Omnicom is hiring a Finance Operations Analyst for accounts payable in Hyderabad, supporting multiple US offices including Los Angeles, Dallas, New York and Chicago. You will help vendors and staff submit invoices to Omnicom's shared services, keep vendor accounts active in the Ariba vendor management system and troubleshoot vendor setup, review and finalise weekly vendor payment files according to contracts, assist with expense reports, and prepare and post journal entries. The role also includes Sarbanes-Oxley (SOX) testing and keeping financial records accurate. Requirements: 3–5 years of accounts payable experience, preferably with US clients, knowledge of Ariba or similar systems, good Excel and comfort with US-hours overlap.