Mariane Dissing
Mariane joined CERN’s Knowledge Transfer Group in February 2021 as Personal Assistant to the Group Leader and Administrative Officer. An accomplished administrative professional, she brings over two decades of expertise at CERN, where she has become a trusted point of reference for leadership support, strategic coordination and organisational insight.
Since starting her CERN career in 2005 as Personal Assistant to the Secretary-General, Mariane has advanced through a series of senior roles, including Departmental Administrative Officer and Deputy Training Officer within the TE Department and ATS-DO Unit. Her career has given her a unique perspective across the organisation — from directorate to group level — and a proven ability to streamline processes, anticipate needs and ensure the smooth running of complex operations.
In addition to her core functions, Mariane plays an active role in shaping the coordination of large CERN meetings and workshops, such as the KT Forum, contributing to knowledge exchange and community building across CERN and beyond.
A Danish national, Mariane works fluently in Danish, French and English, and also has advanced German. She holds a degree in International Trade.