Senior Manager, Accounting Operations

OpenAI•San Francisco, CA

2d•Hybrid

About The Position

OpenAI Finance is responsible for ensuring the organization is set up for success in pursuit of its mission to ensure that artificial general intelligence benefits all of humanity. We are seeking a Senior Manager, Accounting Operations to help architect, scale, and operate a world-class controllership function as we continue hyper growth and evolve reporting and compliance needs. This role will own significant portions of the close-to-reporting lifecycle, drive SOX-ready control design and execution, and partner cross-functionally to build a scalable, automated, and audit-ready financial infrastructure. You will operate as a key leader within the controllership organization—balancing hands-on technical accounting execution with strategic process design, while influencing systems architecture, close acceleration, and financial data integrity across the enterprise. This role is ideal for someone who has operated in hyper growth environments, understands what “good” looks like at scale, and has helped teams move from manual, high-touch processes to automated, control-oriented, ERP-driven accounting operations. This role is based in San Francisco, CA. We use a hybrid work model of 3 days in the office per week and offer relocation assistance to new employees.

Requirements

10+ years of progressive accounting experience, including leadership roles in high-growth environments.
Demonstrated experience in both pre-IPO and/or public company accounting environments.
Prior ownership of close, reporting, and controllership processes at scale.
Deep technical expertise in U.S. GAAP, with strong judgment in complex accounting areas.
Proven experience implementing or operating in a SOX-controlled environment.
Strong proficiency in Oracle Fusion ERP (or comparable large-scale ERP systems).
Experience working cross-functionally with Strategic Finance/FP&A, Business Systems, and Technical Accounting teams.
A track record of driving process transformation, automation, and close acceleration initiatives.
Strong leadership experience, including managing teams and/or offshore/outsourced accounting support.
Excellent communication skills with the ability to interface effectively with executive leadership and external auditors.
A CPA (required).

Responsibilities

Lead the end-to-end close and reporting cycle for designated areas.
Prepare and review journal entry, reconciliation, and flux review processes—setting standards, driving quality, and ensuring timely, accurate results.
Own balance sheet integrity, including root-cause analysis of period-over-period movements and remediation of process/control gaps.
Partner with Strategic Finance/FP&A to deliver clear narrative on actuals vs. budget/forecast and improve forecast-to-close connectivity.
Work closely with Business Systems on Oracle workflows and integrations to standardize processes, automate controls, and improve data integrity.
Support accounting execution for acquisitions, system migrations, and new business launches, including close integration planning and readiness assessments.
Design, implement, and own SOX-ready processes and controls..
Manage external audit and advisory interactions for your areas, including PBC execution and issue resolution.
Identify opportunities to automate manual processes, including leveraging AI and system enhancements to streamline accounting and reporting.
Contribute to broader finance transformation initiatives, including system enhancements, standardization, and designing scalable operating models.