Glenn comes to Bridgeport for his first season in the Atlantic League and seventh of professional baseball. The left-hander last pitched professionally in 2011 for the Kansas City Royals high-A farm team, the Wilmington Blue Rocks of the Carolina League. He appeared in nine games and finished six of them while striking out seven and only walking four in 10.1 innings pitched.

In his six minor league seasons, the 26-year-old has spent time in the Washington Nationals, Tampa Bay Rays and in the Royals minor league organizations. He had his best minor league season in 2007 with the Nationals short-season class A affiliate, the Vermont Lake Monsters going 4-3 in 12 starts while compiling a 3.10 ERA with 58 strikeouts and just 15 walks in 58 inning pitched. After starting his career in the Nationals organization, he was then traded to the Tampa Bay Rays after the 2007 season for Major Leaguer Elijah Dukes, but returned to the Nationals minor league system in 2010.

The Center Moriches, NY native was originally drafted by the Nationals in the fourth round of 2006 MLB Draft. He has appeared in 94 minor league games (30 starts) finishing 20 of the games he has appeared in, recording two saves and 203 strikeouts over the course of 250.1 innings pitched.