Singh was commissioned into the
62 Cavalry of the Indian Army in June 1959. He commanded the 19
Rajputana Rifles, and as a full Colonel, he raised the Naugam Sector. As a Brigadier, he commanded the 104 Infantry Brigade. Thereafter, Singh was posted as BGS Headquarters
Western Command. He was the Dy. G.O.C (General Officer Commanding) of the 54 Infantry Division. Singh was one of the key strategists in the battle for
Jaffna with the
IPKF in
Sri Lanka. As a Major-General, he was the General Officer Commanding (G.O.C.) of the 27 Mountain Division at
Kalimpong. He was then posted as MGGS Headquarters at Western Command. Singh is a veteran of two wars with Pakistan (
1965 and
1971). He commanded squadron of tanks in both the wars. Singh also commanded two active combat formations: a division deployed along Indo-China border, and a Brigade deployed on the
Line of Control (LoC) against Pakistan in
Jammu and Kashmir (both in snow bound high altitude areas). He also has long experience in tackling terrorism and insurgency. == Post-retirement ==