Electromechanical Power Systems Design-1

I’m developing an electromechanical product whose performance hinges on a well-engineered power system. I need an engineer who can take ownership of everything from initial concept through to verified schematics and simulation results... (Budget: $10 - $80 AUD, Jobs: Circuit Design, Electrical Engineering, Electronics, MATLAB, Matlab and Mathematica, Mechanical Engineering, Simulation, Technical Documentation)