Torpedoman's Mates (TM) perform organizational and intermediate level maintenance on underwater ordnance; handle torpedoes and antisubmarine rockets (ASROC) launched from surface ships, submarines, and aircraft, as well as missiles (TOMAHAWK/HARPOON), decoys, and countermeasures launched from submarines; operate and maintain test equipment, launching/firing systems, and stowage facilities associated with underwater ordnance; and prepare underwater ordnance for launching, conduct postfire/postrun routines, and weapons performance evaluation procedures.