Cost Accounting Specialist

Summary

MOBIS North America electrified Powertrain LLC (MNAe) is a Tier 1 supplier of Battery System Assembly (BSA) and Power Electric (PE) Systems, which are vital parts to produce Hyundai/Kia electric vehicles, based on state‑of‑art manufacturing technology related to battery system assembly.

Our Cost Accounting Department is seeking a Cost Accounting Specialist to join our team in Richmond Hill, Georgia. The Cost Accounting Specialist plays an important role in supporting cost accounting activities, maintaining accurate cost data, analyzing manufacturing performance, and ensuring compliance with internal controls, corporate policies, and audit requirements. This role collaborates closely with accounting, operations, purchasing, and manufacturing teams to support cost transparency and strengthen financial processes.

To perform within this position successfully, the incumbent must be able to perform each essential duty satisfactorily. Other duties may be assigned.

• Maintain and update standard costs, bill of materials (BOM), routings, and cost roll‑ups within the ERP system
• Analyze manufacturing variances, including material usage, labor efficiency, and overhead absorption; prepare monthly variance reports with explanations
• Support inventory valuation, cycle count analysis, and reconciliation of inventory discrepancies
• Assist with month‑end and year‑end closing activities, including cost accruals, journal entries, and financial reporting
• Conduct cost analysis for new products, engineering changes, and model year updates
• Partner with production and supply chain teams to evaluate cost drivers and identify opportunities for cost improvement
• Monitor and analyze key performance indicators (KPIs) related to manufacturing cost performance
• Ensure compliance with internal controls, accounting policies, and audit requirements
• Support cost forecasts, budget inputs, and financial models to assist with business planning
• Provide cost insights to leadership to support operational decision‑making
• A company‑paid business trip to another plant may be required
• Training will take a few weeks to become familiar with company ERP systems and cost processes

• Strong understanding of cost accounting principles, inventory valuation, and manufacturing cost flows
• Proficiency in MS Office (Excel, Word, PowerPoint)
• Experience with standard costing, variance analysis, and cost reporting
• Ability to analyze complex data, identify trends, and communicate findings clearly
• Strong collaboration skills for working with production, engineering, and supply chain teams

• Experience in cost accounting within a manufacturing or automotive environment
• SAP or other ERP system experience
• Working knowledge of GAAP and internal control requirements
• CPA, CMA, or similar certification preferred but not mandatory
• Bachelor's degree in accounting, Finance, Business Administration or a related field