SAP ARIBA CONSULTANT FROM USA

I am looking for an experienced consultant with expertise in SAP Ariba Supplier Management to help with a project. This project will require a great deal of thought and attention to detail, which is why I am looking for an expert. My timeline for the project is greater than 3 months, so the ideal consultant should be able to commit to a long-term engagement. If you think you have the necessary skills and the ability to commit to a project of this length, I would love to hear from you.