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Senior Cost Accountant

Sierra Wireless

Sierra Wireless

Accounting & Finance
Alhambra, CA, USA
USD 130k-147k / year
Posted on Apr 8, 2026

Location: Alhambra, CA

Work Arrangement: On Site

Position Summary: The Cost Accountant will be responsible for developing, implementing and/or maintaining a standard cost accounting system. They will prepare journal entries; maintain and reconciles ledger accounts, collect data, allocate costs and prepare reports on labor, equipment, depreciation, assembly or other operating expenses, ensuring that established procedures are followed. They will also be responsible for preparing financial statements and variance reports as requested.

Key Responsibilities:

Accounting and Financial Reporting

  • Review standard material, labor, subcon fees and overhead costs

  • Prepare journal entries and reconcile inventories to balance sheet

  • Analyze gross margin, other cost of sales, inventory trends and turnover ratios, and production yield data

  • Prepare audit schedules and footnote disclosures

  • Support business unit and manufacturing groups with cost, manufacturing and inventory analysis.

  • Support on HC and other COGS/Mfg Variance P&L Forecast in Adaptive.

  • Assist in complying with Sarbanes-Oxley documentation and internal control requirements

Inventory Accounting and Control

  • Work with Manufacturing to plan and conduct physical inventories

  • Reconcile physical inventories to SAP systems for applicable locations

  • Validate vendor reconciliations performed by our logistics group and follow-up as required

  • Understand and monitor inventory movements and the impact on the P&L

Reporting and Analysis

  • Validate GAAP and non-GAAP P&L results by performing detailed analysis of ‘cost of sales’

  • Support Product/Customer margin analysis by reviewing, correcting and reconciling SAP transactions that drive detailed corporate and business unit P&L reporting. Reconciliation involves detailed analysis of business activity by P&L account, profit center and company code

  • Support the analysis of variances incurred during production and purchasing activities by reviewing production order variances and PPV

Business Process

  • Ensure timely completion of month-end process for settlement of production orders and/or the review of production orders prior to settlement

  • Support the maintenance material cost updates, activity and overhead rate updates

  • Support the process of updating standard costs for new parts and the annual cost roll

Minimum Qualifications:

  • B.S. degree in Accounting, Information Systems, Finance, or related field

  • 6+ years professional cost accounting experience in manufacturing environment (experience in semiconductor industry or similar electronics manufacturing environment preferred)

  • Strong understanding of the manufacturing process from raw to finished goods and cost of sales

  • Experience in large ERP systems (SAP environment preferred)

  • Understanding of Sarbanes-Oxley (SOX)

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 $130k - $147k. 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.

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