Indian Air Force Group X Trades Air Force Group ‘X’ Airmen is a air warrior who is responsible for all the technical work under the Officers. In this Blog we are going to Discuss about Air Force Group X Trades but before that in IAF Group ‘X’ means Technical Trade in which a candidate having PCM in 10 +2 std. There are many trades in IAF in which there is a requirement of technical mind using physics, mathematics and chemistry. Trades under Airforce group ‘X’- These are the seven trades under Group ‘X’ in IAF Auto Technical: A dedicated department