**Job Description:** Individual responsible for managing, organizing, and updating administrative information using advanced Microsoft Excel and other office tools. Will be responsible for creating, maintaining, and optimizing databases to support decision-making and improve internal process efficiency. **Main Responsibilities:** * Develop and maintain Excel databases (pivot tables, advanced formulas, validations, macros). * Collect, clean, and organize administrative data. * Ensure data integrity and security. **Requirements:** * Minimum education: Compulsory Secondary Education (ESO) * Proficiency in Microsoft Excel (formulas, pivot tables, charts, macros). * Knowledge of database creation and management. * Organizational skills, attention to detail, and teamwork ability. **Preferred Competencies:** * Proactivity and analytical ability. * Effective communication. * Adaptability to new technological tools. Job type: Full-time Application questions: * DO YOU CURRENTLY HAVE AN ACTIVE YOUTH GUARANTEE? * ARE YOU CURRENTLY EMPLOYED? Job location: On-site position