IT Administrator/Technical Support

Overview

iTeraSource Philippines Corp is looking for an IT Administrator/Technical Support.

Responsibilities

• Manage Systems : Update and troubleshoot Linux (CentOS, Ubuntu, Red Hat) and Windows Server (Active Directory, DNS, DHCP, Group Policy) environments to ensure reliability.
• Support Backend Systems : Maintain iTeraTEL’s backend infrastructure (servers, applications, databases) powering phone and internet services.
• Handle Customer Support : Resolve inbound calls from iTeraTEL’s business customers, troubleshooting phone (Cloud Phone System, SIP Trunking) and internet issues.
• Maintain Networks : Configure TCP/IP, DNS, DHCP, LAN/WAN, routers, and VPNs for secure connectivity.
• Drive Virtualization : Manage virtual machines using VMware vSphere and Microsoft Hyper-V.
• Ensure Security : Apply patches, manage firewalls, and implement backup systems to protect d...