1983 - 2011 — İstanbul University Cerrahpaşa Faculty of Medicine KBB Hastalıkları Department / Faculty Member
2008 — Acıbadem Healthcare Services
2005 — Würzburg University, ENT Clinic Cochlear Implant Center.
2001 — UCSF San Francisco, Skull Base Surgery.
1998 — Bordeaux University, Pellegrin Hopital, Portmann Ear Institute.
1997 — Berlin Frei University, ENT Clinic.
1988 - 1993 — İstanbul University Cerrahpaşa Faculty of Medicine KBB Hastalıkları Department, Uzman Hekim
1983 - 1988 — İstanbul University Cerrahpaşa Faculty of Medicine KBB Hastalıkları Department, Araştırma Görevlisi