Senior Linux System Admin | Automation & Security

TALENT XPERTS PTE. LTD.; Singapore; On-site; SGD 67,000 - 100,000; Full time

Job summary

TALENT XPERTS PTE. LTD. is seeking a Linux System Administrator to manage enterprise Linux infrastructure in Singapore. You will ensure server stability, security, patching, monitoring, and compliance while supporting cross-functional teams.

The role emphasizes automation via Bash scripts, incident response, and collaboration with IT operations to maintain high availability for critical services.

Qualifications

• Experience with enterprise Linux administration in production environments.
• RHCSA/RHCE or equivalent certifications are advantageous.
• Hands-on experience with security hardening and vulnerability remediation.

Responsibilities

• Install, configure, administer, and maintain Linux servers (RHEL and others).
• Perform day-to-day Linux administration, including user/group management and system configuration.
• Manage provisioning, upgrades, migrations, and decommissioning of servers.
• Patching, vulnerability remediation, and CIS compliance activities.
• Monitor server performance and troubleshoot incidents.
• Develop and maintain automation scripts to reduce repetitive tasks.
• Support disaster recovery and backup validation as part of DR drills.
• Collaborate with Database, Network, Security, and Cloud teams.

Skills

Linux administration

RHEL

Bash scripting

systemd

RPM/YUM/DNF

LVM

NFS

SSH

DNS

LDAP/Kerberos

patching

security hardening

Education

Diploma/Degree in Computer Science/IT/Engineering

Tools

VMware/Nutanix

AWS or cloud platforms

Ansible/automation tools

monitoring platforms

CyberArk

backup technologies

enterprise schedulers

Job description

TALENT XPERTS PTE. LTD. is seeking a Linux System Administrator to manage enterprise Linux infrastructure in Singapore. You will ensure server stability, security, patching, monitoring, and compliance while supporting cross-functional teams.

The role emphasizes automation via Bash scripts, incident response, and collaboration with IT operations to maintain high availability for critical services.