The Tactical Branch is responsible for the defence of the vessel through the operation of weapons and countermeasure systems and for providing detailed and accurate information about the vessel's operating environment
Tactical crew are responsible for detecting, analysing and tracking tactically significant objects (such as other vessels), providing detailed information about their identity, configuration and disposition and where necessary providing firing solutions should they be identified as a threat. Tactical crew also assess any other aspect of the vessel's operating environment that may assist the commanding officer in the formulation of tactical strategy.