Production Control & Material Management Assistant Manager

Position : Production Control & Material Management Assistant Manager Location : Blythewood, SC ROLE OVERVIEW The Production Control & Material Management Assistant Manager is responsible for end-to-end production planning, BOM and engineering change management, procurement operations, ERP/master data governance, inventory control, customs compliance, and supplier performance management. This role ensures accurate production and material planning, maintains system and master data integrity, supports new model launches and engineering changes, secures stable supply through strategic sourcing and procurement activities, and drives operational excellence through KPI management, cost optimization, risk mitigation, and continuous process improvement. The position serves as a key liaison among customers, suppliers, logistics providers, and internal cross-functional teams to ensure uninterrupted production, inventory optimization, regulatory compliance, and achievement of business objectives. KEY RESPONSIBILITIES (To perform within this position successfully, the incumbent must be able to perform each essential duty satisfactorily. Other duties may be assigned.) This job description is not intended to be an exhaustive list of all responsibilities. The employee may be required to perform additional duties as assigned by management based on business needs, within the general scope of the position. Production Planning Monitor and Manage production plans (Daily, Weekly, Monthly and so on) Establish and suggest plant operation plan based on production plan change, irregular order or any other unexpected circumstance Production plan adjustment with Customer if necessary Develop an annual working calendar aligned with the customer’s production plan Maintain JIS lead time information BOM Management Receive and distribute vehicle build plans and BOM for each new model phase from the OEM Prepare and distribute specification management documents for each development phase of new vehicles, as well as part lists by individual unit Receive and distribute phase specific EO cut-off documentation from the OEM production control dept. Validate alignment between drawings, BOM, and physical parts prior to each phase gate or event build input Maintain and update ERP master for individual parts Analyze BOM discrepancies and manage BOM accuracy rate EO Management Analyze and manage engineering changes, including impact assessment and implementation tracking Conduct meeting to review and confirm implementation timing of engineering changes and specifications Determine EPI and manage old vs new model inventory during engineering change implementation Manage and track long-pending engineering changes to ensure timely resolution and implementation Develop and maintain the EPI system Master Data & System Management Maintain and update material master data in the ERP system Manage and monitor backlog to ensure timely resolution and execution in the ERP system Register and maintain MES master date (vehicle models, production lines, processed, operations, and standard work time, etc) KPI & Performance Management Oversee and manage comprehensive KPIs, including CAPA, production output, line balancing efficiency, equipment utilization, HPM, downtime, first-pass yield, acceptance rate, and scrap rate Procurement Strategy & Planning Establish and periodically revise optimal order quantities and ordering cycles based on supplier-specific characteristics (lead time, packaging, logistics constraints) Define and manage safety stock policies by supplier and part category Adjust procurement volumes in alignment with engineering changes (EO) and end-of-production timing to prevent obsolete inventory Develop sourcing and procurement strategies to ensure supply stability and cost efficiency ERP & System Management Maintain and update purchasing views within ERP (including new part setup and periodic updates) Manage supplier master data (new vendor registration, updates, and go…

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