AUDIO BOARD PCB DESIGN

Hello, I am looking for an Experienced Professional Engineer that Can Design an Audio Board for me. For this Audio Board I have Chosen a TI PCM4104 My requirements are: 1) 4 TRS Audio Outputs ( L + R Stereo, 3 + 4 Assignable) 2) Headphone 3) Audio Signal must be routed via USB 4) Must Provide Drivers/Firmware for Linux 5) Must Provide BOM 6) Must Provide Working prototype System Design: Determine the over-all structure of the Audio Board Design; plan of attack. The design as proposed may consist of: • A set of documentation consisting of schematic and PCB layout accurately describing, and enabling the reproduction of, the reference design. • A set of software source code files from which the processor object file can be generated. ( if any ) • An object file directly suitable for device programming. ( if any ) • A document providing a detailed description of the software and hardware designs. • Balanced Signal is not required. ( can be done later in development ) • Ground Isolation is required. Please note that this is work for Hire and Project must be done under Contract we will keep all the rights to the Project. NDA Will be required. Please Find attached Document for more Info