Our client is a young company specializing in engineering and project management for energy projects, providing energy consulting services, distributed generation, and electrical construction execution, with a presence in Buenos Aires City, San Nicolás, and Córdoba. To support its growth, it seeks to hire a Head of Administration and Finance in **San Nicolás de los Arroyos**. **HEAD OF ADMINISTRATION AND FINANCE** We are seeking a professional with a degree in Economics or Business Administration, possessing solid experience in this role within service-oriented companies or industries characterized by high professional standards. The incumbent will be responsible for leading the Group’s accounting, administrative, financial, tax, and labor management, ensuring reliable information for decision-making and regulatory compliance. Key responsibilities include: * Overseeing the group’s comprehensive accounting and ensuring timely monthly, quarterly, and annual closings. * Managing tax processes (VAT, Gross Income Tax, Income Tax, SICORE/SIRE), coordinating information and filings with external accounting firms. * Administering the financial cycle, including accounts payable and receivable, cash flow, cash flow forecasting, and cash position projections. * Managing contract administration (consulting, PPAs, EPC projects and works), ensuring accurate invoicing and collections tracking. * Supervising labor management—including onboarding and offboarding, payroll processing, social security contributions, leave administration, and personnel file management. * Managing domestic and international suppliers, purchase orders, and associated payments. * Preparing management reports (financial results, debt status, project-level profitability, cash flow), ensuring reliable information for senior management. * Driving administrative standardization and collaborating in the development and consolidation of the departmental team. Additional profile attributes include strong leadership and people-development competencies, as well as a continuous improvement mindset. This opportunity represents a professional challenge offering visibility and career progression within an innovative and growing company. **Confidentiality is guaranteed.** Position type: Full-time Salary: Up to $1,111,111.00 per month Workplace: On-site employment