Sr. Cost Accountant

Carbon Robotics • Seattle, WA

7h • $130,000 - $150,000

About The Position

As a detail-oriented Sr. Cost Accountant at Carbon Robotics you’ll play a critical role in owning and executing all cost accounting activities for the business. This role is hands-on and critical to maintaining accurate product costing, inventory valuation, and margin integrity in a manufacturing environment.

Requirements

• Bachelor’s degree in Accounting, Finance, or a related field
• 5+ years of cost accounting experience in a manufacturing or assembly environment
• Strong understanding of standard costing, variance analysis, and inventory control
• Experience working with NetSuite (ERP), Arena (PLM), Tulip (MES)
• Proficient in Excel and financial modeling
• Detail-oriented with strong analytical and problem-solving skills
• Excellent communication skills with the ability to collaborate across teams and locations

Nice To Haves

• CPA, CMA, or equivalent certification is a plus

Responsibilities

• Own end-to-end cost accounting, including standard costing, inventory, WIP, COGS, reserves, and reconciliation
• Maintain, roll, and validate costs: ensure accuracy of BoMs, routing, labor, and overhead rates
• Lead monthly and quarterly cost close, including manufacturing variances and inventory accounting
• Perform detailed variance analysis (PPV, material usage, labor efficiency, overhead absorption) and communicate root causes
• Partner with manufacturing, supply chain, and field operations teams to track cost drivers and identify opportunities for improvement
• Ensure inventory controls and accurate valuation across warehouses
• Partner with FP&A on budgets, forecast, and long-range cost planning
• Ensure compliance with U.S. GAAP and internal controls; support audits as required
• Prepare executive-level reporting and ad-hoc analyses for leadership

Benefits

• Competitive salaries
• Pre-IPO Stock Options
• Fully-paid medical, dental, and vision insurance premiums for you and all dependents
• Choice of PPO or HDHP/HSA
• Virtual Care - Doctor on Demand
• Employee Assistance Program
• Mental Health HRA
• Restricted Healthcare Travel support
• Menopause Support
• Life Insurance
• Long Term Disability
• Flexible PTO
• 401(k) plan
• Pet Insurance
• Commuter Benefits

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level