System Engineer - Unix/Linux

Rapsys Technologies Pte Ltd.; Singapore; On-site; SGD 60,000 - 100,000; Full time

Job summary

Rapsys Technologies Pte Ltd. seeks a System Engineer specialized in Unix/Linux to manage robust IT infrastructures. The role requires 3–5 years in Unix/Linux system administration, experience with RHEL/CentOS/Ubuntu, and proficiency in shell scripting.

Based in Singapore, this position is office-based, with opportunities to work on monitoring, patching, and performance tuning. You will collaborate with network and IT teams, handle incident response, and contribute to automation using Ansible,

Qualifications

• Hands-on Unix/Linux administration experience.
• Strong knowledge of RHEL/CentOS/Ubuntu.
• Proficient in Bash/Korn shell scripting.
• Understanding of filesystems, LVM and RAID.
• Experience with Nagios or Zabbix monitoring.
• Solid networking knowledge (TCP/IP, DNS, NFS, SSH).
• Experience patching and vulnerability management.
• Excellent troubleshooting and communication skills.
• Bachelor's degree in CS/IT.
• Ability to work under pressure.
• RHCSA/LPIC certifications preferred.

Skills

Unix/Linux admin

Linux distros

Shell scripting

FS/LVM/RAID

Monitoring tools

Networking basics

Patching & security

Troubleshooting

Bachelor's degree

Communication skills

Pressure tolerance

RHCSA/LPIC certs

Education

Bachelor's degree in CS/IT

Tools

Ansible/Puppet/Chef

Docker/Kubernetes basics

Cloud: AWS/Azure/GCP

Git

Performance tuning

Job description

We're Hiring: System Engineer - Unix/Linux!

We are looking for a skilled and motivated System Engineer with expertise in Unix/Linux systems to join our team. If you have a passion for managing robust IT infrastructures and enjoy solving complex technical challenges, we want to hear from you!

Location:

Singapore, Singapore

Work Mode:

Work from Office

Role:

System Engineer - Unix/Linux

Qualifications

Required Qualifications

1. - 3-5 years of hands-on experience in Unix/Linux system administration
2. - Strong knowledge of Linux distributions (RHEL, CentOS, Ubuntu)
3. - Proficiency in shell scripting (Bash, Korn shell)
4. - Solid understanding of file systems, LVM, and RAID configurations
5. - Experience with system monitoring and alerting tools (Nagios, Zabbix, or similar)
6. - Working knowledge of networking concepts (TCP/IP, DNS, NFS, SSH)
7. - Experience with patching and vulnerability management processes
8. - Strong troubleshooting and problem-solving skills
9. - Bachelor's degree in computer science, information technology, or related field
10. - Excellent communication and interpersonal skills
11. - Ability to work effectively under pressure and meet deadlines

Preferred Qualifications

1. - Experience with infrastructure automation tools (Ansible, Puppet, or Chef)
2. - Familiarity with containerization technologies (Docker, Kubernetes basics)
3. - Cloud platform experience (AWS, Azure, or GCP)
4. - Knowledge of version control systems (Git)
5. - Experience with performance tuning and system optimization
6. - Proactive, detail-oriented mindset with a commitment to continuous learning
7. - Relevant Unix/Linux certifications (RHCSA, LPIC, or equivalent)