IT System Administrator (Cloud Infrastructure)

Mô tả Công việc
1. Infrastructure System Administration (On-Premises & Cloud):
• Design, implement, manage, and operate server systems (including virtualization software, Linux & Windows OS), centralized data storage (SAN, NAS, Object Storage), and IT infrastructure equipment at data centers (both on-prem and cloud).
• Develop and execute regular inspection and maintenance plans for servers, storage, and infrastructure equipment.
• Monitor system performance and availability using specialized monitoring tools.
• Coordinate with cross-functional teams to resolve incidents and ensure service continuity.
• Propose solutions to optimize system performance and operational efficiency.
2. Core IT Services Administration:
• Deploy, manage, and optimize platform services such as Web services (Nginx, IIS, Apache), Mail services (Zimbra, Exchange), DHCP, DNS, Microsoft CA, and Windows Active Directory.
• Manage and operate cloud-based services including Microsoft 365, Azure AD, AWS, etc.
• Provide consultation to optimize software licensing and subscription costs.
• Participate in IT infrastructure projects as a subject matter expert.
3. Backup & Disaster Recovery Planning:
• Develop and implement backup and disaster recovery plans for server systems and data storage.
• Collaborate on DR testing activities to ensure system recoverability.
4. Documentation & Operational Guidelines:
• Supervise and directly develop operation manuals and technical SOPs for server systems, centralized storage, and platform services.
• Conduct quarterly reviews of operational procedures and guidelines.
• Draft, update, and guide the execution of SOPs for system operation.
5. Training & Knowledge Development:
• Design and deliver technical training programs aligned with the company's development roadmap.
• Conduct internal and cross-departmental technical training and knowledge-sharing sessions.
• Research and stay current with emerging technologies and infrastructure trends.