The opportunity

Hitachi Energy, High Voltage Products, is renowned worldwide as a specialist for power transmission and distribution. The Service unit is responsible for the worldwide after sales support of generator circuit-breaker (GCB) systems and gas insulated switchgears (GIS), including training, installation and commissioning, scheduled maintenance, added value services, troubleshooting, extensions, retrofits and replacements.

As a Technical Buyer, you act as a key interface between Procurement, Engineering, Quality, and our global supplier network. You ensure that technically specified materials, components, and services are clearly defined, technically clarified, qualified, and available in line with project, quality, and delivery requirements.

Through close cross‑functional collaboration, you translate engineering requirements into robust sourcing solutions and support supplier qualification and technical alignment. Your role contributes directly to product quality, supply reliability, and operational excellence, enabling Hitachi Energy to deliver innovative and sustainable energy solutions to our customers worldwide.

How you’ll make an impact

• Perform technical clarification of materials, drawings, specifications, and engineering changes in close collaboration with Engineering and suppliers

• Support and coordinate Production Part Approval Process (PPAP) activities, first samples, and supplier qualification processes

• Conduct technical evaluations of alternative materials, deviation requests, and obsolescence cases

• Collaborate closely with Strategic and Operational Buyers on supplier- and material-related topics

• Support the handling of supplier complaints, Non‑Conformity Reports (NCRs), and root cause analyses

• Support and participate in supplier assessments and technical supplier evaluations, including capability, quality, and process maturity reviews

• Contribute to supplier performance evaluations together with Quality and Strategic Procurement

• Ensure accuracy and completeness of material and supplier master data in SAP and act as the technical contact point during supplier escalations

• Support Service Organization and Project Teams in complex or urgent procurement topics

Your background

• Completed technical education (e.g. Polymechanic, Automation Technician, Mechanical Technician, Design Engineer or similar)

• 3-5 years experience in technical procurement or SCM‑related roles

• Strong understanding of technical drawings, Bill of Material and manufacturing processes

• Experience working with suppliers on technical and quality‑related topics

• Structured, solution‑oriented, and communicative working style

• Good German skills and very good English skills

• SAP knowledge

• Proactive, structured, and solution-focused working style.

• Team oriented mindset with strong cross-functional collaboration

More about us 

Our flexible working practices help you optimize personal and business performance while creating an environment where all employees can develop their skills and grow.