worked as a doctor’s assistant in the branch of AUSRILES, and also a doctor’s assistant of the department of neurosurgery in Municipal Hospital N1
passed residency on neurosurgery in the chair of nervous diseases of YSMI
worked as an intern in the department of neurosurgery of Yerevan Republican Hospital
passed special purposed post-graduate course on neurosurgery in SRI after academician N. Burdenko, AMS of the USSR, Moscow.
worked as a junior research worker in the chair of neurology and neurosurgery
worked as an intern in the department of neurosurgery in Yerevan Republican Hospital
Head of the chair of neurosurgery in NIH after academician S. Avdalbekyan, MH RA
Head of the department of neurosurgery in "The Institute of Surgery after Mikaelyan " JSC