We are looking for an administrative staff member to carry out essential tasks in daily management. It is mandatory to have completed compulsory secondary education (ESO) and hold a medium or higher-level qualification in the administrative field. Solid knowledge of office software is required to perform the duties effectively. Main responsibilities include detailed management of delivery notes and invoices, as well as personnel administration. Knowledge in accounting and tax matters is also valued to ensure accuracy in processes. The position offers an indefinite part-time contract with a commitment of 20 hours per week. The salary will be determined according to the working hours and the provisions of the applicable collective agreement.