| 行政主任 | Executive Officer | EO |
| 高級項目支援 | Senior Programme Support | SPrS |
| 研究主任 | Research Officer | RO |
| 醫生 | Medical and Health Officer | MO |
| 高級醫生 | Senior Medical and Health Officer | SMO |
| 疾病預防 | Disease Prevention | DP |
| 環境衞生 | Environmental Health | EH |
| 毒物安全監察 | Toxicovigilance | T |
| 公共衞生資訊 | Public Health Information | PHI |
| 非傳染病學 | Non-communicable Disease | NCD |
| 傳染病 | Communicable Diseases | CD |
| 項目經理 | Project Manager | PM |
| 項目支援 | Programme Support | PrS |
| 高級文書主任 | Senior Clerical Officer | SCO |
| 文書主任 | Clerical Officer | CO |
| 助理文書主任 | Assistant Clerical Officer | ACO |