Certified AV System Design Needed

I’m building out a large, multi-function venue and need a seasoned audio-visual designer to take the lead on every space. The scope covers a banquet hall, multiple conference rooms, a small restaurant, hallways with additional support areas such as a spa, theatre and chapel... (Budget: $25 - $50 USD, Jobs: A/V design, Audio Engineering, AutoCAD, Building Architecture, CAD/CAM, Crestron, Electrical Engineering, Mechanical Engineering)