Mark Johnston

Mark Johnston is an experienced IT professional with a strong background in network and systems administration. Since August 2015, Mark has served as a Senior Systems Administrator at NCTA - The Internet & Television Association. Prior to this role, Mark held positions at IDM, Inc. and Versar, where responsibilities included senior systems and network administration. Earlier experience includes managing IT infrastructure for multiple clients at Limeleap Solutions and providing end-user support at American Technology Services, Inc. Mark's career began as a Network Administrator at Save-a-File Systems, focusing on server maintenance, network security, and disaster recovery. Mark holds a Bachelor of Science in Computer Science from Radford University, earned in 2005.