Imperial Engineers (SWAU)

The Imperial Engineers Auxiliary (IEA), usually referred to as simply the Imperial Engineers, is a division of the Imperial Army that provides military engineering and technical support, as well as infrastructure management for worlds on the Imperial frontier. It is headed by the Chief Imperial Engineer, a title held by a High Colonel.

The Corps of Royal Engineers, usually just called the Royal Engineers (RE), and commonly known as the Sappers, is a corps of the British Army. It provides military engineering and other technical support to the British Armed Forces and is headed by the Chief Royal Engineer. The Regimental Headquarters and the Royal School of Military Engineering are in Chatham in Kent, England. The corps is divided into several regiments, barracked at various places in the United Kingdom and around the world.