The Deputy Chief of Army (DCA) is the second most senior appointment in the Army, responsible to the Chief of Army (CA). The rank associated with the position is Major General

Major General (Australia)

Major General is a senior rank of the Australian Army, and was created as a direct equivalent of the British military rank of Major General. It is the third-highest active rank of the Australian Army, and is considered to be equivalent to a two-star rank...

 (2-star). Major General Paul Symon is the current Deputy Chief of Army.

Appointees

The following (incomplete) list chronologically records those who have held the post of Deputy Chief of Army or its preceding positions. Rank and honours are as at the completion of the individual's tour(s).

Rank	Name	Post- nominals	Term began	Term ended
Deputy Chief of General Staff
Brigadier General		CB, CMG, DSO
Major General		CB, MVO
Major General		CBE
Major General		CBE, DSO
Major General		CBE, DSO
Major General		CBE
Major General		CBE, DSO, LVO
Major General		OBE
Major General		DSO, OBE, MC Military Cross The Military Cross is the third-level military decoration awarded to officers and other ranks of the British Armed Forces; and formerly also to officers of other Commonwealth countries....
Major General		AO, CBE
Major General		AO, MC
Deputy Chief of Army
Major General		AO
Major General		AO
Major General		AO
Major General		AO
Major General		AM
Major General		AO		Incumbent