The Graduate Diploma of Viticulture and Oenology is an AQF Level 8 postgraduate qualification that provides students with advanced, industry-ready knowledge in both grape growing (viticulture) and winemaking science (oenology). The program covers the full spectrum of the wine production pipeline — from vineyard site selection, establishment and management through to the scientific processing of grapes for white, red, still, sparkling, and fortified wines. Students develop deep technical competencies in vine physiology, soil and water management, wine chemistry, microbiology, and sensory science, alongside critical business, marketing, and sustainability skills required by modern wine industry employers. Typically completed in one year of full-time study, the qualification sits at the same level as the first year of a Master of Viticulture and Oenology, meaning graduates often use it as a stepping stone to postgraduate study or as a standalone professional credential.

This course is designed for a wide range of prospective students: science or agricultural graduates seeking to transition into the wine industry, existing wine industry workers looking to formalise and upgrade their knowledge, and internationally trained professionals who wish to gain Australian qualifications. Employers of graduates include commercial wineries, corporate wine groups, boutique vineyard estates, wine export companies, government agricultural agencies, wine tourism operations, food and beverage manufacturers, and research institutions. Career pathways span viticulture, winemaking, laboratory science, grower liaison, wine marketing, and beverage technology — both domestically across Australia's famous wine regions and internationally.

The program incorporates courses in both viticulture and oenology disciplines, with an emphasis on key technical methods and sensory skills required for professional practice. Students who complete the Graduate Diploma satisfactorily are typically eligible to apply for direct entry into a Master of Viticulture and Oenology program, making this qualification a flexible and valuable pathway for career changers and upskilling professionals alike.

The standard minimum entry requirement for the Graduate Diploma of Viticulture and Oenology is the successful completion of a bachelor's degree or equivalent qualification from a recognised Australian or international institution. Most providers prefer applicants who hold a degree in a science-related discipline — such as agricultural science, food science, biology, chemistry, or horticulture — however, graduates from other fields may be considered on a case-by-case basis, particularly if they have relevant industry experience. Some programs offer a foundation-level stream specifically designed for students without prior background in viticulture or oenology, allowing career changers from other industries to access the qualification. Applicants with extensive practical experience working in vineyards or wineries but without a formal degree may also be considered through recognition of prior learning (RPL) or alternative entry pathways, subject to individual provider policies.

International students are generally required to demonstrate English language proficiency. A common benchmark is an IELTS overall band score of 6.5, with no individual component below 6.0, though equivalent qualifications such as TOEFL, PTE Academic, or Cambridge English are also accepted by most providers. For applicants with relevant completed undergraduate science coursework, some providers may offer advanced standing or credit transfer, shortening the duration of the program. Prospective students should contact their preferred institution directly regarding credit recognition, as policies vary. Prior wine industry work experience, while not always mandatory, is advantageous and may be taken into consideration during assessment of applications, particularly for advanced-level program streams.