Demand Planning Manager

About the job Demand Planning Manager Position: Demand Planning Manager Location: Buena Park Job Responsibilities:Establish and maintain corporate policies related to supply chain matters for imported, OEM,and in-house manufactured products. Manage S&OP and capacity planning, including planning, forecasting, procurement/sourcing, warehousing, scheduling, and transportation for imported, OEM, and in-house manufactured products, in collaboration with HQ. Oversee the shipping and receiving process of imported products, including logistics from export locations to customer destinations. Optimize the supply chain by coordinating sales demand, manufacturing, transportation, and warehouse resources to ensure on-time service to customers while maximizing revenue. Manage the weekly demand plan based on the latest sales forecast and customer order trends with statistical analysis. Develop a master supply plan aligned with the demand plan, and reconcile supply restrictions in production, replenishment, imports, etc. Develop product transfer plans among facilities and create a monthly forecast by estimating inventory levels at each facility. Analyze shortages and overages, taking appropriate actions to minimize risk. Update S&OP operation results in weekly/monthly S&OP meetings and coordinate with relevant departments, including Sales, Marketing, Production, and Purchasing. Review orders for accuracy and compliance with company procedures, and recommend vendors that offer better quality, service, or pricing. Develop reports on budgets and manage costs within established standards; assist with ad-hoc responsibilities as assigned by the Division Manager. Perform project-related duties and other tasks as assigned. Skills/Qualifications:Bachelor's Degree in Supply Chain Management, Business, Finance, or a related field. 7+ years of experience in supply chain management, particularly in demand planning. Strong project management and analytical skills; experience in forecasting and cost accounting preferred. Excellent verbal and written communication skills. Intermediate proficiency in MS Office (Outlook, Excel, Word, and PowerPoint). Strong interpersonal, organizational, and time management skills. Ability to develop, interpret, and report key performance indicators to measure supply chain performance. Previous experience with SCP systems (e.g., Kinaxis, JDA, SAP) is preferred but not required. Bilingual in Korean is preferred.