The 3rd Combat Engineer Regiment is based at Lavarack Barracks in Townsville, Queensland and is part of the 3rd Brigade.
The Regiment consists of:
• Regiment Headquarters
• 16 Combat Engineer Squadron
• 18 Combat Engineers Squadron
• 25 Support Squadron
• Operational Support Squadron
It has deployed to the Solomon Islands under Operation Anode, and has also served in Timor-Leste, Iraq and Afghanistan.