Sr. Cost Accountant

Semtech; Alhambra (CA); Hybrid; USD 125,000 - 140,000; Full time

Job summary

Semtech in Irvine, CA is seeking a Sr. Cost Accountant to provide financial reporting, cost analysis, and manufacturing economics support.

You will gather cost data, build models for production processes, and analyze margin and variance to improve profitability. You will collaborate with accounting, cost management, operations, and engineering to ensure accurate records, maintain standard costs, and support audits and cost control initiatives.

Qualifications

• Bachelor’s degree in accounting or finance required.
• 5+ years of accounting/financial reporting experience.
• Strong knowledge of cost accounting, standard costs and variance analysis.
• Experience with ERP systems and financial applications.
• Manufacturing finance or semiconductor industry knowledge is a plus.

Responsibilities

• Support accounting operations including transaction processing, reconciliation, and month-end close.
• Develop and maintain cost models for production processes, yield management, and technology nodes.
• Perform product and portfolio cost analysis, margin analysis, and target costing support.
• Assist with internal and external audits and provide audit documentation.
• Collaborate with operations, engineering and supply chain to improve cost efficiency.

Skills

Accounting principles

Analytical skills

Excel

ERP systems

Cost accounting

Communication

Team collaboration

Attention to detail

Problem solving

SAP

Education

Bachelor’s degree in accounting or finance

Tools

SAP

Job description

Location: Irvine, CA

Work Arrangement: Hybrid, 4 days on site (Monday to Thursday)

Job Summary:

The Sr. Cost Accountant provides accounting and cost accounting support within our semiconductor company, covering financial reporting, accounting operations, and cost analysis. This includes gathering historical cost data, investigating cost structures, and analyzing product and service pricing and budget-versus-actual results. The role applies analytical methods to semiconductor manufacturing economics, such as cost models for production processes, yield management, and technology nodes, to support manufacturing profitability and cost competitiveness. The position requires strong accounting and cost accounting knowledge, analytical skills, and the ability to work effectively across accounting and cost accounting teams to ensure accurate financial recording, reporting, and cost management.

Responsibilities:

Accounting Operations

• Supporting processes and procedures

• Assist with transaction processing and reconciliation

• Contribute to month-end closing activities

• Help prepare financial statements and reports

• Support identification and resolution of accounting discrepancies and exceptions

• Maintain reconciliation and supporting accounting documentation

** Financial Reporting and Cost Analysis**

• Support financial reporting processes and data collection and verification

• Help prepare required financial disclosures and management reporting packages

• Support compliance with accounting standards and cost accounting policies

• Contribute to cost frameworks and cost models that support business decision‑making

• Assist with product and portfolio cost analysis, including margin analysis and target‑costing support

** Manufacturing Cost Analysis**

• Support cost analysis of semiconductor manufacturing operations and technologies

• Assist with development of cost models for production processes, yield management, and technology nodes

• Help identify manufacturing cost drivers and cost trends

• Contribute analysis that supports manufacturing optimization, capacity planning, and technology investment decisions

• Assist with maintaining and contributing to the Bi‑annual standard cost updates

• Supports and provides insight into MFG variances, PPV, E&O, and Inventory Reconcilations

• Support initiatives aimed at improving manufacturing profitability and cost competitiveness

** Audit Support

• Assist with internal and external audit activities

• Support preparation of audit schedules and documentation

• Help respond to audit inquiries and requests

• Contribute to implementation of audit recommendations

• Document audit support activities

** Cross-functional Support and Knowledge Transfer

• Support accounting interfaces with other departments, including operations, engineering, and supply chain

• Assist with financial communications and information sharing across functions

• Contribute to cross‑functional financial initiatives and process improvement efforts

• Document processes and procedures for knowledge transfer

• Share accounting expertise and support training on specific procedures

• Support adoption of new cost accounting tools, technologies, and digital solutions

** Compliance Requirements

• Adheres to all Company security and confidentiality requirements

• Comply with financial data protection policies

• Follows all accounting standards and financial regulations

• Maintains appropriate documentation of accounting activities

• Completes all required training and certifications

Minimum Qualifications:

• Solid knowledge of accounting principles and practices

• Strong analytical skills and attention to detail

• Experience with accounting software and systems

• High level of accuracy in financial calculations

• Good problem‑solving abilities

• Effective written and verbal communication skills

• Ability to work effectively in team environments

• Advanced Excel and Accounting Software skills

• Flexibility to adapt to changing accounting requirements

• Commitment to financial accuracy and integrity

• Understanding of semiconductor manufacturing processes, technologies, and cost drivers

• Strong communication skills with ability to engage effectively across functions

• Experience with advanced costing methodologies including activity‑based costing and target costing

• Knowledge of ERP systems (SAP Preferred), cost modules, and analytical platforms

Education and Experience

• Bachelor’s degree in accounting, finance, or related field required

• 5+ years of experience in accounting, financial reporting, or related role

• Knowledge of accounting principles and standards

• Experience with accounting systems and financial applications

• Background in technology or manufacturing industry preferred

• 4-6 years of progressive experience in cost accounting, manufacturing finance, or related roles

• Advanced knowledge of semiconductor manufacturing economics and cost structures

** **

The intent of this job description is to describe the major duties and responsibilities performed by incumbents of this job. Incumbents may be required to perform job‑related tasks other than those specifically included in this description.

All duties and responsibilities are essential job functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities.

A reasonable estimate of the pay range for this position is $125,000 - $140,000. There are several factors taken into consideration in determining base salary, including but not limited to: job‑related qualifications, skills, education and experience, as well as job location and the value of other elements of an employee’s total compensation package.

#LI-Hybrid