System Engineer - Unix/Linux

RAPSYS TECHNOLOGIES PTE LTD; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

RAPSYS TECHNOLOGIES PTE LTD in Singapore is seeking a skilled System Engineer specializing in Unix/Linux to manage robust IT infrastructures and tackle complex problems. You will administer Unix/Linux systems, implement automation, monitor performance, and collaborate across teams.

The ideal candidate has 3-5 years hands-on experience, proficiency in Bash/Korn shell, knowledge of LVM/RAID, experience with Nagios or Zabbix, and familiarity with cloud and container basics.

Qualifications

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

Skills

Unix/Linux system administration

Linux distributions (RHEL, CentOS, Ub…

Shell scripting (Bash, Korn shell)

File systems, LVM, RAID

System monitoring (Nagios, Zabbix)

Networking concepts (TCP/IP, DNS, NFS,

Patching and vulnerability management

Troubleshooting

Bachelor's degree in CS/IT

Communication skills

Education

Bachelor's degree in Computer Science / Information Technology

Tools

Ansible

Puppet

Chef

Docker

Kubernetes basics

AWS/Azure/GCP

Git

Job description

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!

Qualifications

**Required Qualifications:**

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

**Preferred Qualifications:**

• - Experience with infrastructure automation tools (Ansible, Puppet, or Chef)
• - Familiarity with containerization technologies (Docker, Kubernetes basics)
• - Cloud platform experience (AWS, Azure, or GCP)
• - Knowledge of version control systems (Git)
• - Experience with performance tuning and system optimization
• - Proactive, detail-oriented mindset with a commitment to continuous learning