Cloud Service Provider Accounting Manager

About the role

As a Cloud Service Provider (CSP) Accounting Manager at Anthropic, you will own the end-to-end accounting for our cloud service provider expenses, ensuring accurate financial reporting and robust controls as we scale our AI infrastructure. You'll be responsible for the complete lifecycle of CSP cost accounting—from contract review and compliance through accruals, prepaids, commitment tracking, and accounts payable reconciliation. This role requires deep expertise in vendor accounting, strong data and analytical capabilities, and the ability to build scalable processes in a high-growth environment.

You'll partner directly  with the business: Infrastructure, Legal, and Procurement teams to ensure our CSP contracts are properly reflected in our financial systems and that we're capturing costs accurately and in compliance with our agreements. As Anthropic continues to grow rapidly, you'll play a critical role in establishing the financial controls and processes that enable us to manage significant cloud infrastructure investments with precision and confidence.

Responsibilities:

• Own the complete accounting lifecycle for cloud service provider expenses, ensuring accurate and timely recording of all costs

• Review and interpret CSP contracts to ensure proper accounting treatment and compliance with contractual terms

• Design and implement accrual and prepayment processes that accurately reflect the timing and nature of our cloud infrastructure costs

• Track and reconcile commitment-based agreements, ensuring proper recognition and disclosure of our obligations

• Lead accounts payable reconciliation efforts, working with vendors to resolve discrepancies and ensure statement accuracy

• Partner with Procurement and Legal teams on contract reviews, providing accounting perspective on financial terms and implications

• Build scalable processes and controls that can grow with the organization while maintaining accuracy and efficiency

• Develop automated reporting and monitoring systems to provide visibility into CSP spending patterns and trends

• Collaborate with FP&A to support forecasting and budgeting efforts related to cloud infrastructure costs

• Serve as the subject matter expert on CSP accounting matters, providing guidance to cross-functional teams

You may be a good fit if you:

• Have 10+ years of progressive accounting experience, with significant exposure to vendor accounting and contract review

• Are a CPA (or equivalent) with a deep understanding of GAAP and strong technical accounting skills

• Have experience working with cloud service provider cost structures and understand the unique challenges of accounting for consumption-based services

• Possess strong analytical and problem-solving skills, with the ability to dive deep into data to identify issues and opportunities

• Have proven experience building accounting processes and controls in high-growth environments

• Are proficient with modern ERP systems (NetSuite, Workday, Oracle, or similar)

• Can translate complex contractual terms into proper accounting treatment

• Excel at cross-functional partnership and can effectively communicate accounting concepts to non-finance stakeholders

• Thrive in fast-paced environments where priorities can shift quickly

• Have a bias toward automation and process improvement

Strong candidates may also have:

• SQL and BigQuery proficiency, enabling direct data analysis and validation

• Python skills for building automation and analytical tools

• Experience in consumption-based or usage-based business models

• Background combining Big 4 accounting experience with industry roles at technology companies

• Track record of implementing automated reconciliation and reporting solutions

• Experience supporting rapid growth and scaling initiatives

• Familiarity with commitment-based purchasing agreements and their accounting implications