Job Summary: We are seeking a proactive and collaborative Accounting Administrator to handle accounting entries, invoicing, payment control, and tax management in the construction sector. Key Highlights: 1. Joining a leading corporate group in its sector. 2. Job stability and long-term project. 3. Dynamic work environment with opportunities for learning and growth. A nationally expanding corporate group in the construction sector requires an Accounting Administrator for its Administration/Accounting Department at its headquarters in Terrassa (Barcelona). Responsibilities: * Performing all types of accounting entries (payroll, loans, rentals, leases, provisions, amortizations, etc.). * Customer invoicing, collection tracking, and management of unpaid invoices. * Inputting supplier invoices and managing payments. * Tax-related training (preparation of tax forms: VAT, IRPF, Model 347, Model 349, etc.). * Bank reconciliation. Requirements: * Degree in Business Administration or Administrative Studies, with extensive experience. * Experience in administrative tasks. * Organizational skills, methodical approach, and rigor. * Problem-solving attitude, collaborative mindset, and proactivity. We Offer: * Joining a leading corporate group in its sector. * Competitive salary commensurate with candidate profile. * Permanent contract: We offer job stability and a long-term project enabling professional learning and development within a top-tier company in its sector. * Dynamic work environment with opportunities for learning and growth. Position Type: Full-time, Permanent Contract Salary: €30,000.00–€35,000.00 per year Work Location: On-site employment