Teacher in Australia is determined as an active participant of professional community with high level of collaboration, professional development coherent activities and collaborative learning practice. Thus, teacher quality is one of critical factors affecting student outcomes. The article touches upon the issue of the potential to improve secondary school teacher professional expertise in Australia. These are initiatives approved by Australian specific organizations at government and non-government levels. The author describes the goals and directions of secondary school teacher government support and government strong requirements for teacher professional learning. The article also considers the role of Australian professional education organizations in teacher professional growth. The analysis of the goals is carried out by means of government and professional education organizations documents. The author reports that social context of secondary school teacher professional development in Australia is provided through government education institutions. In support of this fact there is a range of government projects, programmes and documents approved at international and national levels and aimed to encourage lifelong quality teacher development. Furthermore, teacher professional development support is also organized by various Australian professional associations that work collaboratively. Moreover, these associations are not only focused on teacher professional development national standards, requirements and forms but global trends in professional learning and performance.