OpenAI Finance is responsible for ensuring the organization is set up for success in pursuit of its mission. OpenAI is building a world-class Treasury function to support our rapid global growth, and we’re hiring a Senior Treasury Operations Manager to run and scale our daily liquidity, payments, and settlement infrastructure. This is a hands-on role for someone who loves accuracy, controls, and operational excellence and wants to help build the core financial plumbing of one of the world’s most important AI organizations. You’ll be the execution backbone of Treasury at OpenAI. You will run our daily cash operations, payment flows, FX and fixed-income settlements, and investment transactions. You will maintain our banking and custody infrastructure, keep reconciliations clean, and operate our Treasury Management System (TMS). As OpenAI grows across products, geographies, and legal entities, you’ll help design scalable processes, strengthen controls, build documentation, and implement automation that makes Treasury faster, safer, and more reliable. This role reports to the Director of Treasury. 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.