A two-sport, four-year letter-winner in cross country and track, David was most noted as a long-distance runner. As a cross country runner, David was a member of four ECL championship teams, 1986 thru '89, and the 1987 and 88 PIAA State championship teams. In 1989, he finished fourth in the state meet with a 15:34, the standing fastest boys' time in a state cross country meet. In track, at PIAA States, he ran a 1:57 lead-off leg for the 1990 fifth place 3200m relay team and came back with a 9:27 in the 3200m for a third-place finish, and the fourth-fastest 3200m time in the North East records. David continued running cross country and track at Liberty University where he ran personal records in the 5,000m and 10,000m of 14:47 and 31:01. A Junior USA Track Team member in 1991, he competed in the 10,000m run at the Junior Pan-American Track and Field Meet in Kingston, Jamaica. He also became a competitive ultra-marathon runner, winning the 1993 Mountain Masochist 50 miler in 7hrs 12 min, setting the record for the youngest winner, and the 1995 Bull Run 50 miler in 7hrs 4min. In 1995 David earned an Exercise Science degree. David attended Marine Corps Officer Candidates School in 1996, becoming an infantry officer. David returned to competitive road racing in 1999 and won several road races from 10 to 25K distances on Oahu, Hawaii, including the Tantalus Triple Trek 30 miler in 4hrs and 5mins, a record time by 30 minutes. David competed on the 1999 All-Marine Marathon team in the Marine Corps Marathon and was the top U.S. Armed Forces finisher with a 2 hours 34 minutes time, and 12th place finish overall. David competed on the Marine Corps’ Marathon and Cross Country teams from 1999 to 2001, and compete in road races throughout his 20 year Marine Corps career which included four combat deployments to Kuwait, Afghanistan and Iraq. In 2016, David began teaching history and coaching, and competing in, orienteering at Fork Union Military Academy in Virginia. David relocated to Delaware in 2018, becoming a Marine Corps Junior ROTC instructor with First State Military Academy, and instructing courses in marksmanship and weight training. He became the cross country and distance track coach in 2019. David still competes in road races as time allows.