Selected sixth overall in the 1998 MLS College Draft by the Galaxy out of the University of South Carolina, Mathis made an immediate impact, making 30 appearances and scoring five goals and adding 10 assists in his rookie season. In the following two seasons, Mathis played in 35 additional matches for the Galaxy and scored 10 goals and tallied seven assists before he was traded to the MetroStars on May 11, 2000.
Following the trade, Mathis continued his success with the MetroStars in 2000, scoring 13 goals and adding 13 assists in 21 regular season matches. On Aug. 26, he set the MLS record that still stands today after scoring five goals in a 6-4 win over the Dallas Burn. For his efforts, Mathis was named a MLS All-Star, a member of the MLS Best XI and was named a finalist for the MLS MVP award. Mathis added three goals and two assists in five playoff matches for the MetroStars before they fell to the Fire in the Eastern Conference Championships.
In the subsequent three seasons with the MetroStars, Mathis appeared in 46 games, scored 20 goals and added eight assists.
In 2004, Mathis signed with German Bundesliga side Hannover 96 where he scored five goals in 17 matches.
Following his stay in Germany, Mathis returned to MLS and joined the expansion side Real Salt Lake. Over the next few seasons, Mathis’ career would include stops with the Colorado Rapids, the New York Red Bulls and the LA Galaxy before he signed with Ergotelis in the Greek Super League in January 2008. Mathis scored in his debut with the Cretans and made eight total appearances before returning to MLS by re-joining Real Salt Lake in August 2008. Mathis started all three postseason matches he appeared in as RSL captured the 2009 MLS Cup.
Mathis’ career would come full circle when he returned to the LA Galaxy in a trade on Jan. 14, 2010. Mathis retired from professional soccer on Aug. 7, 2010 after making nine appearances for the Galaxy that year.
A native of Conyers, Ga., Mathis earned his first cap for the U.S. Men’s National Team on Nov. 6, 1998 against Australia. Two years later he would score his first international goal in a 4-0 win over Barbados on Nov. 15, 2000. In 2001, Mathis’ two goals and three assists helped the U.S. qualify for the 2002 FIFA World Cup. Although Mathis tore his ACL in June 2001, he recovered and was selected by head coach Bruce Arena for the 23-man roster for the World Cup. Mathis scored a crucial goal for the U.S. in a 1-1 draw against the hosts Korea on June 10, 2002. He would appear in three of the five games that the U.S. played, helping the U.S. to the quarterfinal round. Mathis concluded his seven-year international career with 12 goals in 46 appearances.
A four-year standout at the University of South Carolina, Mathis had 53 goals and 15 assists in 58 career games, helping the Gamecocks reach the NCAA Tournament four times.
Mathis currently holds an A license from the U.S. Soccer Federation.