US Department of Defense - - Responsibilities: Load and unload heavy boxes, bulky supplies, and materials using tracks, dollies, or hand trucks; Open crates and boxes using crowbars and cut bands with shears; Dig ditches and trenches with a shovel; fill holes and level surfaces; Operate domestic type lawn mowers; clear small trees and bushes with hand tools; Move and arrange furniture as directed; shoveling snow; wash and wax vehicles by hand or with a power buffer