He assumed the office on 16 December 2019 succeeding Vice Admiral Srikant and served till his superannuation on 30 November 2021.

He is a Post Graduate in Strategy and International Security from King's College, London and Master of Philosophy in Defence and Strategic Studies.

Diptendu Choudhury was commissioned as a fighter pilot in the Indian Air Force.

[1] As Group Captain, he served as the Commandant of Tactics and Air Combat Development Establishment at Gwalior.

Later, he served as the Air Officer Commanding (AOC) at the Composite Battle Response and Analysis Group (CoBRA) at Maharajpur.

'[11] He was also the Indian Air Force Advisor on the Hindi feature film Fighter.