Staff Procurement Specialist- experience for OSAT is required
Listed on Renesas Electronics’s official careers site. Posted September 17, 2026. Check that it is still open and apply there.
Apply on Renesas Electronics’s careers site →Job description
This role is responsible for leading OSAT strategic engagement and commercial management, driving cost optimization, ensuring supply continuity, and owning end-to-end supplier strategy. The role requires strong leadership, program management, and cross-functional influence to align business, engineering, and supply chain objectives while driving long-term value creation.
Key Responsibilities
Lead commercial negotiations including pricing, LTAs, capacity agreements, price adjustments, and payment terms. Own OSAT supplier strategy and act as a key decision driver in supplier selection. Drive cost optimization initiatives using structured methodologies such as cost breakdown analysis, should-cost modeling, VA/VE, and localization strategies. Lead cross-functional program engagement as a product/program management partner, ensuring OSAT readiness across MP, NPI, transfer, ramp-up, and EOL phases.
Ensure supply continuity and resilience by proactively managing capacity planning, allocation strategies, and supply risk mitigation. Identify, assess, and mitigate supply chain risks including capacity constraints, geopolitical exposure, cost volatility, and supplier dependency. Lead contract governance including MSA, NDA, pricing frameworks, and commercial agreements, ensuring alignment with business strategy. Drive supplier performance management through structured reviews, KPI tracking, and continuous improvement initiatives.
Lead escalation management and resolution of critical issues related to quality, delivery, capacity, and commercial disputes, working with stakeholders internally and externally. Act as a strategic interface between internal functions (Engineering, Product Group, Supply Chain, and Finance teams) and OSAT partners to ensure alignment of roadmap, cost, and execution priorities.
Qualifications
3+ years of purchasing/procurement experience, preferably in the semiconductor or electronics industry. Fluent in English is required; Japanese language proficiency is a plus. Hands-on experience or familiarity with power-related products and components is a strong advantage. Advanced Excel and data analysis skills; proficient in PowerPoint for executive-level presentations. Strong stakeholder management, communication, and negotiation skills with the ability to influence cross-functional teams and senior stakeholders.
Experience in strategic sourcing, supplier management, or program management is highly preferred.
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