Senior IT Specialist (Infrastructure)

The Senior IT Specialist is responsible for the day-to-day operations, maintenance, and continuous improvement of Skechers Thailand’s IT infrastructure. This role serves as the primary technical resource for infrastructure systems, application support, and IT operations — ensuring reliability, security, and performance across all systems and locations. KEY RESPONSIBILITIES 1. Infrastructure Management (Primary Focus) Oversee, manage, and monitor all aspects of the company’s IT infrastructure including servers, network systems, cloud services, storage, and security solutions. Ensure system performance, availability, scalability, and security across all infrastructure components. Perform daily system operations: health checks, performance monitoring, backup verification, and user account management. Plan and execute installation, configuration, migration, upgrades, and ongoing maintenance of infrastructure hardware and software. Provide backup and onsite support for infrastructure operations when required. Conduct root cause analysis on recurring incidents and recommend long-term improvements. 2. Technical Support & Troubleshooting Troubleshoot infrastructure and system issues with timely, effective, and permanent resolutions. Classify, assess, and prioritize incidents and change requests based on business impact. Collaborate with internal teams and external vendors to test and deploy fixes, patches, and updates. Formulate clear action plans to resolve issues within defined SLAs. 3. Application Support (Secondary Focus) Provide L1–L2 application support by coordinating with business users and application vendors. Analyze, investigate, and maintain business applications using SQL or other technical tools. Support deployment and configuration of application updates, enhancements, and integrations. Maintain documentation including Functional Specs, Technical Specs, and User Guides. 4. Process Improvement & Documentation Continuously improve operational processes to enhance service quality, reliability, and efficiency. Prepare and maintain technical documentation, SOPs, configuration guides, and user manuals. Report critical issues, recurring incidents, and risk areas to management with recommended actions. 5. Additional Responsibilities Provide IT support for company events, new store openings, and other business activities. Manage vendor relationships, coordinate procurement, and review quotations for IT equipment and services. Perform other IT operations and infrastructure duties as assigned by Head of IT. REQUIREMENTS Diploma or Bachelor’s degree in IT, Computer Engineering, Computer Science, or related field. Minimum 3 years of hands-on experience in IT infrastructure operations. Experience in retail, fashion, FMCG, or multi-branch company environments is strongly preferred. Good command of English Technical Skills (Must-Have) Windows Server administration: Active Directory, Group Policy, DNS, DHCP Network infrastructure: Firewall (FortiGate preferred), Switches, VLAN, Wi-Fi/AP management Virtualization: VMware Backup & recovery solutions: Veeam or equivalent Microsoft 365 / O365 administration: Exchange Online, SharePoint, Teams, Azure AD Technical Skills (Nice-to-Have) Cloud platforms: AWS or Microsoft Azure (basic to intermediate) Azure infrastructure management: Azure Virtual Machines, Azure Virtual Network, Azure Active Directory, and Azure resource provisioning Azure Blob Storage: managing storage, containers, access tiers, lifecycle policies, and SAS/access key management POS system support or retail branch IT experience ITSM / ticketing system experience (e.g., Manage Engine, ServiceNow)