After graduation, Park was drafted by the SK Wyverns in 2002 in the 2nd round and as the 43rd pick overall, but decided to play college baseball at Dongguk University.
After graduation from Dongguk University in 2006 Park started his pro season in the SK Wyverns.
After the 2006 season, Park entered Sangmu Baseball Team to serve two-year military service.
Park came back to the Wyverns in 2010 but had a mediocre season posting a 4.58 ERA in 14 games as a relief pitcher.
Park also set a KBO league record with 34 holds, two more than the previous mark equaled by Kwon Oh-Joon with the Samsung Lions in 2006.