Linux/Citrix System Administrator (Minimum 5 Years’ Experience)

Role: Linux/Citrix System Administrator (Minimum 5 Years Experience)

Location:Singapore

Duration: 12 Months (Extendable)

Key Responsibilities

Perform system reviews, proactive tuning, and resilience improvements

Work with engineering teams on solution design, planning, and configuration

Establish standards for Linux system software (availability, monitoring, backup/recovery)

Drive system troubleshooting, recovery, and root cause analysis

Review/approve change requests and oversee execution of major changes

Automate routine operational tasks

Drive patching and OS/software upgrades

Implement strong monitoring for performance and stability

Enhance supportability and recovery using modern technologies

Provide OS expertise during project phases (design implementation handover)

Support audit and compliance requirements

Work under a247 shiftbased supportmodel

Respond promptly to incidents, alerts, and support requests

Functional & Technical Competencies

RHEL/Oracle Linux, UNIX hardware & system services (NTP, NFS, DNS, clustering, TSM, ITM, SSH, etc.)

Citrix administration experience

OS upgrade/migration leadership

Troubleshooting & tuning for Linux/UNIX, Storage/Backup, Citrix

VCS clustering implementation/administration

Server hardening knowledge

Middleware (Connect:Direct, SSH) experience

Scripting:Bash, Python, Perl

Linux certification (advantage)

Satellite & CI/CD experience

EA License # 14C6941