會計主任主要負責執行及支援與社區投資共享基金運作有關的撥款管制、財政評估、監察及會計等工作，包括：
(a) 處理及評估受資助項目的撥款、受資助機構遞交的審計及其他財務報告；
(b) 從財務及預算角度評估計劃建議書；
(c) 監督及進行定期實地審計；
(d) 協調有關政府部門和受資助者的撥款和其他財務事宜；
(e) 負責操作一套合適和有效的內部撥款、會計及管制機制以支援基金的運作；
(f) 管理、操作和更新為基金而設的資料庫系統(具財務及非財務功能)；
(g) 監管基金的整體財政狀況及為基金擬備合適的財務報告(包括現金流動報表、差異分析、開支結算表等) ；以及
(h) 執行由上司委派的其他職務。

The Accounting Officer is responsible primarily for providing and supporting the payment control, financial assessment, monitoring and accounting functions related to the operation of the CIIF Secretariat, including:
(a) processing and evaluating the project payments, audit and other financial reports submitted by grantees;
(b) assessing project proposals, especially from the financial and budgeting perspectives;
(c) overseeing and conducting regular on-site inspections;
(d) liaising with other government departments and grantees on payments and other financial matters;
(e) operating an appropriate and efficient internal payment, accounting, and control mechanisms in support of the CIIF's operation;
(f) managing and updating the database (with both financial and non-financial functions) for the CIIF;
(g) monitoring the overall financial position of the CIIF and preparing financial reports (including cash flow forecasts, variance analyses, statements of expenditure etc.) for the CIIF; and
(h) performing any other duties as assigned by supervisors.