CLEAN VEHICLES AND CLEAN FUELINGS STATIONS General Summary GTI, a leading research and development organization serving energy markets, has an excellent opportunity for an Engineer in our Transportation and Advanced Energy Systems Group.  The position will focus on performing research and management of projects in the low-carbon, clean, transportation and advanced energy technologies areas. Project activities will be specifically related to compressed natural gas (CNG), hydrogen, and electric vehicles and fueling stations as well as renewable natural gas (RNG) production and utilization. Key activities will include performing research and designing test systems, hands-on implementation, proposal writing, being a liaison betwe