San Francisco Giants 2006–2008 He was drafted in the 25th round by the
Pittsburgh Pirates in the 2003 MLB June Amateur Draft, while he still played for Shelton State Community College. In 2006, the
San Francisco Giants drafted him in the 36th round out of Alabama. He played in 2006 for the
Arizona League Giants of the rookie
Arizona League, batting .310 with 34
runs scored, 52
hits, 16
doubles (second in the league behind John Alonso's 17), zero home runs, and 29 RBI. Downs played in 2007 for the
Salem-Keizer Volcanoes of the
Single-A (short season)
Northwest League. In 73 games (tied with Garrett Baker and Helder Velazquez for second in the league behind Darin Holcomb), he hit eight home runs and had 48 RBI. He led the league in runs scored (68) and doubles (33); he finished second to
Luis Durango in batting average (.338) and hits (97). He was named the Northwest League co-MVP in 2007 while playing for the Volcanoes; aided by his contributions, the Volcanoes won the Northwest League championship. was Downs's home stadium during his tenure with the Grizzlies from 2008 through 2010 In 2008, Downs played for the Giants' Single-A
San Jose Giants of the
California League. In 109 games, he batted .304 with 74 runs scored, 133 hits, 30 doubles, 17 home runs, and 75 RBI. After the season, he was named to the California League All-Star team. From June 23 through July 18, he played for the
Triple-A Fresno Grizzlies of the
Pacific Coast League. In 22 games with Fresno, he batted .244 with 10 runs scored, 21 hits, five doubles, three home runs, and seven RBI. On June 17, he recorded his first two major league hits against
Matt Palmer in a 4–3 loss to the
Los Angeles Angels of Anaheim. On June 28, he hit his first home run (against
Jeff Suppan) in a 7–0 victory over the
Milwaukee Brewers. He was optioned back to Triple-A July 3 after batting .194, but he was recalled again on July 21 after
Juan Uribe (his replacement at second base) struggled. Downs started five games in a row at second on this stint; after recording two hits in 17 at-bats, he was returned to Fresno where he finished the season. In 109 games with Fresno, Downs batted .300 with 68 runs scored, 127 hits, 33 doubles, 14 home runs, and 74 RBI.
2010 Downs attended spring training with the Giants again in 2010 but began the season in Fresno. On April 17, he was called up to be a reserve player after
Aaron Rowand was injured. At the beginning of May, he became the Giants' everyday second baseman when Uribe was moved to
shortstop to replace the injured
Édgar Rentería. Downs batted .264 with five RBI in 15 games as the Giants' second baseman, but on May 19, he returned to a utility role as
Freddy Sanchez was activated from the
disabled list. He was sent to Fresno on May 27 to make room for
Waldis Joaquín on the roster. He was called up again in June; he appeared in three games before he was returned to Fresno. In 29 games with the Giants, he batted .244 with six runs scored, 19 hits, seven doubles, one home run, and seven RBI. In 56 games with Fresno, he batted .254 with 37 runs scored, 50 hits, nine doubles, seven home runs, and 28 RBI. He was called up by the Astros on September 1 but was unavailable for a few days due to a rule which requires players claimed off waivers to spend at least 10 days in the minor leagues. Used sparingly by the Astros, Downs batted .105 with two runs scored, two hits, no home runs, and no RBI in 11 games. In 40 games with San Francisco and Houston in 2010, he batted .216 with eight runs scored, 21 hits, seven doubles, one home run, and seven RBI. In six games with Round Rock, he batted .105 with two hits, one double, no home runs, and two RBI. He had a game-winning double against
Nick Masset on April 7, giving the Astros their first victory of the year as they defeated the
Cincinnati Reds 3–2. On June 22, he hit a game-winning, pinch-hit, two-run home run against
Neftalí Feliz as the Astros defeated the
Texas Rangers 5–3. On September 19, he hit a game-winning home run against Masset as the Astros beat the Reds 3–2. He also made his first major league start in the outfield that day. Three days later, he had a game-winning, pinch-hit, three-run double against
Matt Reynolds as the Astros beat the
Colorado Rockies 9–6. In 106 games (199
at bats), Downs batted .276 with 29 runs scored, 55 hits, 18 doubles, 10 home runs, and 41 RBI. He batted .349 as a
pinch hitter, (fifth in the league among pinch hitters), and he tied for the league lead with three pinch-hit home runs. His 15 pinch-hit RBI led the majors and were second for a single season in Astros' history to
Orlando Merced's 17 in 2001. His home run against
Clayton Richard accounted for all of the scoring on June 27 as the Astros beat the
San Diego Padres 1–0. On July 18, he had three hits, two home runs, and four RBI against Richard in an 8–4 loss to the Padres. He was optioned to the
Oklahoma City RedHawks of the Pacific Coast League on August 9 to make room for the newly acquired
Tyler Greene on the roster; however, he was recalled on September 1. In 91 games (178 at-bats) with the Astros, Downs batted .202 with 15 runs scored, 36 hits, four doubles, eight home runs, and 16 RBI. In 24 games with Oklahoma City, he batted .267 with 14 runs scored, 24 hits, two doubles, three home runs, and 15 RBI.
Miami Marlins On January 31, 2013, the
Miami Marlins signed Downs to a minor league contract with an invitation to spring training. He failed to make the team and was sent to minor league camp on March 26. Downs spent the season with the
New Orleans Zephyrs of the Pacific Coast League where, in 82 games, he batted .215 with 27 runs scored, 58 hits, 11 doubles, eight home runs, and 35 RBI before getting released by the Marlins. ==Coaching career==