Cost Accounting Manager

From smartphones to solar panels, innovative technology is needed to create the devices we use every day. Silfex’s silicon components help make that technology a reality. Silfex Inc., A Lam Research Company is the leading provider of precision silicon components used to make and operate semiconductor tools, which enable the trillion-dollar global electronics industry. Our company’s products are integral to the semiconductor equipment and optical markets.

The outstanding team at Silfex makes that possible – through our people, we are advancing the world. The impact we have on the world is made possible by focusing on our people. So we recognize and celebrate our teams’ achievements. We strive to create an inclusive and diverse culture where everyone’s contribution and voice has value. We evaluate and evolve our offerings, so our people receive the support and empowerment to do meaningful things for their lives, careers, and communities.

Our Perks and Benefits At Silfex, our people make amazing things possible. That’s why we invest in you throughout the phases of your life with a comprehensive set of outstanding benefits that start on your first day of employment. Discover more at Lam Benefits

The Cost Accounting Manager is a finance leader responsible for driving manufacturing cost accounting excellence, operational partnership, and team effectiveness in a complex manufacturing environment. This role owns standard costing process, variance analysis, related core month-end close and reporting activities. The position partners closely with Manufacturing Operations, Supply Chain, Engineering, and Finance leadership to translate cost performance into actionable business insights, improve forecast accuracy, support special projects, business cases, process improvements, and operational initiatives.

The position requires someone who can move comfortably between detailed accounting execution and broader financial analysis, providing reliable reporting, actionable insights, and hands‑on support for evolving business needs.

• Own the development, maintenance, and analysis of manufacturing overhead rates, including evaluation of fixed and variable cost pools, allocation bases, and the financial impact of absorption methodologies on inventory, cost of goods sold, and gross margin.
• Analyze purchase price, material usage, labor, overhead, yield, scrap, rework, utilization, absorption, and manufacturing efficiency variances; clearly communicate root causes, risks, and recommended actions.
• Prepare and support monthly, quarterly, and annual financial reporting, ensuring timely close execution and clear explanation of results to stakeholders.
• Maintain balance sheet reconciliations, resolve reconciling items, and ensure accounting records are supported in accordance with company policy and applicable accounting standards.
• Support budgeting, forecasting, and monthly performance analysis by preparing variance analysis, identifying key drivers, and helping translate results into actionable insights.
• Build and maintain financial models, scenarios, and business cases to support management decision‑making, cost control, and operational planning.
• Lead or contribute to ad‑hoc projects across accounting, finance, and operations, including special analyses, process improvements, reporting enhancements, and strategic initiatives.
• Partner with cross‑functional teams to evaluate business issues, support new initiatives, and provide financial guidance on emerging needs and priorities.
• Develop, document, and improve accounting and finance processes, internal controls, and reporting tools to increase efficiency, consistency, and data quality.
• Coordinate…