Nalco Water, an Ecolab Company, is seeking a talented scientist with expertise in thermal engineering, cooling equipment design and testing to join the Global High Tech R&D team located in Naperville, IL as a Principal Thermal/Mechanical Engineer. The GHT team supports the Light Water business for Data Centers, Microelectronics, and Colloidal Technologies. This role will lead cooling equipment innovation projects for our Data Center portfolio, communicate regularly with the field/customers/busin