The 22nd Construction Regiment is an Australian Army engineer unit. It is comprised predominantly of Australian Army Reserve soldiers, that are part-time, and it also has an Australian Regular Army (full-time) component staff. It is based in Victoria, Australia. Part of the 4th Brigade it provides engineer support to the 2nd Division. It is the Senior Engineer Regiment in the 2nd Division, and the second most Senior Engineer Regiment in the Australian Army after the 3rd Field Engineer Regiment (now known as the 3rd Combat Engineer Regiment).