Linux System Engineer

Within Earth Holidays; Kuala Lumpur; On-site; MYR 60,000 - 80,000; Full time

Job summary

A leading vacation management company in Kuala Lumpur is seeking a skilled Linux System Engineer to manage, monitor, and maintain production and lab infrastructure. This role involves ensuring system availability, performance analysis, and operational excellence. Candidates should have 3 to 6 years of experience in Linux system administration, familiarity with monitoring tools like Zabbix and HAProxy, and the ability to follow operational processes. Strong documentation skills are also essential for this position.

Qualifications

• 3 to 6 years of hands-on Linux system administration experience.
• Experience managing production systems.
• Experience with monitoring and alerting systems.

Responsibilities

• Validate daily availability of critical services.
• Review security of systems and logs for stability.
• Monitor all production VM health metrics.
• Daily update of infrastructure documentation.
• Create incident reports for outages.

Skills

Zabbix

Datadog

Uptime Kuma

HAProxy

TCP/IP

DNS

firewalls

routing

Bash

Job description

We are looking for a skilled Linux System Engineer to manage, monitor, and maintain our production and lab infrastructure. The role focuses heavily on monitoring, performance analysis, documentation, virtualization platforms (XCP-ng, Proxmox), and operational excellence. You will be responsible for ensuring system availability, identifying early warning signs of incidents, and maintaining accurate infrastructure documentation.

Key Responsibilities

Monitoring & Operations

• Validate daily availability of critical services
• Review for latest updates/patches and install them
• Review security of system, logs and other parameters for server stability
• Review Zabbix performance graphs and detect anomalies
• Verify HAProxy backendynamo health
• Inspect Monitoring panel dashboards for known issues, latency spikes, and recurring errors
• ELK based reporting and problem troubleshooting
• Monitor all production VM health: CPU, memory, disk, I/O, and network usage
• Review Xen/XCP-ng host utilization for all performance parameters
• Respond to Teams alerts and operational messages
• Follow up on pending operational tasks
• Identify abnormal trends and early indicators of incidents
• Correct and enhance Zabbix dashboards with missing key metrics
• Tag and classify VMs properly (production, lab, load, testing)
• Based on all incidents, track issues and report them to concerned departments
• Update documentations on a regular basis based on all changes in network

Documentation & Asset Management

• Daily update of infrastructure documentation
• Maintain free/used IP address records
• Document newly added VMs
• Maintain credential vault records
• Maintain access control lists (weekly)
• Record URL and endpoint changes
• Create incident reports for outages
• Install and maintain monitoring tools

Reporting

• Weekly network bandwidth report for HAProxy
• Weekly hardware utilization report and graphs

Required Skills

Technical Skills

• Monitoring tools: Zabbix, Datadog, Uptime Kuma
• Load balancers: HAProxy
• Networking basics: TCP/IP, DNS, firewalls, routing
• Shell scripting (Bash)
• Log analysis and troubleshooting hairstyle
• Resource monitoring and performance tuning

Soft Skills

• Goodhemer communication via Teams or similar tools
• Ability to follow operational processes

Experience Requirements

• 3 to 6 years of hands‑on Linux system administration
• Experience managing production systems
• Experience with monitoring and alerting systems