(a) 提供一般的辦公室行政支援，例如檔案管理、辦公室保安、辦公室設施、分部運輸事宜等； (b) 在員工編制及招聘、人力資源管理、人事事務方面的行政工作提供協助； (c) 負責會計工作，包括擬備預算和檢討分部的開支帳目； (d) 在綜合管理系統、知識管理系統及職業安全方面提供行政工作；以及 (e) 協助污水處理服務收費系統的行政及日常運作工作，並就有關收費的爭議及投訴個案作出評估及覆檢。 (註：行政助理或須超時工作及在戶外地方工作。)

(a) To provide general office administrative support such as records management, office security, office accommodation, divisional transport matters, etc.; (b) To provide assistance in administration of staff establishment and appointment, human resource management, personnel matters; (c) To be responsible for accounting matters including preparation of estimates and reviewing divisional account of expenditure; (d) To assist in the administration and operation of departmental activities such as Integrated Management System (IMS), Knowledge Management (KM) System and occupational safety; and (e) To assist in the administration and operation of the sewage services charging system and to deal with the assessment and review of dispute and complaint cases. (Note: Executive Assistant may be required to work overtime and outdoors.)