Skill Level 1 Installs and removes crane booms, extensions, and hook blocks. Positions crane outriggers assemblies and maneuvers in response to hand signals. Installs, rigs, and removes crane attachments. Performs clamshell, dragline, wrecking ball, pile driving, and hook block operations. Determines safe lifting capacities. Assists in performance of combat engineer missions.

Skill Level 2 Operates cranes with related attachments. Directs operational maintenance on assigned equipment.