John Yessis P.e. 4a

John Yessis, P.E. 4A, has extensive experience in engineering and training, currently serving as a Trainer at Computer Solutions since September 2016, where responsibilities include instructing users on Windows 10 and Apple OSx and troubleshooting various technical issues. In addition, John has been a Lead Construction Inspector at Savin Engineers, P.C. since May 2009, coordinating significant wastewater equipment upgrades and providing training for operational staff. Previously, John held the positions of President & CEO at Cellular Inspections from June 2000 to July 2008, overseeing cell site construction and maintenance, and Project Engineer at Dvirka & Bartilucci, focusing on wastewater plant operations and design improvements. John’s career also includes a long tenure as Deputy Director of Wastewater Treatment with Westchester County from 1975 to 2000, managing operations at large wastewater plants and serving as Treasurer for the Lower Hudson Chapter. John graduated with a Bachelor of Science in Civil Engineering from New York University in 1970.