Tassos Golnas is a Technology Manager for the Photovoltaics team, joining the Solar Energy Technologies Office (SETO) in April 2016. His primary focus is PV system modeling, performance, monitoring, and reliability. His interests include the applications of machine learning in solar and solar power forecasting as a means for cost-effective integration of PV in the electric grid. Previously, he consulted for the World Bank Group. His solar career began at SunEdison in 2008 as a New Technologies Analyst. He later became the Senior Manager of the Energy Analytics Group, which developed algorithms for event detection, power forecasting, and inverter control, and generated analyses on power output variability and system reliability. In 2014, he became the Director of the Performance Analytics Group, which was responsible for all performance reporting, analysis, and optimization. Prior to SunEdison, he worked for seven years in the semiconductor equipment and photonics industries as an R&D manager and engineer.