[1] He led the Everest expedition which included Bachendri Pal and Phu Dorjee that summitted the peak in May 1984.
[2][3] The Government of India awarded him the fourth highest Indian civilian honour of Padma Shri in 1984.
As a Brigadier, he commanded 54 Artillery Brigade (under 54th Infantry Division) in Sri Lanka as part of the Indian Peace Keeping Force.
[1][7] He was chosen as the leader of the 1984 Everest expedition team composed of eleven men and six women, which summitted the peak in May 1984 through the South East Ridge route.
Khullar is a member of the Expedition Commission of the International Mountaineering and Climbing Federation, Berne, Switzerland.