System Administrator

Knowledge Computers Pte Ltd; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

Knowledge Computers Pte Ltd in Singapore seeks a core Linux/HPC infrastructure operations professional to keep the compute and operating-system environment healthy and reliable. You will operate compute nodes, support login nodes, manage OS lifecycle, perform configuration management, monitor system health, and troubleshoot OS problems with focus on planned maintenance and approved changes.

Candidates typically have 3+ years of relevant experience, ITIL Foundation, RHCSA, Linux administration,

Qualifications

• 3+ years of relevant experience in Linux/HPC environments.
• ITIL Foundation or equivalent.
• RHCSA or equivalent certification.
• Proficient in Linux administration and shell scripting.
• Experience with configuration management and lifecycle management.

Responsibilities

• Operate and support compute nodes.
• Support login nodes.
• Manage OS lifecycle.
• Perform configuration management.
• Maintain HPC/virtualisation systems.
• Troubleshoot OS/system problems.
• Monitor system health.
• Investigate hardware/OS-related incidents.
• Support planned maintenance.
• Perform approved changes.

Skills

Linux administration

Shell scripting

System troubleshooting

Configuration management

Linux system lifecycle management

Education

RHCSA or equivalent

ITIL Foundation or equivalent

Job description

About the role

This is the core Linux/HPC infrastructure operations role. The role is responsible for keeping the compute and operating-system environment healthy.

Key responsibilities

• Operate and support compute nodes
• Support login nodes
• Manage OS lifecycle
• Perform configuration management
• Maintain HCI/virtualisation systems
• Troubleshoot OS/system problems
• Monitor system health
• Investigate hardware/OS-related incidents
• Support planned maintenance
• Perform approved changes

About you

• ≥3 years relevant experience
• ITIL Foundation or equivalent/higher
• Red Hat Certified System Administrator (RHCSA) or equivalent/higher
• Linux administration
• Red Hat Linux
• System troubleshooting
• Linux system lifecycle management
• Configuration management
• Shell scripting