The special operations soldier was injured when a Bushmaster vehicle was hit by an improvised explosive device (IED) in northern Kandahar Province on August 31.
The department delayed the release of information about the attack until Friday, saying it had to wait until the operation was concluded to protect those still in the field.
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The driver of the vehicle was not hurt but the soldier, who was working nearby, sustained a minor wound and suffered concussion.
He was evacuated to the International Security Assistance Force medical facility at Kandahar Airfield for treatment.
The department says he's since returned to work with the Special Operations Task Group.
He is the 150th Australian serviceman to be wounded in Afghanistan.
