3-5 years’ experience in Solutions/Sales Engineering, Solutions Consulting, or Technical Account Management (ideally in FinTech or SaaS). Strong understanding of payment processing (card-present, card-not-present, tokenization, gateways, acquiring). Demonstrated experience producing solution design documents or technical scoping materials. Proven ability to work cross-functionally across technical and non-technical teams. Exceptional communication and documentation skills. Comfortable presenting and demonstrating solutions to varied audiences.