System Engineer [RHEL]

NCS; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

NCS in Singapore is seeking a detail-oriented System Engineer with solid RHEL expertise to design, deploy, and maintain Linux-based infrastructure supporting enterprise operations.

The role emphasizes shell scripting, automation, monitoring, security configurations, and collaboration with cross-functional teams to ensure reliability and scalable growth. RHCSA/RHCE preferred.

Qualifications

• Minimum 3+ years of hands-on Red Hat Enterprise Linux administration.
• Strong Linux architecture, kernel concepts and OS fundamentals.
• Shell scripting (Bash) and automation expertise.
• Networking, TCP/IP, storage (ext4, XFS), and LVM knowledge.
• Experience with performance tuning, monitoring, and diagnostics.
• Knowledge of CM tools and solid documentation skills.
• Analytical, detail-oriented with good organizational skills.

Responsibilities

• Design, deploy and manage RHEL systems and infrastructure.
• Admin tasks: user management, access control, security configs.
• Analyze performance metrics and implement optimizations.
• Develop and maintain shell scripts and automation solutions.
• Troubleshoot complex issues with thorough documentation.
• Manage storage, file systems, and partitioning per standards.
• Implement monitoring, logging and alerting for proactive detection.
• Collaborate with teams for application deployment needs.
• Ensure security hardening and vulnerability assessments.
• Maintain configuration docs and architectural decisions.
• Participate in capacity planning and upgrades.
• Provide guidance to junior staff and other departments.

Skills

Linux administration

Bash scripting

System architecture

Performance tuning

Networking concepts

Documentation

Problem solving

Education

RHCSA/RHCE certification

Tools

Docker

Kubernetes

Prometheus

ELK Stack

Grafana

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

Additional Information

We are driven by our AEIOU beliefs-Adventure, Excellence, Integrity, Ownership, and Unity and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.

Together, we make the extraordinary happen.

Learn more about us at ncs.co and visit our LinkedIn career site.