Mark Tizzard

Mark Tizzard is an experienced IT professional with a diverse background in network management, instruction, and consulting. Currently serving as IT Manager for Communications and Field Services at ArcelorMittal Dofasco since April 2015, and previously holding several roles including Network Team Lead and Senior Network Specialist, Mark has a strong expertise in network technologies. In addition to this, Mark has been a part-time instructor and consultant for the Niagara College Computer Systems Technician Program since May 2010, and actively participates as a Program Advisory Committee Member to enhance the curriculum. Prior experience includes roles as a Network / Telecom Analyst at Halton Healthcare Services and a Systems Administrator at Niagara Health System, where Mark played a key role in network and security technologies. Mark began their career at Niagara College with help desk support, following education at the same institution from 2005 to 2007.