- Master of Materials Science and Engineering
- R&D Director, Solar Applied Materials Technology Corp. (2019.07~now)
- Product Manager, Solar Applied Materials Technology Corp (2013.01~2014.06)
- R&D Section Manager, Solar Applied Materials Technology Corp. (2009.01~2012.12)
Served in Solar Sputtering targets R&D Division for 14 years, been involved in Phase change materials, and then magnetic materials for magnetic industry, experainaced in alloy materials devleopment and materials solution.