US Payroll Operations

About the Team OpenAI Finance is responsible for ensuring the organization is set up for success in pursuit of its mission. OpenAI’s Payroll team is responsible for timely and accurate processing of payroll and ensuring compliance with all statutory regulations. About the Role At OpenAI, payroll is not a back-office function — it is mission-critical infrastructure. We are seeking a seasoned US Payroll Operations expert to scale, and continuously improve the payroll and payroll-support ecosystem that serves one of the fastest-growing and most technically sophisticated organizations in the world. 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. In this role, you will: - Process biweekly payrolls for 5,000+ US employees, ensuring accurate and timely payroll delivery for exempt and non-exempt populations while maintaining compliance across federal, state and local regulations. - Support payroll activities related to mergers & acquisitions, including final payroll processing, tax account closures, W-2 reporting, payroll record retention, compliance requirements and payroll integration or wind-down activities. - Lead day-to-day workflows with outsourced payroll/BPO partners to ensure SLAs are met, quality standards are upheld and identify opportunities to improve quality, efficiency...