I have 20 Years experience with Embedded Systems Development in both Hardware and Software for Industrial Oilfield Controls. My career has been in New Product Development as well as Sustaining Engineering for legacy Hardware and Code. Software/Firmware:- Writing Unit Tests for all new code and refactoring legacy code where it interacts with new code so it is testable.- Developed/Implemented new features and bug fixes for the Display on the Advantage VSD (Variable Speed Drive) and the Legacy VSD .- Developed/Implemented Data Logging on the Advantage VSD.- Developed/Implemented driver support for new LCD's in Advantage Display code and the BootLoader.- Maintained and implemented new functional tests to validate the operation of release candidate code and to ensure all previously reported bugs have been fixed.Hardware:- Revised the Advantage Display circuit board to improve reliability, lower cost, accommodate new LCD modules, and identify which LCD is connected at boot.- Designed the Auxiliary I/O circuit Board (Analog and Digital I/O) for the Advantage Variable Speed Drive.- Preformed Sustaining Engineering (finding and qualifying replacement parts) on both Advantage and Legacy product circuit boards.- Generate Gerber files, Bill of materials, and work with contract board manufacturers to get boards built. Make changes to boards to improve manufacturability.- Hands on the tools for 20+ years SMT & Through Hole Soldering.- Trouble Shooting with Logic Analyzers & Scopes.- Debugging Code and Hardware with Background Debuggers, Break Points and serial writes to the console.