Full Time Linux Engineer Jobs, Salary up to SGD 6,500 in QUESS SELECTION & SERVICES PTE. LTD. Central Region (Singapore) - Maukerja

Key Responsibilities

• Linux System Administration

• Install, configure, harden, patch, and maintain Linux systems (primarily RHEL-based distributions)

• Perform OS tuning, performance optimization, and capacity planning

• Ensure system security compliance (CIS benchmarks, patching, vulnerability remediation)

• Infrastructure Operations

• Manage Linux systems across development, testing, and production environments

• Provide Level 3 support for Linux-related incidents and issues

• Support high availability and disaster recovery configurations

• Automation & DevOps

• Develop and maintain automation using Ansible, Bash, and Python

• Automate provisioning, patching, and configuration management workflows

• Continuously improve system efficiency through infrastructure-as-code practices

• System Monitoring & Reliability

• Monitor system health, logs, and performance using enterprise monitoring tools

• Troubleshoot system bottlenecks, kernel issues, and application dependencies

• Ensure high system availability and uptime

• Hardware & Platform Support

• Support physical server infrastructure including installation and maintenance

• Coordinate with vendors and internal teams for hardware-related issues

• Documentation & Compliance

• Maintain documentation of system configurations, procedures, and runbooks

• Ensure compliance with internal policies, security standards, and audit requirements

Requirement:

Education & Experience

• Degree in Computer Science, Information Technology, or related field

• Minimum 5+ years of experience in Linux system administration in enterprise environments

• Core Technical Skills

• Strong hands-on expertise in RHEL / Linux (LVM, networking, kernel tuning, system internals)

• Experience with configuration management tools (Ansible preferred)

• Proficiency in shell scripting (Bash) and familiarity with Python

• Experience working in large-scale, production environments

• Additional Skills (Preferred)

• Familiarity with containers (Docker/Kubernetes) is a plus

• Understanding of security hardening and compliance standards

• Red Hat certification (RHCSA/RHCE) is highly desirable

• ITIL certification is an advantage

• Network for Electronic Transfers (Singapore) Pte Ltd.