(a) 提供園境諮詢服務和擬備園境設計； (b) 統籌編整部門報表和回應查詢； (c) 統籌有關綠化、植物保養和園境事宜的政策、設計標準、指引、技術通告和實務備考，並提供意見； (d) 就有關綠化、植物保養和園境工作的查詢或投訴提供園境方面的意見； (e) 就園境事宜提供支援和意見； (f) 進行有關綠化的研究或試驗，例如闢設濕地、綠化天台、垂直綠化等； (g) 籌辦有關樹木管理和園境工作的員工培訓課程；以及 (h) 監督和管理屬下的園境輔助人員。 (註：受聘人或會獲調派到其他決策局或政府部門工作。)

(a) To provide landscape advisory service and prepare landscape design. (b) To coordinate and compile departmental returns as well as responses to enquires. (c) To coordinate and advise on policies, design standards, guidelines, technical circulars and practice notes for greening, vegetation maintenance and landscape issues. (d) To provide landscape advice on enquiry/complaint on issues related to greening, vegetation maintenance and landscape works. (e) To provide support and advice on landscape issues. (f) To conduct research / trial on greening, such as wetland planting, green roof, vertical greening, etc. (g) To conduct training programme on tree management and landscape works to staff. (h) To supervise and manage supporting landscape staff under purview. (Note: Successful candidates may be posted to work in Government Bureaux or other Government Departments.)