Rahman, the youngest of three siblings, had joined ITBP in 2008 and was posted in Narayanpur, Chhattisgarh, part of Maoist-infested Bastar district.
On Wednesday, an ITBP soldier deployed in Chhattisgarh's Narayanpur opened fire, killing five of his colleagues before shooting himself dead.
Unconfirmed sources cited that the jawan who opened fire was reportedly much distressed over denial of leave and on Wednesday entered into some altercation with others.
Paan Singh Tomar was a seven-time national steeplechase champion in the 1950s and 1960s, who represented India at the 1958 Asian Games.
Political parties slammed the move with former IAS officer and J&K People's Party chief Shah Faesal suspecting "something sinister."
The mountaineers went missing on May 25 and even of the total eight bodies were brought down by the ITBP from about 19,000 feet to a lower base on July 3.
The bodies, comprising six foreigners and one Indian, were first spotted by the Indian Air Force's (IAF) search planes on June 3, after they were reported missing on May 25.
According to the police, the pilgrims were on the Baltal route of Amarnath Yatra.
The 46-day-long yatra began on July 1, the day of Masik Shivratri, and will conclude on August 15, the day of Shravan Purnima.
ITBP spokesman Vivek Kumar Pandey said the team is trying to move the bodies to a base camp further down the mountain so that they can be airlifted in a day or two.
She scaled the peak on Sunday in her third attempt after two efforts in 2018 and 2017.
Aparna Kumar, an IPS officer of 2002 batch from Uttar Pradesh cadre, climbed the peak on her third attempt, and also completed her "Seven Summits" Challenge.