Title: Senior Operational BuyerLocation: WarwickContract: Full Time About the RoleRandstad Sourceright is recruiting on behalf of Siemens Energy. We are looking for a solution-focused, analytical Senior Operational Buyer who thrives on working with large volumes of information, complex products, and diverse suppliers. This role requires someone confident in analysis, Excel, PowerBI, and a lean approach to procurement, who can work independently and deliver solutions rather than just operational tasks.Key ResponsibilitiesYou will work closely with internal stakeholders and Capability Managers to support:Procurement & Supplier Management: Oversee a diverse supplier portfolio, drive part sourcing activities, negotiate price adjustments, and resolve invoicing or payment discrepancies.Operational Efficiency: Manage workqueues, ensure timely PO issuance, and contribute to globally defined procurement methods, processes, and systems.Internal Customer Collaboration: Partner with MRPCs and requisitioners to ensure excellent customer service and early engagement.Supplier Development & Compliance: Support supplier qualification, evaluation, selection, and ongoing development, maintaining transparency and high procurement quality.Documentation & Reporting: Maintain records, update supplier evaluation systems, and support Procurement Business Plan activities.RequirementsWe are looking for someone who has:Strong experience with SAP transactional systems (PS1 ATLAS module in a production environment).Advanced Excel skills and confidence working with large data sets.5+ years of experience in Direct Procurement.Experience in aerospace or industrial applications preferred; knowledge of complex products such as castings and forgings is a plus.A proactive, solution-oriented mindset—able to work independently with minimal supervision.Familiarity with PowerBI or other analytics tools.Ability to operate effectively in a complex, fast-changing global organization.Bachelor’s degree.Advanced/Fluent English.Apply NowIf you are an experienced, analytical, and solution-focused Senior Buyer who enjoys working independently, driving process improvement, and delivering procurement excellence—we’d love to hear from you!