Senior Cost Accountant

We are looking for an experienced Senior Cost Accountant to join a manufacturing finance team in Livermore, California. This position supports a global organization serving the semiconductor and advanced technology sectors, with a strong focus on cost accuracy, inventory valuation, and financial insight for production activities. The role works closely with operations and finance partners to strengthen reporting, support close activities, and improve visibility into manufacturing performance.Responsibilities:• Lead the maintenance and refinement of standard cost models for materials, labor, and overhead to support accurate product costing.• Oversee inventory valuation for raw materials, work in process, and finished goods, ensuring financial records reflect operational activity accurately.• Complete month-end cost accounting tasks, including journal entries, account reconciliations, and close-related analysis.• Review manufacturing results by analyzing production variances, purchase price fluctuations, and work order performance to identify key cost drivers.• Collaborate with operations teams to evaluate plant performance, interpret financial trends, and support informed business decisions.• Assess inventory exposure by identifying slow-moving, excess, or obsolete stock and contributing to reserve calculations.• Support budgeting and forecasting for cost of goods sold, manufacturing expenses, and other plant-related financial measures.• Participate in physical inventory activities, audit preparation, and internal control reviews while helping improve cost accounting and inventory processes, including transition support and knowledge transfer where needed.