Glinton was drafted by
Major League Soccer's
Los Angeles Galaxy in 2002 before transferring to the
Dallas Burn in 2003. His two-year totals include 44 games played with two goals and six assists. In 2004, he took a break from professional football to become assistant coach at his alma mater,
Bradley University. In 2006, he joined
USL First Division team
Charleston Battery for the 2006 season. After a successful season with the Battery where he led the team with 13 goals and was elected "Offensive MVP" by the fans, Glinton was called up by the Galaxy. He proved to be a great clutch player after the 2007 season. In the 2007 season, he was mostly used as a substitute by Galaxy coach
Frank Yallop, where he scored 4 goals. Gavin followed Yallop to the San Jose Earthquakes when the coach selected him in the
2007 MLS Expansion Draft. The Earthquakes released him following the 2008 season. In February 2009, he had an unsuccessful two week trial with
St Patrick's Athletic of the
League of Ireland, whom he played for in a friendly game against
Premier League club
Chelsea, drawing 2–2. Later that month, he signed with the
Carolina RailHawks in the
USL First Division. He joined
Nam Định F.C. of the
V-League of
Vietnam in March 2010. ==International career==