[1] Rammohan was born in Coimbatore, Tamil Nadu, to an educated Malayali family from Mahe in the Malabar region of Kerala.
He also started practicing weightlifting, using the large grinding stones at home, typically found in South Indian kitchens.
[2] While Rammohan was always keen to join the Indian Army, his father wouldn’t allow it and so he took up a job as a teacher and housemaster at Sainik School, Bhubaneshwar, in Odisha (then Orissa), where he worked for two years.
He chose to join the Assam cadre as he wanted a life of adventure and India’s north-east was a lesser-known region to him at the time.
[citation needed] In 1981 he was posted as Deputy Inspector General (DIG), Northern Range (Assam), based in Tezpur.
[citation needed] In 1984 he went on deputation as DIG heading a Sashastra Seema Bal (SSB) training centre in Halflong, Assam, and later that year moved to Delhi as a founding member of the National Security Guard (NSG).
In 2010 he was appointed by the Union Home Ministry to investigate the events leading to the attack and killing of 76 CRPF jawans in Dantewada.
[7] He wrote numerous articles and research papers on border management and counter-insurgency and spoke extensively at seminars and symposiums.
He spoke strongly in favor of the Fifth Schedule of the Indian Constitution that protects the rights of tribal people in India.
Padmanabhan, was a pilot in the Indian Army Aviation Corps, who died in a helicopter crash during a casualty evacuation mission in Ladakh, on 15 August 2008.