Post-doc, GFZ German Research Centre for Geosciences, Germany (since 2012);

Geomechanics  Expert, Geomecon GmbH, Postsdam, Germany (2011-2012);

Post-doc, Energy Research Centre of Lower Saxony, Goslar, Germany (2009-2011);

IL-AM Award from the Korean Society for Rock Mechanics (KSRM, 2014);

Proxime Accessit of the International Society for Rock Mechanics (ISRM) Rocha Medal (2014);

Editorial Board, Underground Space Technology;

Verein Koreanischer Maturwissenchaftler und Ingenieure in der BRD e.v.