Assistant Controller - Aerospace Manufacturing

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Exempt FTR Finance Renton, WA, US

Salary Range
: $100,000 - $140,000 annually DOE

SEKISUI Aerospace is seeking a highly motivated Assistant Controller/Accounting Manager to join our finance team.

The ideal candidate is hands‑on, detail‑oriented, and thrives in a fast‑paced environment, with a strong foundation in core accounting and process improvement.

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.

• Medical (free employee-only coverage and low-cost options available)
• Life and AD&D Insurance
• Company-sponsored 401(k) 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!
• Generous PTO

The Accounting Manager / Assistant Controller is responsible for the day‑to‑day leadership of the accounting function, ensuring accurate financial records, effective execution of the monthly close process, and efficient operation of core accounting activities.

Working closely with the Controller, this role helps maintain a strong control environment, drives process improvements, develops accounting talent, and supports the scalability of the finance organization. The Assistant Controller serves as the operational leader of accounting and acts as the primary backup to the Controller.

• Lead daily accounting activities, including general ledger, accounts payable, accounts receivable, fixed assets, and expense reporting.
• Manage the monthly closing process and ensure timely completion of reconciliations, journal entries, and reporting requirements.
• Maintain accurate accounting records and support financial statement preparation.
• Execute and monitor internal controls and accounting procedures.
• Support audit activities, compliance requirements, and regulatory reporting.
• Assist with accounting policy implementation and process documentation.
• Ensure adherence to established accounting standards and company policies.

• Identify opportunities to improve accounting efficiency, accuracy, and scalability.
• Support ERP enhancements, workflow improvements, and automation initiatives.
• Drive standardization and continuous improvement across accounting processes.
• Serve as acting Controller when required.
• Support treasury activities, financial reporting, audit coordination, and executive information requests.
• Participate in finance leadership discussions and special projects.

• Provide day‑to‑day leadership and coaching to accounting staff.
• Develop team capability through training and cross‑functional exposure.
• Support performance management and career development activities.

• Bachelor’s degree in accounting or finance required.
• CPA or CPA‑track strongly preferred.
• 5‑8+ years of progressive accounting experience.
• Manufacturing accounting experience preferred.
• Prior supervisory or team leadership experience preferred.
• Experience with ERP systems, preferably Epicor.
• Strong understanding of financial reporting, general ledger accounting, internal controls, and month‑end close processes.

• Strong technical accounting expertise.
• Internal controls and compliance experience.
• Leadership and organizational development.
• Financial systems and process improvement.
• Excellent communication and executive presentation skills.

While performing typical duties of this job,…