Senior Cost Accounting Manager (Sunnyvale)

Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. Our novel wafer-scale architecture provides the AI compute power of dozens of GPUs on a single chip, with the programming simplicity of a single device. This approach allows Cerebras to deliver industry-leading training and inference speeds and empowers machine learning users to effortlessly run large-scale ML applications, without the hassle of managing hundreds of GPUs or TPUs. Cerebras' current customers include top model labs, global enterprises, and cutting-edge AI-native startups. OpenAI recently announced a multi-year partnership with Cerebras, to deploy 750 megawatts of scale, transforming key workloads with ultra high-speed inference. Thanks to the groundbreaking wafer-scale architecture, Cerebras Inference offers the fastest Generative AI inference solution in the world, over 10 times faster than GPU-based hyperscale cloud inference services. This order of magnitude increase in speed is transforming the user experience of AI applications, unlocking real-time iteration and increasing intelligence via additional agentic computation.About The RoleThe Senior Cost Accounting Manager will thrive in a fast-paced, dynamic environment supporting both Finance and Operations. This role requires excellent communication skills, strong computational and analytical ability, and the capacity to quickly derive insights from high volume manufacturing and inventory-related transactions. The ideal candidate is proactive, detail-oriented, and comfortable owning end-to-end cost accounting processes. This is a high visibility role working closely with leaders in Supply Chain, Procurement and Finance.ResponsibilitiesCost Capitalization & AllocationsAssess, capitalize, and allocate inventory rebates.Evaluate and allocate wafer manufacturing yield losses.Capitalize operational costs and manufacturing overhead, ensuring accurate classification for variance analysis.Book monthly facilities allocations.Accrue and capitalize freight and tariff costs monthly.Inventory Accounting & ReconciliationsPrepare monthly inventory reconciliations and post all related journal entries.Record and reconcile inventory-in-transit accruals.Ensure proper inventory classification across Raw Materials (RM), Work-in-Process (WIP), and Finished Goods (FG).Coordinate physical inventory counts with Operations and external auditors.Optimize and drive efficiency and accuracy in the accounting close process for inventory and other manufactured assetsManufacturing & COGS AnalysisTrack and analyze FG movements to ensure correct accounting for COGS, RMAs, RMA replacements, and internal deployments to PPE.Review COGS transactions for completeness and accuracy.Perform gross margin flux analysis and partner with Operations to investigate key drivers.Audit & Cross-Functional SupportSupport internal and external audit requests related to inventory and cost accounting.Collaborate with Operations to validate inventory movements, yields, and system accuracy.Support inventory count validations working cross functionally with operations.Skills And Qualifications Bachelor's degree in Accounting, Finance, or related fieldCPA or CMA required with knowledge of GAAP, inventory accounting, costing methodologies, and fixed assets.7+ years of progressive cost accounting experience in manufacturing, hardware, or infrastructure-intensive environments. Up to 3 years of Big 4 early career experience will be viewed favorably.Strong experience with NetSuite and advanced Excel skills.Personal AttributesThrives in fast-paced, high growth, high-ambiguity environments.Ability to work with high volumes of unstructured data and create appropriate data structures to provide insightsAble to think systematically and optimize processes.Able to ramp quickly, identify gaps, and take ownership.Hands-on, detail-oriented, and execution-focused.Strong cross-functional communicator with sound judgment.Why Join CerebrasPeople who are serious about software make their own hardware. At Cerebras we have built a breakthrough architecture that is unlocking new opportunities for the AI industry. With dozens of model releases and rapid growth, we've reached an inflection point in our business. Members of our team tell us there are five main reasons they joined Cerebras:Build a breakthrough AI platform beyond the constraints of the GPU.Publish and open source their cutting-edge AI research.Work on one of the fastest AI supercomputers in the world.Enjoy job stability with startup vitality.Our simple, non-corporate work culture that respects individual beliefs.Read our blog: Five Reasons to Join Cerebras in 2026.Apply today and become part of the forefront of groundbreaking advancements in AI!Cerebras Systems is committed to creating an equal and diverse environment and is proud to be an equal opportunity employer. We celebrate different backgrounds, perspectives, and skills. We believe inclusive teams build better products and companies. We try every day to build a work environment that empowers people to do their best work through continuous learning, growth and support of those around them.This website or its third-party tools process personal data. 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