Director of Costing Accounting

Direct the cost accounting function across manufacturing, infrastructure, and AI compute operations, leading all cost accounting, inventory, and related activities to ensure accurate costing, capitalization, and cost transparency across training and inference workloads. Design and implement scalable costing models, own month-end/quarter-end closes for cost accounting and inventory, manage cost allocations to products/services/programs, oversee inventory valuation and manufacturing accruals, and ensure SOX-compliant controls. Collaborate with Manufacturing, Supply Chain, FP&A, Deployment, and Engineering to support IPO readiness, external reporting, and unit economics. Partner with Manufacturing and Supply Chain to analyze BOMs, yields, labor, overhead, and supplier pricing; develop budgets and headcount models; manage data center fixed assets and depreciation; develop inference cost allocations and allocate costs across internal R&D, customer contracts, and commercial programs; ensure compliance with GAAP, SOX, and internal policies; support SEC reporting and auditor analyses; provide cross-functional leadership and hands-on execution in a fast-growth environment.