The Doctor of Philosophy (PhD) in International, Political and Strategic Studies is an advanced research doctorate that sits within the Society and Culture discipline. It requires candidates to produce a substantial, original contribution to human knowledge across areas such as Asia-Pacific politics, international relations theory, strategic and defence studies, foreign policy, diplomacy, aid and development, Pacific affairs, and political and social change. The program typically spans two to four years of full-time study (or part-time equivalent) and culminates in the submission and successful examination of a thesis of up to 100,000 words. Students work under the close direction of a supervisory panel of expert academics and complete a minimum of coursework units in research design and methods before dedicating the majority of their candidature to independent, original research.

This qualification is designed for high-achieving graduates who already hold at least an Honours or Masters degree in a cognate discipline — such as political science, international studies, history, law, economics, or security studies — and who are ready to push the boundaries of existing knowledge. It attracts both domestic students seeking careers in the Australian Public Service, academia, or defence, as well as international students drawn to Australia's strategic position in the Indo-Pacific region. The degree develops an exceptional combination of research, analytical, writing, and communication capabilities that are in strong demand across government, think tanks, NGOs, and the private sector.

Key employers of PhD graduates in this field include federal government agencies such as the Department of Foreign Affairs and Trade (DFAT), the Department of Defence, the Department of the Prime Minister and Cabinet, the Office of National Intelligence, and ASIO; universities and research institutes across Australia; international organisations such as the United Nations and World Bank; and policy-oriented NGOs and consulting firms with Indo-Pacific and global focus.

To be admitted to a doctoral program in International, Political and Strategic Studies at an Australian university, applicants are typically required to have completed at least a four-year Australian undergraduate degree with Honours (at H2A — Second Class Honours Division A — or better), or an equivalent qualification such as a Masters degree that includes a significant research component. In some circumstances, admission may be granted to applicants who can demonstrate equivalent research experience through prior postgraduate study, professional practice, or demonstrated competence in a relevant language, regional cultural knowledge, and work experience in Asia, the Pacific, or a relevant international context. A well-developed research proposal that clearly identifies the research question, theoretical framework, methodology, and significance is universally required as part of the application and is used by the institution to match the applicant with an appropriate supervisory panel.

For international students, English language proficiency is a mandatory requirement. Most Australian universities require an IELTS score of at least 6.5 overall (with no band below 6.0), though some institutions and programs require 7.0 overall. Equivalent scores in TOEFL iBT, PTE Academic, or Cambridge English are generally accepted. Applicants whose undergraduate and postgraduate studies were conducted entirely in English may be exempt from language testing requirements. It is strongly recommended that prospective students make early contact with potential supervisors to discuss research alignment and availability before submitting a formal application, as supervisory capacity is a key determinant of admission success.