Sr. Substrates Development and Ramp Engineer (Semiconductor)

TL;DR

Senior Substrates Development and Ramp Engineer (Semiconductor): Driving process improvements and quality standards within the semiconductor supply chain with an accent on substrate manufacturing, yield optimization, and supplier management. Focus on defining next-generation methodology, conducting root cause analysis, and ensuring compliance with performance specifications across the manufacturing lifecycle.

Location: Hybrid role based in Tokyo or Nagoya, Japan.

Company

hirify.global is a global leader in semiconductor manufacturing, providing cutting-edge silicon process and packaging technology for the AI era.

What you will do

• Define material inspection methodologies and conduct studies to optimize production yield and cost control.
• Collaborate with commodity managers to lead supplier selection and ensure performance compliance.
• Drive supplier process window validation activities across all development stages.
• Perform root cause analysis for supply chain issues and implement effective solutions.
• Develop next-generation methodology capabilities to support the long-range supply chain roadmap.
• Manage quality excursions and drive failure mode analysis with external suppliers.

Requirements

• BS, MS, or PhD in Science or Engineering with at least 8 years of experience in semiconductor fab, substrates, or assembly/test environments.
• In-depth knowledge of semiconductor manufacturing processes and operations management.
• Fluent business-level English with strong presentation and articulation skills.
• Proven ability to work effectively in cross-functional teams and interact with supplier management.
• Strong analytical problem-solving skills and experience with statistical process control (SPC).

Nice to have

• Hands-on experience in quality management and data analytics.
• Expertise in raw materials management and cleanroom operations.
• Knowledge of foreign material control protocols.

Culture & Benefits

• Hybrid work model allowing flexibility between on-site and off-site work.
• Participation in a worldwide factory network focused on state-of-the-art semiconductor innovation.
• Commitment to ethical hiring practices and Responsible Business Alliance (RBA) compliance.
• Opportunity to influence future technology definitions and global supply chain strategy.