The battalion is made up of both Regular personnel and has recently been involved in deployments to Timor Leste, Iraq and Afghanistan.

[6] 7 CSSB regularly supports operational deployments in all ADF theatres with individual and small group reinforcements.

In 2007–08, the 7th Brigade provided the main force elements for the fourth rotation of the Australian Overwatch Battle Group (West) (OBG(W)-4).

[10] Elements of 7 CSSB deployed in support OBG(W)-4, whilst the unit also contributed personnel to the Australian Army Training Team (AATT).

[citation needed] In 2010, elements of the battalion were deployed to Afghanistan as part of Operation Slipper.