This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Director, Assistant Controller based in United States. The Senior Director, Assistant Controller will play a critical leadership role in strengthening financial operations and supporting business growth within a dynamic global organization. This position oversees financial close processes, technical accounting initiatives, internal controls, and scalable accounting operations. The role combines strategic leadership with hands-on execution, providing the opportunity to improve systems, automate processes, and build a high-performing finance function. Working closely with finance leadership and cross-functional teams, you will help ensure accurate reporting, operational efficiency, and strong financial governance. The ideal candidate is an experienced accounting leader who thrives in a fast-paced environment and enjoys solving complex financial challenges. This is an opportunity to shape the future of a growing organization by developing scalable infrastructure and driving continuous improvement across accounting operations.