# Sourcing Manager \(Foundry & OSAT\) - Company: [Lumilens]() - Location: Singapore - Team: Operations - Employment type: Full Time - Posted: September 7, 2026 ## Job description ## **Core Responsibilities** * **Supplier Strategy & Selection:** Work with management on the long-term global sourcing strategies and identify, evaluate, and select top-tier foundry and OSAT partners. * **Capacity & Demand Planning:** Negotiate and secure capacity & CT of wafer, assembly, and test services to meet product roadmaps and revenue goals. * **Cost Optimization:** Lead "should-cost" analysis, drive competitive RFQs (Request for Quotations), pricing benchmarking and negotiate pricing and contracts to achieve cost reduction targets. * **Manufacturing Service Agreement (MSA):** Participate in the drafting of MSA. Review the adequacy of MSA to ensure manufacturing delivery commitment and financial obligation by the suppliers. Enforce the T&C of MSA. * **Others:** Company’s advocate to escalate and resolve commercial & delivery issues. Participate in QBR with the suppliers and drive commercial improvements. * **Cross-Functional Alignment:** Work closely with engineering, supply chain, and business units to align sourcing with new product development (NPD). ## **Preferred Qualifications & Experience** * **Education:** Bachelor’s degree in Engineering, Science, Supply Chain Management, or Finance. * **Experience:** 5-10+ years of procurement or supply chain management experience specifically within the semiconductor, foundry, and/or OSAT industry. * **Technical Knowledge:** Understanding of wafer fabrication processes, advanced packaging (e.g., WLP, 2.5D/3D), and testing, or semiconductor planning/production control experience, an added advantage. * **Core Skills:** Exceptional commercial acumen, high-level contract negotiation abilities, data-driven analytical & reporting skills. * **Language/Travel:** Fluency in English and Mandarin (added advantage) to communicate with stakeholders from Mandarin speaking regions, with international travel capabilities. ## Apply [Apply on Lumilens]() Canonical job page: