We are looking for an administrative assistant for a company dedicated to waste management and recycling. Main responsibilities include filing and reviewing all types of relevant documentation, as well as managing and issuing invoices. Additionally, the role involves sending documents to both suppliers and customers, and other duties inherent to the position. Working hours will be part-time, totaling 20 hours per week from Monday to Friday during mornings, approximately between 9:00 and 13:00, including statutory breaks. * Minimum 1 year of experience in a position equal to or similar to the one described. * We seek a proactive and dynamic individual. * Proximity of residence to the workplace is desirable. GM/GS in Administration and Finance or equivalent.