Senior Invoice Portal & EDI Specialist (Project Management)

We're seeking a highly experienced Invoice Portal & EDI Specialist to lead and optimize our client billing workflows. This role demands deep familiarity with third-party invoicing portals (e.g., Ariba, Coupa, Taulia) and hands-on experience with EDI processes. The ideal candidate will proactively manage invoice lifecycles, troubleshoot upload issues, and ensure compliance with client-specific billing protocols.

Upload and manage invoices across multiple client portals, ensuring accuracy and timeliness
Oversee EDI invoice transmission, validation, and error resolution
Serve as the primary liaison for portal-related escalations and client billing inquiries
Maintain and update portal credentials, PO references, and client-specific billing rules
Monitor invoice status, rejections, and disputes; initiate corrective actions as needed
Collaborate with finance, commercial, and account teams to ensure alignment with contract terms
Document and improve internal SOPs for portal and EDI workflows