Role Overview The Senior Auditor is a high-impact position within Group Internal Audit, serving as a critical assurance function for the CEO and the Group Board Audit Committee. This role is responsible for leading and executing risk-based internal audits across Holcim’s global entities and functions, ensuring internal controls are effective and promoting operational efficiency. Furthermore, you will act as a Subject Matter Expert (SME), driving internal knowledge development and sharing within the audit team to ensure continuous alignment with the Group's evolving business landscape. Key Responsibilities: Lead and execute end-to-end risk-based internal audits globally, from planning through verification, adhering strictly to Group Internal Audit methodologies. Assess and report on the effectiveness of internal controls and business process performance against Group standards, providing objective assurance and formal recommendations for improvement. Drive specialized knowledge development by creating and maintaining Audit Guides and knowledge databases for assigned business processes or technical domains. Serve as a Subject Matter Expert (SME) by training internal audit teams, sharing critical findings from missions, and providing technical advice on your area of expertise. Champion Health & Safety (H&S) by acting as a personal role model in all assignments and regularly auditing compliance with H&S standards across the Group. Engage key stakeholders at Group and local levels to expand Internal Audit's knowledge base and support management during the reporting and action plan follow-up phases. Required Skills & Qualifications: Mandatory 8+ years of professional experience. Sound knowledge of the Group's businesses and operations is a significant advantage. University Education in Finance field or equivalent degree. Strong analytical skills are mandatory, plus expertise in at least one domain: deep Group operations/process knowledge, Finance & Accounting, External/Internal Audit, or Technical industrial skills. Must demonstrate high Integrity, Objectivity, and Independence. Requires strong diplomacy, courage, strategic risk evaluation skills, and a clear Result Orientation. Fluency in English is mandatory; another language (German, Spanish, French) is a plus. International travel 18 - 23 weeks annually.