System Engineer [Linux/RHEL]

NCS PTE. LTD.; Singapore; On-site; SGD 60,000 - 100,000; Full time

Job summary

NCS PTE. LTD. in Singapore is seeking a detail-oriented System Engineer with expertise in Red Hat Enterprise Linux (RHEL) to design, implement, and maintain robust Linux-based infrastructure for enterprise operations.

The role focuses on performance optimization, automation via shell scripts, storage management, and proactive monitoring to ensure reliability and security across the infrastructure landscape.

Qualifications

• Minimum 3+ years of hands-on Red Hat Enterprise Linux administration and management.
• Strong Linux system architecture knowledge and OS fundamentals.
• Scripting in Bash and automation experience.
• Solid networking knowledge including TCP/IP and configurations.
• Experience with storage, file systems, and LVM.
• Proficient in performance tuning, monitoring, and diagnostics.
• Familiar with configuration management concepts and tools.
• Excellent documentation and problem-solving skills.

Responsibilities

• Design, deploy, and manage RHEL systems and infrastructure.
• Perform system administration tasks including user management and security settings.
• Analyze performance metrics and implement optimization strategies.
• Develop shell scripts and automation to streamline tasks.
• Troubleshoot complex system issues with detailed documentation.
• Configure and manage storage, file systems, and partitions.
• Implement monitoring, logging, and alerting to detect issues proactively.
• Collaborate with cross-functional teams for deployments and infra needs.
• Ensure security hardening and vulnerability assessments are conducted.
• Maintain documentation of configurations, procedures, and decisions.
• Participate in capacity planning and infrastructure upgrades.
• Provide guidance to junior team members and other departments.

Skills

RHEL administration

Linux architecture

Shell scripting (Bash)

Networking fundamentals

Storage management (ext4, XFS, LVM)

Performance tuning

Configuration management

Documentation

Analytical problem-solving

Tools

Docker

Kubernetes

Prometheus

ELK Stack

Grafana

Terraform

CI/CD pipelines

Job description

We're looking for a detail-oriented and analytical System Engineer with expertise in Red Hat Enterprise Linux (RHEL) to join our organization in Singapore. In this role, you will be responsible for designing, implementing, and maintaining robust Linux-based infrastructure solutions that support our enterprise operations. The ideal candidate will demonstrate strong technical acumen, organizational skills, and the ability to optimize system performance while ensuring reliability and security across our infrastructure landscape.

• Design, deploy, and manage Red Hat Enterprise Linux systems and infrastructure across the organization
• Perform system administration tasks including user management, access control, and security configurations
• Analyze system performance metrics and implement optimization strategies to enhance efficiency and reliability
• Develop and maintain shell scripts and automation solutions to streamline operational tasks and reduce manual workload
• Troubleshoot complex system issues and provide timely resolutions with detailed documentation
• Configure and manage storage systems, file systems, and disk partitioning according to organizational standards
• Implement and maintain system monitoring, logging, and alerting solutions to ensure proactive issue detection
• Collaborate with cross-functional teams to support application deployment and infrastructure requirements
• Ensure compliance with security policies and best practices through regular system hardening and vulnerability assessments
• Maintain detailed documentation of system configurations, procedures, and architectural decisions
• Participate in capacity planning and infrastructure upgrades to support business growth
• Provide technical support and guidance to junior team members and other departments

Qualifications

Required Skills and Experience:

• Minimum 3+ years of hands-on experience with Red Hat Enterprise Linux administration and management
• Strong proficiency in Linux system architecture, kernel concepts, and operating system fundamentals
• Demonstrated expertise in shell scripting (Bash) and system automation
• Solid understanding of networking concepts, TCP/IP protocols, and network configuration
• Experience with storage management, file systems (ext4, XFS), and logical volume management (LVM)
• Proficiency in system performance tuning, monitoring, and diagnostics
• Knowledge of configuration management principles and tools
• Strong analytical and problem-solving skills with meticulous attention to detail
• Excellent organizational and documentation skills

Preferred Skills and Experience:

• Experience with cloud platforms (AWS, Azure, or Google Cloud Platform)
• Familiarity with containerization technologies (Docker, Kubernetes)
• Knowledge of Infrastructure as Code (IaC) tools and practices
• Experience with monitoring and logging solutions (Prometheus, ELK Stack, Grafana)
• Understanding of security hardening, compliance standards, and vulnerability management
• Experience with high availability and disaster recovery solutions
• Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification
• Experience with version control systems and CI/CD pipelines