Joseph Grinvalsky

Joseph Grinvalsky is an experienced Applications Engineer currently working at Nel Hydrogen USA, a position held since June 2016. Prior to this, Joseph operated as an Internet Auction Sales Specialist from May 2002 to April 2023, successfully conducting over 800 auctions with zero unsatisfied customers. Previous roles include Application Specialist at Proton OnSite, Technical Sales Engineer at Atlantic Ventilating and Equipment Company, Telesales Consultant at Verizon Wireless, Systems Retention Agent at Pitney Bowes, and Technical Sales Engineer at Manufacturers Service Company. Joseph began a career in healthcare as a Senior Patient Escort Aide at Bridgeport Hospital. Joseph holds a Bachelor of Science degree in Mechanical Engineering from the University of Bridgeport.