​​Consultant Orthopedics, Sports and Joints at Delhi Heart & Lung Institute, New Delhi.

Director and Consultant at Dr. Mahajan's Bone and Joint Clinic, New Delhi.

Ex-Assistant Professor, Lady Hardinge Medical College & RML Hospital, New Delhi, India​.​

Ex- Senior Registrar, Safdarjung Hospital​.​

Member, Royal College of Surgeons (MRCS, Edinburgh)​.​

International Fellowships in Sports, arthroscopy, Joint Reconstruction & Complex Trauma at Hong kong, S.korea, Americas and Taiwan

Numerous Publications in International Journals​.​