(a) 協助上級就國際和國內的最新食品標準及其他司法管轄區這方面的最新情況，檢視、更新和建議食品安全標準、實務守則和指引；
(b) 就各種與食物有關的危害進行風險評估，以支援食物安全管制工作；
(c) 籌劃和進行涉及化學物(例如食物中的除害劑殘餘、金屬雜質和有害物質)的食物安全研究；
(d) 協助制訂、檢視和更新食物法例；擬訂法例修訂方案；並為相關的公眾和業界諮詢以及與業界和其他持份者舉行的技術會議提供支援；
(e) 就食物安全事宜與業界、學術界、有關當局、國際組織、其他政府部門和相關持份者保持聯繫；為政府機構提供專業意見；以及為公眾及其他持份者推行教育計劃；
(f) 就食物安全中心的工作(包括每天監測食物事故)提供專業和技術上的支援；就食物相關事宜提供技術支援；以及擬備技術指引、技術簡介和《風險簡訊》；以及
(g) 執行上級指派的任何其他職務。

(a) To assist the senior officers in reviewing, updating and recommending food safety standards, codes of practice and guidelines in relation to the latest development of international and national food standards and other jurisdictions;
(b) To conduct risk assessments for various food related hazards in supporting food safety control;
(c) To plan and conduct studies and researches on food safety concerning chemicals such as pesticide residues, metallic contaminants and harmful substances in food;
(d) To assist in developing, reviewing and updating food legislation and working out alternatives for legislative amendments; and supporting related public and trade consultations and technical meetings with the trade and other stakeholders;
(e) To liaise with the trade, academics, authorities, international organisations, other government departments and relevant stakeholders on food safety issues and provide professional input for government agencies and educational programmes for the public and other stakeholders;
(f) To provide professional and technical support for the work of Centre for Food Safety including conduction of daily surveillance for food incidents, technical support to food-related matters, preparation for technical guidance notes, technical briefs and Risk-in-briefs; and
(g) To perform any other duties as assigned by senior officers.