Supply Planning Assitant Manager

Location: Tokyo, Japan

Company

hirify.global is a global tire manufacturer with approximately 63,000 employees and 49 manufacturing facilities across 19 countries.

What you will do

• Lead end-to-end supply planning for the NGY Cluster across S&OP and S&OE planning horizons for Consumer and Commercial businesses.
• Develop and maintain supply, production, sourcing, import/export, and inventory plans aligned with customer demand and service-level targets.
• Monitor supply risks, capacity constraints, and inventory gaps, and create mitigation plans to ensure supply continuity.
• Coordinate supply readiness for new product introductions and product transitions.
• Collaborate with demand planning, logistics, customer service, sales, product, finance, quality, technology, and regional supply teams.
• Provide scenario analysis, support inventory optimization, and drive continuous improvement and planning-tool implementation.

Requirements

• Bachelor’s degree in supply chain, operations management, engineering, statistics, business, or another quantitative discipline.
• 5–10 years of progressive experience in supply planning, demand planning, production planning, manufacturing operations, or related supply chain disciplines.
• Experience across end-to-end supply chain functions, including planning, logistics, customer service, and inventory management.
• Experience supporting S&OP and Integrated Business Planning processes in multi-site manufacturing or complex supply network environments.
• Strong analytical, problem-solving, stakeholder management, communication, and influencing skills.
• Advanced proficiency in Microsoft Excel and PowerPoint.

Nice to have

• Master’s degree in production operations, supply chain management, statistical analysis, engineering, or a related field.
• APICS CPIM, CSCP, Lean, Six Sigma, or equivalent certifications.
• Experience in regional, multinational, or cross-functional business environments.

Culture & Benefits

• Work within a global manufacturing organization operating across multiple countries and supply networks.
• Contribute to continuous improvement, digital planning solutions, and adoption of supply chain best practices.
• Full-time employment.