The Engineer-in-Chief commands the Corps of Engineers, Pakistan Army and other military engineering and maintenance corps of the Army. As a senior commander and senior staff officer at the Army General Headquarters (GHQ), the Engineer-in-Chief advises the Army on science and engineering matters and serves as the Army's topographer.
The E-in-C also serves as the proponent for real estate and other science and engineering programs of the Army. As commander of the Pakistan Army Corps of Engineers, the Engineer-in-Chief leads a major Army Engineering command in civil and military infrastructure programs. This office defines policy and guidance and plans direction for the organizations within the Corps.