first finals in Ecuadorian football in 15 years.
His ever impressive defensive displays has led to interests of clubs from England and France, though Campos has stated he wants to be league champions before he leaves the club = 2013 Season
Jairo has participated in Ecuador"s 2010 World Cup qualifying campaign.
He is a key player to Sixto Vizuete"s starting line-up as a center back. He is also considered to be a future replacement for the veteran Ivan Hurtado.
LDU Quito
Serie A (2): 2005 Apertura, 2007
Copa Libertadores (1): 2008
Recopa Sudamericana (1): 2009
Copa Sudamericana (1): 2009
Atlético Mineiro
Campeonato Mineiro (1): 2010
Deportivo Quito
Serie A (1): 2011
Barcelona South Carolina
Serie A (1): 2012.