NOC Engineer

Responsibilities:

1. Monitoring & Operations (Core Responsibility)

• Provide 24/7 monitoring support for production systems and monitoring dashboards, including platforms such as Zabbix, Prometheus, Grafana, and Huawei Cloud Monitoring.

• Continuously monitor key business metrics (QPS, error rate, response time, success rate) and infrastructure health indicators (CPU, memory, disk, and network usage).

• Perform routine inspections of online systems, data center environments, and network connectivity.

• Maintain shift logs and inspection reports according to operational standards.

2. Alert & Incident Handling

• Respond immediately to alerts received via phone calls, SMS, Microsoft Teams, etc., and perform initial troubleshooting based on SOPs.

• Identify alert severity levels and execute the corresponding response procedures.

• Independently resolve common issues when possible, such as:

o Restarting services

o Cleaning up disk space

o Resource scaling

o Traffic switching

• Escalate unresolved issues to L2 support or development teams following the escalation process, and track incidents until resolution.

• Continuously optimize alert rules to reduce false positives, missed alerts, and alert storms.

3. Daily Operational Tasks

• Handle operational requests through the ticketing system, including:

o Account creation

o Permission requests

o Resource allocation

o Firewall policy changes

o Domain and SSL certificate applications

• Support deployment and release processes, including version releases, rollbacks, and configuration changes.

• Assist SRE, DBA, network, and security teams with routine tasks such as:

o Backup verification

o Slow query checks

o Vulnerability scan follow-ups

• Maintain CMDB asset information to ensure accuracy of servers, IPs, applications, and ownership records.

4. Incident Response & Postmortem

• Act as the first responder during incidents by coordinating communication channels, incident bridges, and status updates.

• Participate in incident review and postmortem meetings.

• Help document timelines and improve SOPs and knowledge base articles.

5. Documentation & Knowledge Management

• Create and maintain operational manuals, emergency response plans, and SOP documentation.

• Prepare weekly/monthly operational reports, including:

o Top alerts

o Incident counts

o Resolution times

o Other operational metrics

Job Requirements:

• Diploma or above in Computer Science, Communications, Networking, or related fields.

• 1–3 years of experience in Operations, NOC, or system monitoring roles (strong fresh graduates are also welcome).

• Familiar with common Linux commands and able to independently perform:

o Log analysis

o Process troubleshooting

o Network connectivity testing

o Disk and memory issue investigation

• Basic understanding of TCP/IP, DNS, and load balancing concepts.

• Able to interpret outputs from tools such as ping, telnet, curl, and tcpdump.

• Familiar with at least one monitoring platform:

o Zabbix

o Prometheus + Grafana

o Nagios

o Alibaba Cloud / Tencent Cloud Monitoring

• Basic operational knowledge of common services and middleware:

o Nginx

o Tomcat

o Redis

o MySQL

(e.g., checking status, restarting services, reviewing logs)

• Basic Shell scripting skills; able to read and make small modifications to scripts.

• Strong sense of responsibility, attention to detail, and ability to work under pressure.

• Willing to work rotating shifts, night shifts, and holiday coverage.

• Good communication skills and ability to stay calm and organized during incidents.

Preferred Qualifications (Plus Points)

• Knowledge of ITIL processes or related certifications.

• Familiar with ITSM/ticketing systems such as:

o Jira Service Management

o ServiceNow

o ONES

o In-house ticketing systems

• Experience with basic Docker/Kubernetes operations:

o Checking Pod status

o Viewing logs

o Restarting services

• Experience supporting large-scale systems (e-commerce, finance, gaming, live streaming, etc.).

• Ability to write small automation tools using Python.

• Relevant certifications such as:

o RHCSA

o HCIA

o Huawei/Cisco networking certifications

o Cloud provider certifications