Sr. Inventory Cost Accountant

MGM Transformer LLC•Vernon, CA

10d•$100,000 - $112,000

About The Position

We are seeking a Sr Inventory Cost Accountant who is responsible for overseeing all aspects of inventory valuation, product costing, and manufacturing cost analysis. This role ensures the accuracy of inventory records, supports month-end close activities, analyzes variances, and partners closely with Operations and Supply Chain to enhance cost transparency and improve financial performance. The Sr Inventory Cost Accountant plays a key role in maintaining strong internal controls, ensuring compliance with GAAP, and supporting continuous improvement within the costing and inventory processes.

Requirements

Bachelor's degree in accounting, Finance, or related field
4–7+ years of progressive accounting experience, with at least 2 years in cost accounting or manufacturing finance
Strong understanding of GAAP, inventory valuation methods, standard costing, and cost accounting principles
Advanced Excel skills with proficiency in analyzing large datasets
Experience performing complex reconciliations and variance analyses
Strong communication skills with the ability to collaborate effectively with cross-functional teams
Excellent attention to detail, organizational skills, and ability to meet deadlines

Nice To Haves

Experience working in a manufacturing environment, ideally in multi-site operations
Experience with ERP systems and costing modules
Familiarity with BOM structures, routings, and manufacturing processes
Experience supporting continuous improvement, Lean, or Six Sigma initiatives
CPA, CMA, or progress toward certification

Responsibilities

Maintain and reconcile inventory balances across all locations, including raw materials, WIP, and finished goods.
Monitor and validate inventory transactions to ensure accurate costing and allocation.
Calculate and maintain standard costs; assist in annual cost roll-ups and BOM reviews.
Analyze and reconcile variances including purchase price variance (PPV), manufacturing variance, and labor/overhead absorption.
Support physical inventory counts and cycle count programs; investigate and resolve discrepancies.
Prepare and review journal entries related to inventory, cost of goods sold (COGS), accruals, and manufacturing activities.
Complete monthly inventory reconciliations and prepare supporting schedules for financial statements.
Analyze cost trends and provide insights into margin fluctuations and operational performance.
Assist with quarterly and annual financial audits related to inventory and manufacturing accounting.
Partner with Operations, Supply Chain, and Engineering to evaluate costing impacts of process changes, scrap, waste, and productivity improvements.
Provide analysis for make/buy decisions, cost savings initiatives, and capital investment reviews.
Identify opportunities to streamline processes, strengthen internal controls, and improve data accuracy.
Support implementation of ERP enhancements, costing modules, and system upgrades.
Ensure adherence to GAAP, company accounting policies, and cost accounting standards.
Maintain and enforce strong internal controls around inventory and manufacturing processes.
Support the development of policies and procedures related to inventory, costing, and financial operations.