**Job ID**485830 **Posted since**19\-Nov\-2025 **Organization**Global Business Services **Field of work**SCM\-Procurement / Supply Chain Logistics **Company**Siemens S.A. **Experience level**Mid\-level Professional **Job type**Full\-time **Work mode**Hybrid (Remote/Office) **Employment type**Permanent **Location(s)*** Buenos Aires \- Buenos Aires \- Argentina **Are you interested in joining Siemens as part of our Global Business Services (GBS)?** As Partner of Choice, our Global Business Services (GBS) support Siemens businesses worldwide in achieving excellence in their internal processes across areas such as Finance, Human Resources, Information Technology, Supply Chain, Customer Service, and many more. We invite you to join the GBS team working as a **Material Administration Specialist** **Summary:** You will be responsible for managing suppliers and materials for Rolling Stock projects, ensuring quality, competitive costs, and on\-time delivery. You will work in coordination with internal and external teams to ensure accurate data in SAP and optimize supply chain performance. **Main Responsibilities:** * Manage assigned commodities and their data in SAP. * Request quotations, negotiate, and select suppliers. * Issue purchase orders and ensure complete documentation. * Monitor components through initial inspection (FAI). * Control project material budget. * Resolve pricing and invoicing issues. * Coordinate cost reductions and analyze engineering changes. * Evaluate and follow up on supplier performance. **Requirements:** * 3 to 5 years of experience in procurement (preferably in Rolling Stock or manufacturing). * Advanced knowledge of Excel and SAP. * Advanced English (mandatory).