Cost Accountant III

We are seeking a highly skilled and experienced Cost Accountant III to join our dynamic finance team and support strategic decision‑making through accurate cost analysis and reporting.

• Medical (free employee only coverage and low‑cost options available)
• Dental, Vision, Prescription
• Life and AD&D Insurance
• Company Sponsored 401k with Employer Match
• Employee Assistance Program
• Wellness Program
• Tuition Reimbursement
• Employee Discounts
• 8 Paid Holidays plus closed (with pay) for a week during the winter break!
• 15 days per year accrued Vacation/Sick time. Accrued time is available to use immediately!

Location:

Renton, WA

• Review, perform analysis and report on inventory, profit margins, fixed costs, and variable costs.
• Maintain cost standards and analyze variances between actual and standard costs.
• Ensure financial reporting accuracy and compliance with accounting standards.
• Support budgeting, forecasting, and long‑term planning of manufacturing costs, while providing actionable insights into cost reduction opportunities.
• Support month‑end closings and audits.
• Conduct routine reviews of internal procedures, identify process gaps and perform risk assessments for cost accounting functions.
• Support Epicor ERP enhancements and serve as a liaison between accounting, IT/ERP teams, and cross‑functional leaders.
• Identify and lead process improvement initiatives focused on efficiency and cost controls.
• Provide training and maintain documentation on finance processes and best practices.
• Support ad‑hoc and data requests.

• Excellent verbal and written communication skills.
• Thorough understanding of accounting procedures and Generally Accepted Accounting Principles (GAAP).
• Advanced analytical and organizational skills, with close attention to detail.
• Ability to manage confidential information and demonstrate professional and ethical behaviors.
• Ability to work with large amounts of data from disparate sources and ensure accuracy and integrity of financial and operating numbers.

• CPA preferred but not required.
• Understanding of lean manufacturing or Six Sigma principles is a plus but not required.

• Bachelor’s degree in Accounting, Finance, or related field.

• 5+ years of cost accounting experience in a manufacturing or industrial environment.
• Demonstrated experience in analyzing operational and program costs, investigating variances, and providing insights for decision‑making.
• Proven track record of working cross‑functionally with Operations, Finance, and Executive teams.
• Experience in process improvement and automation of financial reporting.

• Proficient in Microsoft Office Suite with advanced proficiency in Microsoft Excel.
• Prior experience utilizing an ERP system required, Epicor experience preferred.
• Experience with Data Visualization and Reporting tools (Power BI, Tableau) is a plus but not required.

• Prolonged periods sitting at a desk and working on a computer.
• Shared work spaces with other employees.

• Ear Plugs - Ear Muffs
• Full Face Shield
• Gloves (Latex, Rubber, Chemical Resistant, General Duty)
• Protective Apron
• Respirator
• Safety Glasses - Safety Goggles

This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities and activities may change, or new ones may be assigned at any time with or without notice.

For over 30 years SEKISUI Aerospace has been designing, testing, and manufacturing composite products for the aerospace industry. With complete customer satisfaction as our focus and through the relentless efforts of our skilled employees, SEKISUI Aerospace has achieved and continues to maintain an unequaled level of performance. Our consistent delivery of high‑quality products demonstrates our intent, integrity, and dedication to our customers and to our reputation as a manufacturer.

We will continue to insert intelligent automation into our manufacturing facilities, which will continue to drive the future of flight well into the next century.

Learn more about us here:

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