The Doctor of Philosophy (Electrical and Information Engineering) is Australia's most advanced research qualification in the electrical and information engineering disciplines. This degree requires candidates to conceptualise and implement an independent program of original research, manage a complex project, collaborate with colleagues, and communicate findings effectively in writing to an international standard. Research areas typically span power systems, signal processing, telecommunications, embedded systems, photonics, control systems, machine learning, biomedical engineering, robotics, and information networks — positioning graduates at the very frontier of technological knowledge. The PhD is classified as a Higher Degree by Research (HDR), meaning at least two-thirds of the study program involves research activity, with the primary output being a substantial thesis that makes an original contribution to the field under the guidance of academic supervisors.

This degree is designed for high-achieving graduates who want to generate new knowledge — whether through the discovery of new facts, the formulation of novel theories, or the innovative reinterpretation of existing ideas and data. It suits students who have completed an Honours or Masters degree in electrical engineering, electronics, computer engineering, or a closely related discipline and demonstrated a capacity for independent research. Typical candidates include those aspiring to academic or research careers, as well as professionals in industry who seek deep specialist expertise to drive innovation. Employers of PhD graduates span a broad spectrum: government research agencies such as the CSIRO and Australian Defence Science and Technology Group, private technology companies, telecommunications carriers, energy utilities, defence contractors, mining companies, healthcare technology firms, and universities themselves.

The standard minimum academic requirement for admission to a PhD in Electrical and Information Engineering across Australian universities is the completion of a relevant bachelor's degree requiring at least four years of full-time study in a relevant discipline, awarded with Honours (typically First Class or upper Second Class Honours). The degree should include a research component — such as a thesis, research projects, or research methodology subjects — that constitutes at least 25% of a full-time academic year. Alternatively, applicants may qualify through a completed Master of Philosophy or Masters by Research from a recognised institution, provided it includes a substantial research component and demonstrates the capacity for timely completion of high-quality research. All applicants must also be able to demonstrate a capacity to carry out independent research in their proposed area and, critically, must identify a potential supervisor whose research interests align with their proposed project — contact with a prospective supervisor is typically required before or during the application process.

International applicants and those from non-English speaking backgrounds must satisfy English language proficiency requirements. Most Australian universities accept IELTS Academic (typically a minimum overall score of 6.5–7.0 with no band below 6.0), TOEFL iBT, Pearson Test of English Academic, or Cambridge English Advanced. Specific sub-band requirements vary by institution. In some cases, applicants who have completed prior recognised study taught and assessed entirely in English may be exempt from language testing. Additional requirements across institutions may include submission of a research proposal outlining the intended research problem, methodology, and significance; a curriculum vitae; academic transcripts; and in some cases, an interview with the proposed supervisory panel. Domestic students who are Australian citizens, permanent residents, or New Zealand citizens may be eligible for a Research Training Program (RTP) Fees Offset, covering tuition for up to four years of full-time doctoral study, subject to competitive selection and annual academic progress requirements.