The people, structure and management of HSE
In case of emergency or incident, call:


“My vision for the HSE Department is to ensure the safe completion of LS3 and a smooth transition into the HL-LHC era, while proactively shaping CERN’s Safety culture for future projects, equally prioritising care for people, technical excellence, and environmental stewardship.”
– Benoît Delille, HSE Department Head
Structure & Management
Department Head (DH)
Deputy Department Head (DDH)
Assistant to the Department Head (ADH)
Human Resources Advisor (HRA)
Departmental Safety Officer (DSO & DDSO)
The list of various HSE roles can be consulted here.
Other mandates:
HSE MERIT Coordinator, HSE Technical Officer, HSE Technical Contact, Mandate of the group administrative officer (GAO)
HSE Department Groups
The HSE Department is attached directly to the Director-General, and is made up of five groups:
Click on each to discover their mandates and those of their respective sections.
Environmental Protection | Occupational Health and Safety | CERN Fire and Rescue Service |
Radiation Protection | HSE Transversal Services