Minnesota Twins

He was signed as an undrafted free agent by the Minnesota Twins on October 28, 1997, and started his professional career with the Gulf Coast Twins in 1999, before joining Elizabethton (2000), Quad Cities (2001), Ft. Myers (2002–2003), New Britain (2004–2005) and Rochester (2004, 2005-2006).

Los Angeles Dodgers

A Free agent after 2006, Maza signed with the Los Angeles Dodgers and split time between Double-A Jacksonville and Triple-A Las Vegas. Through 2008, he was a .284 hitter with 525 runs and a .334 on-base percentage in 924 minor league games.

He hit .378 with Las Vegas and made his major league debut as a defensive replacement for the Dodgers in the ninth inning against the Milwaukee Brewers on May 14, 2008. He made his first start at shortstop the following day and went 1 for 3, getting his first career hit off Brewers starter Ben Sheets. In 45 games with the Dodgers in 2008, Maza hit .228.

In 2009, Maza spent the entire year with the AAA Albuquerque Isotopes. He hit .300 with 5 homers and 44 RBI. He was a utility player for Albuquerque. He played second, third, left, two innings in center, and got two outs as a pitcher in a blowout loss to the Round Rock Express on July 20.

Philadelphia Phillies

He signed as a free agent with the Philadelphia Phillies on January 25, 2010. With the Lehigh Valley IronPigs, he hit only .220 in 51 games.

Houston Astros

The Phillies sent Maza to the Houston Astros on June 25, 2010. He played in 15 games for the Round Rock Express, hitting .258. He was released on August 6.

BBC Grosseto

In 2011, Maza signed one-year contract with the Italian team Bbc Grosseto.