The person with excellent soft skills and presentation skills will get preference over someone purely technical. This person MUST be strong in the presentations/diagrams/communication.
This person must have excellent client facing/soft skills will be speaking to clients, creating diagrams/presentations/etc (using visio/powerpoint)
This position is extremely similar to a pre-sales engineer, but from a design/architect level
This person will be creating/designing the blueprint, then passing to the actual network engineers to build this.