Manage and review U.S. sales and use tax compliance processes, including return reconciliations. Maintain and optimize Avalara tax engine settings, mapping, and data integrity across platforms. Monitor state and local tax law changes and assess potential impact on the business. Perform tax research and provide guidance to internal teams on indirect tax issues. Assist with audits and respond to inquiries from taxing authorities. Support month-end and year-end indirect tax reconciliations and reporting. Collaborate with cross-functional teams to improve tax determination and documentation processes. Contribute to special projects and initiatives within the tax function, including system upgrades, process automation, and international tax expansion (including VAT).