Artificer Sergeant Major (ASM) is an appointment held by a Warrant Officer Class 1 or 2 in RAEME (Depending on the size of the unit) whose function is the senior soldier/tradesmen for the repair and recovery of all mechanical and electrical equipment.

RAEME's mission is to provide maintenance and recovery of all land and specific aviation electrical and mechanical equipment.

This provides intelligence to the Commander on the operational capability and endurance of his Force now, and for future planning, and, it enables available engineering capacity throughout the support chain to be best directed to conserve the Inventory.

[3] Forward repair in the field under conditions of threat and constant preparedness to defend and fight, and with limited engineering facilities in the way of cover, hard standing, lift, services, pre-planning, test equipment, machine and power tools and repair parts immediately at hand, demands not only high levels of military and trade skill but also ingenuity and a certain attitude and foresight.

[4] Routinely the field repair, recovery and engineering management techniques needed in an Operational Theatre have to be adapted in a way that is rarely used, or appropriate, in a base or training environment.