Sinem Akyel

Led material supply execution activities to ensure uninterrupted aftermarket production and customer deliveries. Managed supplier delivery performance, capacity alignment, and escalation processes. Controlled inventory levels, lead times, and supply risks; implemented preventive actions. Coordinated closely with purchasing, production planning, logistics, and quality teams. Supported continuous improvement initiatives to stabilize supply chain performance. Executed material planning and supply operations using IFS ERP

Held purchasing responsibility for assigned commodity groups with full ownership.Led supplier negotiations, cost breakdown analysis, and cost optimization activities. Coordinated RFQ processes, supplier selection, and commercial alignment.Acted as the main purchasing interface for quality,logistics, and engineering functions.Followed up supplier performance, delivery issues, and corrective actions.Managed purchasing operations and reporting through IFS ERP.

Supported purchasing activities for new products and engineering changes.Managed RFQ processes, technical drawing reviews, and sample / PPAPcoordination.Worked with suppliers during prototype, validation, and SOP preparation phases.Ensured supplier readiness in line with project timelines and quality requirements.Collaborated closely with R&D, quality, project and production teams.Used IFS ERP for purchasing transactions and supplier follow-up.

Sales & Marketing Engineer in the OHS equipment sector, managing project-based sales and customer accounts while coordinating internal teams to ensure smooth execution. Responsible for supplier sourcing, price negotiations, and procurement processes to support product availability and competitiveness. Prepared regular sales reports and contributed to portfolio development and business growth.

Site Engineer responsible for the application and supervision of construction chemicals in reinforced concrete, historical, and steel structure projects. Managed on-site project execution, coordinated application teams, ensured quality control, and monitored progress in line with technical specifications. Provided technical support during implementation and maintained regular reporting throughout project phases.

Conducted geological, geophysical, and geotechnical site investigations for construction projects, performing seismic refraction, VES, microtremor, MASW analyses, and drilling correlation; prepared ground investigation reports for public and private zoning projects, improved reporting efficiency by 25%, and led fill thickness reporting for the Yavuz Sultan Selim Bridge project site.