Responsible for auditing expense reports, corporate credit card processes, and out-of-pocket expenses against expense management system data and statements. Provides support for travel bookings. Duties include auditing employee expense reports for accuracy and compliance with company Travel & Expense policies, investigating and resolving discrepancies, managing employee inquiries via email and chat, and training new travelers and corporate card users. Also involves maintaining process and user documentation, coordinating with travel partners, and assisting employees with travel-related queries.