After two years working on engineering studies in support of Native American water rights with Natural Resources Consulting Engineers, he joined the University of Asmara in Eritrea, East Africa as an Assistant Professor of Physics in 1993.
During his four years in Eritrea he was one of the founders of the Eritrean national electronic mail system, and moved to the Eritrean Department of Energy in 1995 to help found the research programs in stove efficiency, wind energy resource assessment, and solar energy resource assessment. Then after one year of practical experience working with business and technology in Asia as a technical project manager with a Hong Kong computer networking start-up, he returned to California at the end of 1998.
Robert joined LBNL in 1999 and has been building economic cost/benefit models for energy policy analysis, striving to constantly enhance the accuracy, resolution, detail and speed of the EES policy impact calculations. Additional research has included the environmental benefits of water conservation, and sustainable energy and water development and technology transfer processes in Eritrea, East Africa.