Factory Finance Lead – Cost & Insights

Amkor Technology; Phoenix (AZ); On-site; USD 90,000 - 130,000; Full time

Job summary

Amkor Technology, Inc. in Arizona is seeking a Factory Plant Senior Accounting Manager to lead plant-level accounting, financial reporting, cost accounting and internal controls at the Peoria facility during construction and transition to full operation.

You will partner with operations, engineering and supply chain to ensure accurate product costing, inventory valuation and strong SOX-compliant controls, reporting to the Controller.

Qualifications

• Bachelor's Degree or higher in Accounting or Finance (CPA strongly preferred).
• Minimum of eight (8) years of accounting/finance experience.
• Strong background in cost accounting and inventory accounting.
• Demonstrate strong US GAAP technical accounting and internal controls knowledge.
• Strong analytical and problem-solving skills.
• Strong communication and leadership skills.
• Ability to work in a fast-paced, high-volume manufacturing environment.
• Proficiency with MS Office with advanced proficiency in Excel.
• Experience in a manufacturing environment required; semiconductor or high-tech preferred.
• Public company and SOX compliance experience preferred.
• Previous experience with financial systems (ERP such SAP/Oracle preferred).

Responsibilities

• Review journal entries and account reconciliations.
• Prepare balance sheet & income statement analytics and fluctuation explanation.
• Manage monthly, quarterly and annual close process for the factory.
• Coordinate with corporate accounting on consolidation, technical accounting, and external reporting requirements.
• Ensure timely and accurate financial statements in accordance with US GAAP and Amkor policies.
• Oversee standard costing, cost rollups, and variance analysis (labor, overhead, material).
• Analyze manufacturing variances and partner with operations to drive cost improvements.
• Manage inventory valuation, cycle counts, and physical inventory processes.
• Ensure accurate accounting for WIP, finished goods, and scrap.
• Partner with plant leadership on budgeting, forecasting, and financial planning.
• Provide actionable insights on cost drivers, capacity utilization, and efficiency metrics.
• Support capital expenditure (CapEx) planning, tracking, and asset accounting.
• Drive financial discipline in manufacturing operations and investment decisions.
• Ensure compliance with SOX controls and internal audit requirements.
• Support external and internal audit activities.
• Maintain strong internal controls over financial reporting, inventory and fixed assets.
• Lead or participate in various ad-hoc analysis and special projects as assigned.
• Identify and drive continuous process improvements and automation opportunities.

Skills

US GAAP

Cost accounting

Inventory accounting

Financial analysis

Leadership

Education

Bachelor's Degree in Accounting or Finance

CPA preferred

Tools

SAP/Oracle ERP

Job description

Amkor Technology, Inc. in Arizona is seeking a Factory Plant Senior Accounting Manager to lead plant-level accounting, financial reporting, cost accounting and internal controls at the Peoria facility during construction and transition to full operation.

You will partner with operations, engineering and supply chain to ensure accurate product costing, inventory valuation and strong SOX-compliant controls, reporting to the Controller.