- Ege University Medical Faculty, 1980
- Ege University Medical Faculty General Surgery Dept., İzmir, Turkey 1981-1986
- Haydarpaşa Numune Education and Research Hospital, İstanbul, Turkey 2000
- Kafkas University,Turkey 2010
- Amasya Military Hospital (1.6.1986-30.9.1987):General Surgeon.
- İzmir Bergama State Hospital (1987-1992): General Surgeon (Conscription).
- London Charing Cross Hospital (July-August 1989): Observership.
- İstanbul Lütfi Kırdar Kartal Education and Research Hospital 1st.General Surgery Clinics (1993): Chief Assistant.
- Haydarpaşa Numune Education and Research Hospital, 1st. General Surgery and Transplantation Clinics (1994-1998): Chief Assistant.
- Haydarpaşa Numune Education and Research Hospital, Deputy Chief Physician (1997-1998).
- Haydarpaşa Numune Education and Research Hospital, 2nd. General Surgery Dept. (1998-2010): The Chief of Clinics.
- Haydarpaşa Numune Education and Research Hospital, Chief of Emergency Service (2002-2003).
- European Institute of Oncology (IEO), Senology Department, Milano, İtaly. (December 2008): Observership.
- Haydarpaşa Numune Education and Research Hospital, Nutrition Team Coordinator, 2010.
- Kafkas University Hospital, Head of General Surgery Department (2011-2015).
- Kafkas University Hospital, Board Membership of Faculty (2011-2015).
- University of Pittsburgh Medical College, Magee Women’s Hospital, Surgical
- Oncology Department, Pittsburgh, Pennsylvania, USA (November-December 2012): Visiting Professor.
- İstanbul University Medical Faculty, General Surgery Dept. (June- August 2013): Commission
- Kafkas University Hospital Head of Etics Committee (2014-2015)
- Health Sciences University, Umraniye Education and Research Hospital General Surgery Clinic (2015-2018)
- Membership at some national and international professional associations
- İstanbul Surgical Associations Board Directors Membership and Vice President (2008- 2012)
- Turkish Surgical Association, Membership of Supervisory Board (2012-2014)
- Turkish Surgical Association Membership of Qualification Board (2012- )
- UEMS (European Union of Medical Specialists) Section of Surgery Turkish Delegation (2016- )