Administrative Assistant III

Manage expense submissions for multiple stakeholders, including complex travel-related reimbursements, split expenses, and exception handling. Liaise with A/P and Finance to troubleshoot rejected claims or delayed payments, ensuring timely resolution with minimal direction. 

Oversee the administrative side of vendor onboarding and transaction tracking. Monitor POs, invoice statuses, COI renewals, and wire transfers. Escalate issues directly with Procurement or Finance, follow up on delays, and keep stakeholders informed with summary reports or dashboards. 

Prepare operational reports, tracker summaries, and internal dashboards based on stakeholder needs. Maintain and update department-specific data sets, ensuring accuracy and timeliness. Present findings using charts, visuals, or pivot tables where applicable. 

Utilize multiple systems including Oracle...