Linux Engineer (Banking, 24/7 On‑Call)

RiDiK (a Subsidiary of CLPS. Nasdaq: CLPS)

Singapore

On-site

SGD 60,000 - 90,000

Full time

21 hours ago

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Job summary

RiDiK (a Subsidiary of CLPS. Nasdaq: CLPS) in Singapore seeks a hands-on Linux System Administrator to support and maintain production infrastructure for banking services, ensuring high availability in a 24/7 environment.

You will perform daily Linux admin (RHEL/CentOS/Ubuntu), write Bash scripts for automation, monitor health, respond to incidents, manage tickets per ITIL, and participate in 24/7 rotation including night shifts.

Qualifications

Strong hands-on Linux (RHEL/CentOS/Ubuntu) administration required.
Proficiency in Bash scripting for automation and troubleshooting.
Willingness to work 24/7 rotational shifts or fixed night shifts.
Immediate availability or short notice period.
Basic networking knowledge (TCP/IP, DNS).

Responsibilities

Perform daily Linux system administration (RHEL/CentOS) — user management, patching, performance monitoring
Write and maintain Bash/Shell scripts for automation, monitoring, and routine maintenance tasks
Monitor system health, respond to alerts, and troubleshoot production incidents during shift hours
Handle incident, problem, and change management tickets (ITIL-aligned)
Perform system upgrades, patching, and security hardening
Work rotational shifts (including night shifts) to provide round-the-clock coverage for banking systems
Escalate critical issues per defined SOPs and coordinate with L2/L3 teams
Maintain documentation of processes, runbooks, and incident reports