Cost Accounting Supervisor

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WFLD, Westfield, IN, US

IMMI, a growing manufacturing company, is seeking a Cost Accounting Supervisor to join our corporate headquarters in Westfield, Indiana. Founded in 1961, IMMI recently became an ESOP giving team members the opportunity to become owners and share in the company’s future success. IMMI is a dynamic organization serving more than eleven markets and hundreds of customers across multiple countries.

This role is responsible for cost accuracy, variance integrity, and strong costing discipline. You will also be a hands‑on partner in complex variance analysis, root‑cause investigation, and corrective action working across finance and operations to drive measurable improvement.

The right candidate will make an immediate impact by leading and developing a team responsible for cost and inventory analysis. This role requires the ability to coach, review, and elevate the team’s insights ensuring consistent and accurate application of U.S. GAAP to complex inventory transactions and intercompany and intracompany eliminations across multiple plants and currencies. You should be comfortable setting expectations, constructively challenging conclusions, and prioritizing work while partnering closely with FP&A and General Ledger leaders to align analyses, resolve issues, and drive cross‑functional projects to completion.

We’re looking for a curious problem‑solver who enjoys learning, improving processes, and growing into a strong people leader.

• Build and maintain “Costing Super User” expertise in item costing, transfer pricing, work‑in‑process (WIP), and inventory transactions.
• Ensure accurate Oracle costing and inventory accounting setups, with a strong focus on correct debit/credit impacts and end‑to‑end transaction flow integrity.
• Maintain and approve documentation for material movement and manufacturing accounting (DR/CR logic), ensuring shared understanding across the cost team.
• Continuously evaluate the costing system and recommend improvements to maintain an accurate global costing structure that supports evolving business needs.
• Partner with cross‑functional teams to ensure material costs, bills of material, routings, and labor rates are accurate and well maintained.

• Develop and maintain expertise in product costing across all IMMI organizations, supporting Finance, Operations, and Sales.
• Manage the global standard cost update process, including review and approval of intercompany and intracompany budgets.
• Lead the calculation and maintenance of standard labor and overhead rates.
• Review and approve standard material costs and the material budget.

• Lead and participate in job‑close variance analysis, material mix analysis, labor variances, manufacturing overhead variances, and production efficiency analysis.
• Drive the development, tracking, and follow‑through of corrective actions for production variances, ensuring measurable improvement.
• Support plant‑level and consolidated variance explanations with clear, actionable insights tailored to the audience.

• Lead the financial review of inventory, including obsolete inventory, physical inventory counts, capitalization of variances, inventory adjustments, scrap, and cycle count programs.
• Own assigned month‑end close responsibilities, including approving journal entries and reviewing/summarizing cost of production variances and consolidated eliminations.
• Review and approve balance sheet account reconciliations related to standard cost, inventory, and WIP.
• Coordinate and respond to external audit requests related to inventory, standards, and cost of goods sold (COGS).
• Develop technical depth across the team so multiple team members understand key costing flows and system setups.
• Balance delegation with hands‑on leadership stepping into complex or high‑risk areas such as new entity setups, intercompany costing, and significant…