In Dubai, Dr Sathish practises as a specialist ophthalmologist. After completing his initial medical studies, he earned his DOMS & MS (Ophthalmology) (MBBS). After obtaining his postgraduate degree at the EU Institute of Ophthalmology in Kasturba Medical College, Manipal, India, which was the leading training facility in the area, he started his profession in 1986. As a result, he is an expert in his profession and has more than 35 years of expertise.

Dr Sathish has worked for nine years as an institute head and professor. In both the clinical and surgical domains, particularly those related to anterior segment, paediatric ophthalmology, and oculoplastic, he obtained vast experience and refined his medical knowledge. Dr Sathish has a busy research schedule in addition to his medical practice. He has published and presented over 60 papers, given several guest lectures at conferences and symposiums both domestically and abroad, and has the honour of serving as a consultant editor for the BJO South Asia Edition. Dr Sathish served as a Senior Specialist in charge of Paediatric Ophthalmology and Oculoplasty in Muscat from 2000–2001. He had held positions in the City Center Clinic since 2014 and the Welcare Hospital, Dubai, since 2001, before joining JTS Medical Centre.