Administer network and server infrastructure, and providing technical support to 250 total users in 6 locations world-wide. Maintenance of the WAN and LAN systems, including installing, diagnosing, repairing, maintaining, and upgrading software & hardware equipment while ensuring network connectivity and optimal performance. Managed new install projects for servers, desktops, network infrastructure upgrades. Thru corporate acquisition assisted in several MS Active Directory domain migrations and MS Exchange implementations.