Began his career playing soccer at the age of nine, with the Asociacion Deportiva El Transito (ADET) Soccer Academy. At the age of thirteen, the U-15 El Salvador National Team selected Valencia to play for the team. At the age of 18, he became a professional soccer player with ADET a Third (3rd) Division Team; additionally, he was selected to play with the U-19 El Salvador National Team. At the age of 19, ADET promoted Valencia to play in the Second (2nd) Division. At the age of 21, ADET promoted Valencia to the First (1st) Division Professional League of El Salvador. Valencia was selected to play with the El Salvador National Soccer Team U-21 to qualify for the Olympic Games at Barcelona ‘92. At the same time, he participated in the First UNCAF Tournament in San Jose Costa Rica to play the First USA/Gold Cup. In 1997, he was a member of the El Salvador National Soccer Team who competed in the 1998 World Cup in France. Valencia’s Professional Soccer career lasted for 11 Years; he played for ADET, CD Tiburones and CD Aguila (the most prestigious team in E.S.), which are all professional soccer teams in the First Division from El Salvador.
Valencia graduated from high school in Human Resources in 1989 from Alejandro Dumas H.S. in El Salvador. Valencia studied Journalism in Technology University (UTEC) in El Salvador. He studied for four semesters then went on to play professional soccer. During his first semester, Sergio played for UTEC. During that semester, UTEC won the 1990 University League Title.
Valencia came to the United States in 1999 and formed the New York Soccer Latin Academy (NYSLA) in 2002 with Francisco Guerrero. When NYSLA started, they only had 12 youth enrolled. Now, the academy currently has 280 participants. In 2004, Valencia received his National Coach License. He soon went to work for the Economic Opportunity Commission of Nassau County (EOC) in 2005 as a part time employee as a soccer coach. In the 2007, he became the Program Coordinator of the Hempstead EOC Soccer Club along with his coaching responsibilities. In the 2009, the Hempstead EOC Soccer Club/Hempstead Community Action Program (H-CAP) promoted him to Associate Director of the program.
For the past 5 years (2007-2012), Valencia has been involved with the FC New York (USL-Pro) and NYSLA, Scout for the NY State ODP, and Auburndale/Bayside Soccer Club. The International Development Stars contracted him as a Soccer Trainer. Between 2012-2014 Valencia Moved to California State, and he worked with Atlante Soccer Academy, Cachorros Soccer Academy, and LA Galaxy Academy/Clinic and Camp.
Valencia returned to New York to work with Auburndale Soccer Club. On October 2014, EOC contracted him again as a Club Director of the Hempstead EOC Soccer Club, Also at the same time he is contracted to work with the Long Island Rough Riders in the NYC FC Academy Development league as a Soccer Coach.
USSF-National Coaching "C: License # 20331
LIJSL/NSCCA Coaching Certificate “B” (2003)
LIJSL/NSCAA Coaching Certificate “C” (2002)
CPR/FIRST AID Certificate (2017)
NSCAA/DIRECTOR OF COACHING DIPLOMA (2016)
2000....Uniondale Police Athletic League (PAL) Age 4-12 Years old
2001……Uniondale Travel Team – Ages 14-16
2003……New York State Soccer Latin Academy (NYSLA) – Ages 14-19
2004……LIJSL Division 3 Champions Fall Season Uniondale/NYSLA U-19 Hawks
2005……Hempstead EOC Soccer Club Coach Ages 16-19
2005……LIJSL Division 1 Champions Fall Season U-19 Hempstead Blue Lions
2006……Waldbaum’s Cup Champions U-19 Hempstead Blue Lions
2007……Hempstead EOC Soccer Coordinator, Head Coach U-16 Boys and U-19 Girls
2007...2013 Hempstead EOC Soccer Club Coordinator and Club Technical Director
2008……LIJSL Division 1 Champions U-16 Boys Hempstead Wolves
2008-2009 FC New York U-17 Head Coach and U-14 Soccer Trainer
2009-2010..Member of the FC New York (USL-D1) Semi-Professional Team Staff
2010 ……LIJSL Division 1 Champions Fall Season U-19 Hempstead Wolves,
2011…… Final Four at the Disney International Cup, Orlando, Florida U-19 Hempstead Wolves
2011-2012… New York State ODP scouting Coaching Staff
2012…... Final Four at the Disney International Cup, Orlando, Florida U-16 Hempstead Tigers
2012 – 2014 Auburndale SC Spring and Fall, Intramural Soccer Trainer and Travel Head Coach
2013….. LIJSL Division Green Fall Season Champions U-9 Boys Liverpool
2014….. LA Galaxy Academy (California)-Clinics/Camp (Winter/2014)
2014-Current... Hempstead EOC Youth Soccer Club DOC and Club Director
2014…. Champions Bracket Massapequa, NY Winter Showcase Hempstead EOC U-16 Panthers
2015.... LI Cup and LIJSL Divison Champions,Hempstead EOC SC U-11 Spartans
2015-Current... Rough Riders Academy Development Program Soccer Coach at NYC FC Development League
2017- LI Rough Riders USL/PDL Mans team assistant coach ( Second Place Eastern Conference)