Director-General

The Director-General is the supreme executive authority of CERN. Currently, Mark Thomson holds the position for the 2026–2030 term. The Director-General issues Operational Circulars (such as OC5 and OC11) that establish binding policies across the Organization.

In the current governance structure, the Director-General delegates IT authority to the RCS Sector Director and the CIO.

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Topology

• Part of: governance-structure
• Governs: sector-structure-2026
• Governs: oc5
• Governs: oc11
• Cites: cern-convention
• Cites: management-structure-2026-part1