Job Summary: We are seeking a Quality Auditor for Railway Construction Projects with experience in quality management systems and infrastructure construction projects to join a leading team and contribute value to society. Key Highlights: 1. Opportunity to join a sector-leading company and add value. 2. A collegial, flexible, respectful, and equal environment. 3. Technical and professional skills training for career development. **Company Description** At SGS, our mission is to add value to society by providing a sustainable environment. Through our work, we ensure safety and quality, building trust across all areas of society—even those not immediately visible. We employ the most highly qualified professionals, working as one strong team across more than 140 countries every day—making us industry leaders. We encourage you to join this human team, where you will train and develop within a collegial, flexible, respectful, and equal environment. At SGS you will find: The opportunity to make a difference. A place where you can contribute your value to society. An international, innovative environment full of challenges, where you can share and learn alongside the best. You define us—you make SGS. **Job Description** We strive to hire the best professionals and value integrity, curiosity, excellence, respect, inclusion, and collaboration. Among many other things, what makes SGS special is our culture. Would you like to join a sector-leading company? Our ideal candidate is a Quality Auditor for Railway Construction Projects for a project in Madrid. The assigned responsibilities will be as follows: * Site/Installation visits * Preparation of audit reports * Attendance at meetings * Client liaison **Requirements** What are we looking for in you? * Higher education or university technical degree in technical fields (engineering preferred but not mandatory) * Prior experience in Quality Management Systems: ISO 9001 and Quality Audits * Experience in infrastructure construction projects or quality laboratories (2–3 years) * Valid driver’s license **Additional Information** **What will you find at SGS?** * A multinational leader in its sector, operating across virtually all industrial sectors. * The most valued aspect by SGS employees is our positive work environment. * We offer technical and professional skills training to support continued career growth. * Flexible compensation and special discounts for SGS employees. * A sustainable company actively engaged in social issues. * Committed to equality and diversity within our teams. At SGS, as part of our firm commitment to promoting equal opportunities and respecting diversity, we ensure that all our recruitment processes are conducted objectively, impartially, fairly, and free from any form of bias or discrimination.