[4] He is the director of cardiothoracic and vascular surgery at Global Hospital, Parel, Mumbai.

[2] Dr. Zainulabedin Hamdulay has accepted his first fellowship in Military Hospital Pune and then later he got accepted for a fellowship in U.K., Liverpool to train in the pediatric cardiac surgery at the Royal Liverpool Children's Hospital.

[2] He came back to India to serve the country and with his idea to make cardiac surgery affordable and subsidized he went to Prince Aly Khan Hospital and set up a center, where he continued for 10 years.

[16] In the year 2013, he was appointed as the Chief Cardiac Surgeon in Wockhardt Hospital and continued there till 2016.

[16] He was the director of cardiothoracic and vascular surgery at Global Hospital Parel, Mumbai.