The posting
Key Responsibilities
1. Network Operations & Management
- Configure, maintain, and optimize data center network infrastructure to ensure stability and high availability.
- Manage switches, routers, firewalls, load balancers, and other network devices.
- Monitor network performance and troubleshoot latency, packet loss, traffic anomalies, and connectivity issues.
2. Network Architecture & Maintenance
- Support network architecture design, implementation, and optimization.
- Perform regular network inspections, configuration changes, firmware upgrades, and preventive maintenance.
- Maintain network security, access control, and related configuration standards.
3. Incident Response
- Diagnose and resolve network incidents and service disruptions in a timely manner.
- Conduct root cause analysis and prepare incident reports and corrective actions.
- Support DDoS response, traffic management, and other network security incidents.
4. Documentation
- Maintain network configurations, SOPs, change records, troubleshooting guides, and technical documentation.
- Support continuous improvement of network operation and maintenance processes.
Requirements
- Bachelor's degree or above in Computer Networks, Information Security, Communication Engineering, or related fields.
- 3+ years of network operations, data center, or infrastructure experience.
- Strong knowledge of TCP/IP, OSPF, BGP, MPLS, VLAN, VXLAN, and related network technologies.
- Hands-on experience with network equipment from Cisco, Huawei, H3C, Juniper, Ruijie, or similar vendors.
- Familiar with firewalls and load balancing technologies such as Fortinet, Palo Alto, F5, or Nginx.
- Basic Linux administration skills; Shell or Python scripting experience is preferred.
- Strong troubleshooting and incident response capabilities.
- Good communication and teamwork skills.
- CCNP, HCNP/HCIP, JNCIP, or similar certifications are preferred.
- Experience supporting GPU clusters, HPC, or large-scale data center environments is an advantage.



