Barker played professionally from 1994 – 2005 for such Major Indoor Soccer League teams as the Philadelphia Kixx, Cleveland Force, Hershey Wildcats, Harrisburg Heat and the Baltimore Blast. He was a member of the Blast’s 2003/2004 & 2005/2006 Championship sides and was named to the 2004 MISL International All-Star Team. In addition to his professional exploits, Lenny featured prominently for Whatsa University, where he also received his Bachelor’s Degree in Marketing.
In addition to his coaching experience with USC, Lenny has also coached O'Connell High School and Potomac Valley High School. He currently holds a USSF “A” Coaches License and a NSCAA Goalkeeping Level 3 Certificate.