Cost Controller (OEM Food Manufacturing), Singapore

Job Description
Manufacturing Cost Controller
Oishi Manufacturing Pte Ltd
Location
Singapore - Food Xchange @ Admiralty Reporting To
Finance Manager / General Manager Company Overview
Oishi Manufacturing Pte Ltd is a Singapore-based halal-certified food manufacturer specialising in OEM and wholesale production of ice cream, gelato, sorbet, soft serve premixes, waffles, bakery premixes and frozen desserts. The company operates from an approximately 18,000 sq. ft. manufacturing facility and supplies leading F&B brands, retailers, HORECA operators and export markets across Asia. Role Overview
The Manufacturing Cost Controller will be responsible for monitoring, analysing and controlling manufacturing costs across OEM and in-house food production operations. The role will work closely with Production, Procurement, Warehouse and Finance teams to improve costing accuracy, inventory control, operational efficiency and overall profitability. This role is particularly suited for candidates with strong experience in food manufacturing, OEM/co-packing environments and inventory-intensive operations. Key Responsibilities
Product Costing & Margin Analysis
Prepare and maintain accurate costing for OEM and in-house products, including:Raw materialsPackaging materialsLabourUtilitiesManufacturing overheads Analyse production yields, overrun, wastage and manufacturing variances. Monitor actual production costs against standard costing and budgeted targets. Review and maintain BOMs (Bill of Materials), recipes and costing structures. Support quotation preparation, pricing reviews and new product costing. Conduct profitability analysis by customer, product and production batch. Monitor commodity and packaging cost fluctuations and highlight impact on margins. Inventory & Stock Control
Monitor inventory valuation for raw materials, packaging materials, WIP and finished goods. Reconcile production usage against ERP/system records and investigate discrepancies. Analyse stock variances, expiry risks, slow-moving and obsolete inventory. Participate in periodic stock counts and audit exercises. Ensure accurate tracking of customer-owned ingredients and packaging materials for OEM projects. Manufacturing Operations Support
Work closely with Production and QA teams to monitor:Yield efficiencyProduction lossesDowntimeLabour productivityLine utilisation Track and report manufacturing KPIs. Support implementation of cost-saving and process improvement initiatives. Assist in developing operational dashboards and manufacturing reports. Financial Reporting & Compliance
Prepare weekly and monthly manufacturing cost reports and variance analysis. Support month-end closing for manufacturing and inventory-related accounts. Ensure compliance with internal controls, SOPs and audit requirements. Assist in budgeting, forecasting and cashflow planning relating to manufacturing operations. Requirements
Diploma or Degree in Accounting, Finance, Business or related discipline. Minimum 3-5 years' experience in manufacturing costing, preferably within food manufacturing, OEM or FMCG industries. Strong understanding of:Food production costingInventory managementYield analysisStandard costing systems Experience handling recipe costing and packaging cost control. Proficient in Microsoft Excel and ERP/MRP systems. Strong analytical, organisational and problem-solving skills. Detail-oriented with ability to work independently in a fast-paced manufacturing environment. Preferred Experience
Experience in OEM/co-packing manufacturing environments. Familiarity with Halal, GMP, HACCP or FSSC 22000 manufacturing environments. Experience in frozen food, dairy, dessert or beverage manufacturing is advantageous. Key Performance Indicators (KPIs)
Accuracy of product costing and inventory valuation. Reduction in wastage and unexplained manufacturing variances. Inventory reconciliation accuracy. Timeliness and accuracy of reporting. Gross margin improvement support. Monitoring and improvement of production yields and operational efficiency. Working Relationships
Production Department Procurement Team Warehouse & Logistics Quality Assurance Finance Team Senior Management Employment Type
Full-time Singapore-based Company Information
Website: Oishi Manufacturing Pte Ltd Location: 8A Admiralty Street, Food Xchange @ Admiralty, Singapore 757437 Industry: Food Manufacturing / OEM / Frozen Desserts