A Head of Unit in EU institutions is a managerial position responsible for the overall leadership and administration of a specific unit. Units can be independent entities in a DG or an EU agency, but usually two or more unit form a directorate or a division.
The Head of Unit is accountable for the performance of the unit, including the quality of work produced, adherence to deadlines, and the effective use of resources. They are also responsible for ensuring that the unit’s activities align with EU policies and contribute to the institution’s goals.
My understanding is that the EU pensions are adjusted by the correction coefficient. I do however live in a 100%…