Establish and maintain clear workflow ownership, service expectations, handoffs, and escalation paths across assigned portfolios and operational activities; monitor workload, turnaround times, outstanding items, and process dependencies, and proactively rebalance work or escalate capacity and delivery risks as needed. Partner with GCC and Shared Services to coordinate delegated activities and handoffs; review output quality and completeness; resolve exceptions; and ensure timely follow-up for invoice approvals, vendor payments, affidavits, revisions, and related billing support across the assigned portfolio.