Designs, documents, and enforces segregation of duties across AP and AR (for example, separating vendor and customer master data maintenance, invoice entry, approval, payment release, cash application, and bank reconciliation), and periodically reviews ERP user roles and access for conflicts, partnering with IT and Accounting leadership to remediate. Assigns and prioritizes daily work across AP and AR, balancing transaction volume, aging items, payment deadlines, deduction activity, and cash application, while monitoring workload distribution, staffing capacity, and cross-training needs to ensure business continuity and service-level performance.