**Job ID**489967 **Posted since**23\-Dec\-2025 **Organization**Global Business Services **Field of work**SCM\-Procurement / Supply Chain Logistics **Company**Siemens Mobility 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 the Partner of Choice, our Global Business Services (GBS) support Siemens businesses worldwide to achieve excellence in their internal processes across areas such as Finance, Human Resources, Information Technology, Supply Chain, Customer Care, and many more. We invite you to join the GBS team as a **Procurement Analyst** Responsibilities:* Full responsibility for assigned commodities and all associated data. Issuing requests for quotation, conducting negotiations, and selecting suppliers for project-related demands. * Submitting requests for quotation via electronic platform. * Issuing purchase agreements with suppliers and ensuring contractual requirements are incorporated. * Ensuring SAP data is up-to-date to support project calculations with reliable material cost, quotation, and lead\-time information. * Issuing and managing purchase agreements with suppliers; ensuring complete documentation of purchase orders. * Updating and tracking ordered components through to First Article Inspection (FAI). * Responsibility for commodity budgeting at the project level. * Resolving issues related to billing linked to pricing. * Close collaboration with multiple departments and functional areas to resolve purchase order issues. * Facilitating cost reductions in coordination with Commodity Management to achieve overall material improvements. * Reviewing and analyzing engineering changes with each supplier regarding cost impact. * Conducting quarterly supplier evaluations and regularly monitoring supplier performance. Required Knowledge/Skills, Education and Experience:* Bachelor’s degree or equivalent in a related discipline, or advanced studies where required, or an equivalent combination of education and experience. Certification may be required in certain areas. * 3–5 years of professional procurement experience, preferably in Rolling Stock or manufacturing environments. * Advanced knowledge of MS Excel. * Excellent SAP proficiency. * Proficiency in English (advanced level mandatory). Desired Knowledge/Skills, Education and Experience:* Experience managing categories such as metal parts (machined, cast, or forged; alloy steel parts) and electrical components (motors, transformers, electrical devices); pneumatic and mechanical systems and devices. * Solid understanding of category management principles. * Manufacturing experience is valued. * Experience in rolling stock is considered a plus.