The military job codes/duty codes most closely related to this role are: 120A, 12A, 51S, 881A, 2E1, 32E2, 32E3, 32E4, 32EX, 5311, 5904, 5310, 122, 5960, 8004, 144, 1301, 1302, 1310, 2070, 6004, 6005, 9620, 9622, 9624, 9626, 9630, 9631, 9632. Incumbents may be subjected to moving mechanical parts, vibrations, fumes, odors, dusts, gases, poor ventilation, chemicals, oils, extreme temperatures, workspace restrictions and intense noises.