The successful Vendor shall be certified to do business in Virginia, and demonstrate experience in project management, emergency vehicle preemption and transit priority systems, and traffic signal systems. The Vendor shall designate for this contract a project manager, who will be the point-of contact to make decisions or provide coordination, as may be requested by the VDOT, county and agencies. The project manager shall demonstrate competency in all aspects of the type of service covered by this contract and a general knowledge of issues, policies and procedures. At a minimum, the project manager shall have obtained INSA Traffic Signal II certification.