US Based Professional working in Utilities or Infrastructure needed for App review

I am looking for US based professionals working in Utilities and Infrastructures like Water, Gas, Telecommunication,etc.industry, to review a data security application for me. HERE ARE THE QUESTIONS I NEED ANSWERS TO: 1... (Budget: $30 - $250 USD, Jobs: Aeronautical Engineering, Aerospace Engineering, Environmental Engineering, Environmental Science, Epidemiology, Geospatial, Scientific Research, Telecommunications Engineering, Thermal & Environmental Testing, Water Treatment)