Sales and Marketing -- 2

I need some help with selling something. Looking for a knowledgeable and experienced sales expert who can help us sell our product. We are a US based company and we have been targetting the US market. We are a software company that specializes in creating custom solutions to our customers. We use a wide variety of engineering software and data analytics that helps our customer' processes become more efficient saving them time and money. We have a very long list of potential customers but really need someone to close these deals.