Quality Assurance/ User Acceptance Testing Lead: Establishes and enforces acceptance criteria, supports and implements Quality Assurance (QA) and Quality Control (QC) processes, designs and executes pilot evaluations and testing methods, mitigates risk associated with deliverable rejection or rework and ensures all deliverables are met. Working with diverse stakeholders across the IRS, the team will leverage operational analysis, process improvement, workforce planning, change management, performance measurement, and emerging technologies to enhance service delivery, strengthen data security and identity verification processes, optimize staffing and resource allocation, and develop reporting and analytics capabilities that support real-time decision-making.