Sandia Energy > Programs > Renewable Energy > Concentrating Solar Power > Staff > Lonnie Hadden Lonnie Hadden R&D S&G, Mechanical Engineer Biography Lonnie Haden is a software engineer with extensive experience as a system integrator. He uses National Instruments LabVIEW programming language to integrate test and control systems. Education Bachelor of Science, Electrical Engineering, May 1984 Master of Science, Electrical and Computer Engineering, Kansas State University, December 1985