John Dunn

John Dunn currently serves as Chief Critical Infrastructure Engineer at DataBank, a position held since October 2025. Prior to this role, John worked at Equinix from January 2017 to October 2025, advancing through the ranks from Senior IBX Facilities Engineer IV to Lead Critical Facilities Engineer for Data Centers 3 and 10. Earlier experience includes serving as a Utility Systems Operator at Holyoke Gas & Electric, where responsibilities involved coordinating gas and electric distribution and managing hydro, solar, and natural gas generation units. John began a career in the energy sector with Entergy, where duties as a Nuclear Operator included managing operations at a 1912MWth nuclear power plant and leading a fire brigade team. Educational background includes an advanced degree from Osbourn Park High School, completed in 2004.