PR/120068 | IT System Administrator (Azure)

Our client is a well-established international organization with operations in Thailand, seeking an experienced IT System Administrator to support and enhance its enterprise infrastructure. This role is ideal for professionals who enjoy working across cloud, virtualization, network, and server technologies in a dynamic environment.

Position Overview

The IT System Administrator will be responsible for managing and maintaining the organization's IT infrastructure across both on-premises and cloud environments. The role focuses on ensuring system stability, security, performance, and business continuity while supporting infrastructure projects and continuous improvement initiatives.

Key Responsibilities

• Administer and support enterprise IT infrastructure, including servers, networks, virtualization platforms, and cloud services.

• Provide advanced troubleshooting and resolution for complex infrastructure-related issues.

• Manage and maintain network environments, including switches, firewalls, and VPN connectivity.

• Administer virtualization platforms, including provisioning, performance optimization, and capacity planning.

• Manage Microsoft server technologies, including Active Directory, DNS, DHCP, Group Policy, and related services.

• Deploy, configure, and maintain Microsoft Azure resources, including virtual machines, networking, and identity services.

• Support hybrid infrastructure environments integrating on-premises systems with Microsoft Azure.

• Monitor system performance, conduct patch management, and perform preventive maintenance to ensure high availability.

• Collaborate with internal stakeholders and external vendors on infrastructure projects, upgrades, and technical issues.

• Contribute to infrastructure design, security improvements, and IT governance initiatives.
  Maintain technical documentation, operational procedures, and knowledge-sharing materials.

• Develop process automation and workflow solutions using Microsoft Power Platform (advantageous).

   

Requirements

Essential Qualifications

• Bachelor's Degree in Computer Science, Information Technology, or a related discipline.

• 3–5 years of experience in System Administration, Infrastructure, or IT Operations roles.

• Experience managing Microsoft Azure environments, including:

  • Azure Virtual Machines

  • Virtual Networking (VNet, VPN)

  • Microsoft Entra ID (Azure AD)

  • Core cloud infrastructure services

• Hands-on experience with enterprise network administration, including firewalls, switches, and VPN technologies.

• Strong experience with VMware environments (ESXi, vCenter).

• Strong knowledge of Microsoft Server technologies: Active Directory (AD DS), DNS, 
  DHCP, Group Policy

• Basic Linux administration knowledge.

• Strong analytical and problem-solving skills.

• Good communication skills in English.

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