Cost Accounting Supervisor

About the role

IMMI, a growing manufacturing company founded in 1961, is seeking a Cost Accounting Supervisor to join our corporate headquarters in Westfield, Indiana. As part of an ESOP, team members have the opportunity to become owners and share in the company's future success. This role serves more than eleven markets and hundreds of customers across multiple countries.

Responsibilities

• Build and maintain expertise in item costing, transfer pricing, work-in-process (WIP), and inventory transactions.
• Maintain and approve documentation for material movement and manufacturing accounting (DR/CR logic).
• Ensure accurate Oracle costing and inventory accounting setups, focusing on correct debit/credit impacts and end-to-end transaction flow integrity.
• 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.
• Own assigned month-end close responsibilities, including approving journal entries and reviewing/summarizing cost of production variances and consolidated eliminations.
• Review and approve standard material costs and the material budget.
• Coordinate and respond to external audit requests related to inventory, standards, and cost of goods sold (COGS).
• Develop technical depth across the team, balancing delegation with hands-on leadership.
• Coach, review, and elevate analytical work produced by the team, ensuring conclusions are accurate, data-supported, and clearly communicated.
• Lead from the details without losing the strategic perspective connecting day-to-day outcomes to broader business goals.

Requirements

• Bachelor’s degree in Accounting or Finance.
• 7+ years of manufacturing cost accounting experience, including hands-on variance analysis.
• Advanced Excel skills.
• Strong analytical and problem-solving skills, with a root-cause mindset.
• Ability to collaborate effectively across functions and communicate with varied stakeholders.
• Strong knowledge of standard costing, inventory accounting, WIP, intercompany, and U.S. GAAP.
• Comfort operating in a dynamic environment prioritizing multiple projects, learning quickly, and continuously improving how work gets done.

Qualifications

• Experience with Oracle E-Business Suite.
• Experience with Insight (formerly GL Wand).
• CMA certification preferred, but not required.