The Office of the Director General consists of the technical and administrative units which coordinate and implement the activities of the Centre. ICENS has a core staff of 26 people (including 18 graduates) in six specialist scientific, technical and administrative units:
- Nuclear Analytical Laboratory
- Spectrometry Laboratory
- Information Systems Laboratory
- Thermoluminescence Dosimetry Unit
- Sample Preparation Unit
- Administration and Finance Section
Scientific and technical staff have experience and expertise in environmental sampling and a range of chemical analysis methods, database structuring and management, statistical treatment and the interpretation of environmental data, and the use of GIS for the analysis, interpretation, visualisation and dissemination of environmental information. Visiting local and international scientists also collaborate in ICENS programmes.