Billing, collections and purchasing

We need an experienced person to do our daily billing from ConnectWise software. Follow up with our existing client base regularly for past due invoices and send out statements. This person will also create PO's inside of QuickBooks and send them to our suppliers. We are a small group of IT professionals and need someone who has excellent work ethics, strong US English skills both written and verbal. This is a long term contract for the right person. A strong resume with references is required. Experience in the IT industry is also required since the terminology is unique.