Job Summary: At OUA, we are seeking a proactive and detail-oriented Junior Accountant to provide comprehensive support to the accounting department and collaborate closely with management control. Key Highlights: 1. An ideal environment to start your professional career with support and mentoring. 2. Real participation in accounting projects. 3. A close-knit, modern team focused on continuous improvement. At OUA, we are looking for a proactive and detail-oriented **Junior Accountant** to join our administration and finance department. We are a multidisciplinary team of over 100 professionals dedicated to the sustainable transformation of territories, and we seek someone who wishes to ensure operational excellence in our internal management. If you are organized, enjoy teamwork, and are seeking an environment in which to grow professionally, this is your opportunity. **What You Will Do (with support and direct collaboration)** Your mission will be to provide comprehensive support to the accounting department and collaborate closely with management control. Your main responsibilities will include: * Supplier management: registration, invoice validation, and personalized handling of inquiries. * Treasury control: active monitoring of collections and payments to ensure proper cash flow. * Closing support: direct collaboration in monthly accounting closings and general administrative tasks. * Support to the Controller: assistance in preparing reports and data analysis for the management department. **What We Are Looking For (a detail-oriented and committed profile)** * Degree in Accounting, Finance, Business Administration and Management (ADE), or similar. * Minimum of 2 years’ experience in accounting support or administrative roles. * Knowledge of Business Central (Microsoft Dynamics) is highly valued. * Strong organizational skills, attention to detail, and excellent communication skills for interacting with suppliers. * On-site incorporation to fully integrate into our team dynamics. **What We Offer** * An ideal environment to start your professional career with support, mentoring, and opportunities for progression. * Real participation in accounting projects. * A close-knit, modern team focused on continuous improvement. * Opportunities for growth. * Office located in central Barcelona with flexible working hours (arrival between 08:00 and 09:00, departure from 18:00 onwards; intensive Fridays).