He served as headmaster of The Doon School from 1988 to 1995.[5] He was succeeded by John Mason. He also served as the Principal of the renowned and famed Mayo College where he is revered as one of the greatest principals of all time, second only to Mr. JTM Gibson, O.B.E, Padma Shri.
After he retired from the Doon School, he became an educational consultant and he has been contributing his vision in education to nearly 76 schools. all over the country. He was also instrumental in setting Adamas International School at Kolkata, near Dunlop (Rathtala).[citation needed] He was the Chairman of Oakridge International School.
Shomie Das was a grandson of Satish Ranjan Das, an Indian barrister and social reformer.[6] He died on 9 September 2024, at the age of 89.[7]