Officers are the leaders of the Defence Force. They’re the ones who can take control of a situation, command people and resources efficiently and make the necessary calls under pressure. They’re driven, ambitious and passionate about what they do. And their expertise is second to none. Officers cover a huge range of specialties across the Navy, Army and Air Force – so no matter your interests, you’ll be sure to find an exciting, diverse career in a field that’s relevant to you. Your job could involve: • Managing hundreds of personnel on base or camp, or teams of 30+ out in the field • Formulating high-level strategies and tactics • Stepping behind the controls of a frigate or aircraft carrying people, equipment and crucial supplies • Commanding high-tech equipment and technology worth millions of dollars • Implementing peace efforts in unstable and politically-charged environments • Being one of the first people on the ground to help plan and manage disaster relief efforts, at home and abroad • Managing the maintenance of one country’s largest and most complex computer networks • Coordinating the protection borders from both external and internal threats, such as illegal fishing • Training and mentoring other personnel in a wide variety of specialist role Officer's' job duties are based on their occupational grouping. Officers select or are assigned to one of three elements: combat, combat support or combat service support. Each of these elements has ''branches'', such as infantry, artillery, ordnance, and quartermaster and so on. Army officers working in a combat specialty supervise and run combat units and military activities. Officers are rotationally assigned to line and staff assignments during their careers.