We Build More Than Infrastructure — We Build the Future

We are an international group specialized in the development, structuring, and implementation of large-scale sustainable projects that create lasting impact.

About the Role – Payroll & HR Administration Specialist (Madrid HQ)

Are you passionate about people and driven by accuracy and detail?

We are looking for a Payroll & HR Administration Specialist to join our Human Resources team at our Madrid headquarters. In this role, you will ensure the accurate and compliant execution of payroll and labor-related processes in Spain, while also supporting coordination with our international offices.

Responsibilities & Qualifications

- Manage payroll and labor administration processes in Spain and provide support to international offices.
- Ensure compliance with employment contracts, payroll regulations, income tax (IRPF), social security, and HR documentation.
- Maintain and update HR databases throughout the employee lifecycle (onboarding, contract changes, terminations).
- Collaborate with the Finance department on monthly reporting, forecasting, and labor cost analysis.
- Support employees with inquiries related to payroll and labor regulations.




- Coordinate with local HR representatives in international offices to ensure alignment and consistency.
- Contribute to the continuous improvement of HR processes and tools.
- Minimum 5 years of experience in payroll and labor relations, ideally within an international environment.
- Bachelor’s degree in Labour Relations, Human Resources, or a related field.
- Strong command of Spanish and English (French or Portuguese are a plus).
- Advanced Excel skills (pivot tables, formulas, data analysis).
- Experience with HR platforms (e.g., Workday, Factorial, or similar systems).
- Knowledge of SQL or Python is highly valued.
- Strong attention to detail and excellent organizational skills.
- Clear communicator with a collaborative mindset.
- Proactive and capable of managing priorities independently.
- Comfortable working in a fast-paced, multicultural environment.

What We Offer

- Competitive salary based on experience
- International and multicultural environment
- ? Inclusive culture that values diversity and teamwork
- ? Real opportunities for professional growth and development

If you are ready to grow within a dynamic international organization committed to excellence and sustainable impact, we would love to hear from you.

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📌 Payroll & HR Administration Specialist (Madrid)
🏢 Empresa Confidencial
📍 Madrid