Don Johnston

Don Johnston is a seasoned professional with extensive experience in instructional roles and leadership within the technology sector. Currently serving as a Contract Instructor at Global IPv6 and Firefly Communications, Don specializes in teaching IPv6 and the Nexus 7000, respectively. As a Cisco Certified Systems Instructor at Global Knowledge, Don has contributed to the education of many professionals since 1997. Additionally, as President of Digital Systems Support, Inc., Don oversees a range of services. Previous roles include consulting for Alexander Howden North America, serving as Director of Product Training at Technical Services National, and working as a Field Service Engineer at KEMCO Office Products. Don also has experience as a Construction Inspector at Tidewater Testing Laboratories. Educational background includes attendance at First Colonial High School from 1974 to 1977.