David Lilly became an assistant coach on the ETSU men's soccer staff at the conclusion of the Fall 2012 semester, having served as a graduate assistant for the three season prior.

Lilly is involved in all day-to-day operations of the program with a primary focus on travel, equipment, video analysis, individual player training and recruitment.

Prior to joining the ETSU staff, Lilly served as an assistant coach for three years with Milligan College helping guide the Buffaloes to a conference championship in 2009. Lilly also served as the interim head coach at the end of the 2007 season.

As a player at Milligan, Lilly had an outstanding collegiate career earning honorable mention NAIA All-American honors in 2005 and 2006 as well as being named the Region XII Player of the Year in 2006. Lilly was also named the Conference Player of the Year in 2005 and 2006 while garnering First-Team All-Region and All-Conference honors his senior year as he helped Milligan to the Region XII Championship and to a National Tournament Sweet 16 appearance. Lilly finished his career at Milligan with 32 goals and 26 assists.

Following his collegiate playing career, Lilly signed professionally with the Carolina Railhawks of the USL-1 during the 2008-09 season. He has also played PDL for the Mississippi Brilla and West Virginia Chaos.

A native of Coatbridge, Scotland, Lilly graduated from Milligan in 2007 with a degree in business management before earning his Masters in Business Administration from ETSU in December of 2012.