Sr Staff Procurement/Purchasing Specialist- experience for OSAT is required

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. 

• Leadcontract 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.

• 12+ 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 strong 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.

Renesas is an embedded semiconductor solution provider driven by its Purpose ‘To Make Our Lives Easier.’ As the industry’s leading expert in embedded processing with unmatched quality and system-level know-how, we have evolved to provide scalable and comprehensive semiconductor solutions for automotive, industrial, infrastructure, and IoT industries based on the broadest product portfolio, including High Performance Computing, Embedded Processing, Analog & Connectivity, and Power.

 

With a diverse team of over 21,000 professionals in more than 30 countries, we continue to expand our boundaries to offer enhanced user experiences through digitalization and usher into a new era of innovation. We design and develop sustainable, power-efficient solutions today that help people and communities thrive tomorrow, ‘To Make Our Lives Easier.’     

 

At Renesas, you can: 

• Launch and advance your careerin technical and business roles across four Product Groups and various corporate functions. You will have the opportunities to explore our hardware and software capabilities and try new things.  

• Make a real impactby developing innovative products and solutions to meet our global customers' evolving needs and help make people’s lives easier, safe and secure. 

• Maximize your performance and wellbeing in our flexible and inclusive work environment. Our people-first culture and global support system, including the remote work option and Employee Resource Groups, will help you excel from the first day.    

Are you ready to own your success and make your mark?  

Join Renesas. Let’s Shape the Futuretogether.  

Renesas Electronics is an equal opportunity and affirmative action employer, committed to supporting diversity and fostering a work environment free of discrimination on the basis of sex, race, religion, national origin, gender, gender identity, gender expression, age, sexual orientation, disabilities, military status, veteran status, or any other basis protected by law. For more information, please read our Diversity & Inclusion Statement.