***About Quintas Energy*** Quintas Energy is Europe’s largest independent platform for Asset Management and specialised services to investors in renewable energy assets. With more than 10 GW under management, we deliver financial, technical, legal and operational expertise across multiple jurisdictions, supporting the full lifecycle of renewable energy investments. To strengthen our Finance \& Tax team, we are seeking a Tax Specialist with strong technical knowledge, attention to detail and experience within financial departments. ***Responsibilities*** * Calculation and settlement of state taxes: IVA, IRPF, Impuesto sobre Sociedades and IVPEE. * Estimation and settlement of local taxes, including IBI, ICIO and IAE, with full control and payment management. * Management of notifications from tax authorities and preparation of documentation for responding to requests from the Agencia Tributaria or other bodies. * Monitoring of tax deadlines and fiscal obligations, ensuring full compliance. * Accounting–tax reconciliations to ensure accuracy and consistency in reporting. * Support in the calculation of deferred tax and tax provisions. * Preparation of internal tax reports for management and internal teams. **What We Offer** * Working schedule: 9:00 to 17:00, Monday to Friday (1\-hour lunch paid break). * Additional company\-wide days off: 24 December and 31 December * Extra benefits linked to tenure: Birthday day off starting from the 2nd year of contract and 1 additional vacation day every 3 years at Quintas * Pension plan with company contribution. * Flexible compensation scheme. * Continuous internal training and development pathways. * Career progression within a growing international company. * Hybrid model (office \+ home working). * Access to employee benefits and internal wellbeing initiatives. **Education \& Background** * Degree in Finance \& Accountability or Business Administration and Law. * Deep knowledge of Spanish tax regulations and practical understanding of corporate taxation. * Experience working in a Finance Department (accounting, tax, reporting). **Experience** * Minimum 3 years of experience in tax compliance, reporting or similar roles. **Skills** * English level B2\. * Advanced Excel skills and strong digital competence. * High attention to detail and strong analytical capability. * Ability to manage deadlines and multiple tasks simultaneously. * Strong written and verbal communication skills. * Proactive, organised and able to contribute value from the start. * Ethical behaviour, confidentiality and reliability.