Atos Payment Gateqay integration in SuiteCRM / SugarCRM

Hello, We are a young start-up creating a linking platform in motorized travels. We have a SuiteCRM (based on sugarCRM) almost set-up for a travel linking website. We need to integrate Atos Worldwide solution in the CRM in order our user to generate a payment gateway for the customers. Any quick leads could be gr8 ! Rgds, Clement