Key Responsibilities

• Administer, maintain, and support enterprise Linux environments to ensure 24x7 service availability.
• Manage and optimize container platforms including Kubernetes, OpenShift, and VMware Tanzu.
• Provide L1, L2, and L3 technical support for infrastructure and platform-related incidents.
• Perform server installations, upgrades, patching, maintenance, and system hardening activities.
• Develop and maintain automation scripts and tools to improve operational efficiency.
• Implement infrastructure automation using Ansible and other configuration management solutions.
• Monitor system performance, capacity utilization, and availability, recommending improvements where necessary.
• Troubleshoot and resolve infrastructure, platform, and performance-related issues.
• Build and maintain physical servers, virtual machines, and cloud infrastructure environments.
• Manage VMware, AWS, and virtualized server environments.
• Collaborate with cross-functional teams to enhance deployment processes and operational workflows.
• Participate in disaster recovery testing and business continuity planning exercises.
• Support scheduled maintenance activities, weekend changes, and on-call rotations.
• Maintain documentation and ensure compliance with operational standards and best practices.
• Contribute to infrastructure scalability, security, and stability initiatives.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or a related discipline.
• 8-10 years of experience in Linux system administration and cloud infrastructure support.
• Strong expertise in Red Hat Enterprise Linux across physical and virtual environments.
• Hands-on experience with Kubernetes, OpenShift, Tanzu, or similar container orchestration platforms.
• Proven experience deploying and managing physical and virtual servers.
• Solid understanding of cloud platforms such as AWS and Azure.
• Strong automation skills using Ansible or equivalent tools.
• Proficiency in scripting languages such as Shell, Python, or Perl.
• Experience managing enterprise server hardware and infrastructure architectures.
• Excellent troubleshooting, analytical, and problem-solving skills.
• Strong communication skills in both English and Chinese.
• Ability to work independently and effectively in a fast-paced production environment.

Preferred Qualifications

• RHCE, RHCT, or other Linux-related certifications.
• Knowledge of Microsoft Windows Server administration.
• Experience with Veritas Cluster Server and Veritas Storage Foundation.
• Familiarity with enterprise tools such as BigFix, OneView, ITRS, ServiceNow, SCOM, and CyberArk.
• Understanding of VMware virtualization and SAN technologies.
• Experience with Docker and container technologies.
• Exposure to enterprise database and clustering environments is advantageous.