He has played in Major League Baseball (MLB) for the Oakland Athletics, Milwaukee Brewers, and Tampa Bay Rays.

[10] Peterson did not win a job and spent the year with Colorado Springs, hitting .347/.429/.694 with three home runs, seven RBI, and four stolen bases.

[11] On December 19, 2016, Peterson signed a minor league contract with the Tampa Bay Rays.

[12] On April 14, 2017, he was called up to play an away game against the Boston Red Sox where he hit a 2-run home run in his first at-bat as a member of the Rays.

[13] On December 21, 2017, Peterson signed a minor league contract with the San Diego Padres.