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Track Manager (Support & Operations)

On-site Singapore

Job Summary

We are seeking an experienced Unix L2/L3 Support Engineer with strong expertise in Linux (RedHat), Solaris, and AIX administration to provide 24x7 operational support for enterprise datacenter and cloud environments. The role involves incident management, problem determination, system administration, automation, infrastructure support, performance optimization, patch management, and ensuring high availability of critical business services.  

The candidate should possess strong troubleshooting skills across Unix platforms, cloud technologies, automation tools, clustering solutions, and infrastructure management frameworks.  

Key Responsibilities

Unix/Linux/Solaris/AIX Administration  

Provide L2 administration and operational support for Linux, Solaris, and AIX servers across Data Center and Cloud environments.  

Perform installation, configuration, administration, patching, upgrades, migration, and lifecycle management of Unix/Linux platforms.  

Manage virtualization technologies including:   

Solaris Zones and LDOMs  

AIX LPARs and VIOS  

Perform OS hardening, capacity management, performance tuning, and system optimization.  

Troubleshoot server, operating system, hardware, storage, and application-related issues.  

Handle break-fix activities and service restoration within agreed SLAs.  

Create and maintain environments for batch processing and associated reporting systems.  

Infrastructure & Platform Management  

Manage Red Hat Satellite for patching, provisioning, and lifecycle management.  

Administer Centrify, IBM GPFS, Puppet, and Ansible environments.  

Support Docker and Kubernetes platforms.  

Manage AWS and Azure virtual machine deployments and administration.  

Support storage integration, clustering, partitioning, and virtualization technologies.  

Provide support for HA and Cluster technologies.  

Automation & DevOps  

Hands-on experience in Ansible and/or Terraform for infrastructure provisioning, configuration management, and automation.  

Strong scripting skills using Shell Scripting, Python to automate operational and administrative tasks.  

Develop, maintain, and enhance automation workflows, reusable playbooks, and Infrastructure-as-Code (IaC) solutions.  

Drive continuous improvement initiatives to reduce manual effort and improve operational efficiency.  

Automate patching, monitoring, reporting, server provisioning, and compliance-related activities.  

Incident, Problem & Change Management  

Monitor infrastructure health and proactively address issues.  

Participate in incident, problem, and change management processes.  

Perform root cause analysis (RCA) and provide corrective and preventive actions.  

Collaborate with application, network, cloud, storage, and security teams during major incidents.  

Support system integration and production rollout activities.  

24x7 Operational Support  

Provide 24x7 operational support, monitoring, incident management, and troubleshooting to ensure service availability and business continuity.  

Participate in shift-based support , on-call rotations, weekend support, and major incident management.  

Ensure compliance with SLA, OLA, and operational standards.  

Support planned maintenance activities and emergency changes whenever required.  

Skill Requirements

Technical Skills 

Operating Systems 

Red Hat Enterprise Linux (RHEL)  

Sun Solaris  

IBM AIX  

Unix Technologies  

Solaris LDOMs  

AIX LPARs  

AIX VIOS  

GPFS  

Centrify  

Configuration Management & Automation 

Ansible  

Terraform  

Puppet  

Shell Scripting  

Python  

Infrastructure as Code (IaC)  

Cloud Platforms 

  • AWS:   

  • EC2  

  • S3  

  • ELB  

  • Auto Scaling  

  • Microsoft Azure  

  • GCP  

  • Openshift  

  • VM Deployment and Administration  

Containerization & Orchestration 

Docker  

Kubernetes  

Monitoring & Operations 

Performance Monitoring  

Capacity Management  

Patch Management  

Incident Management  

Problem Management  

Change Management  

Root Cause Analysis  

High Availability & Clustering 

High Availability (HA) Solutions  

OS Clustering Technologies  

Other Requirements

Bachelor's Degree in Engineering, Computer Science, Information Technology, or related field.  

Minimum 6+ years of experience in Unix/Linux system administration and support.  

Strong troubleshooting experience in Linux, Solaris, and AIX environments.  

Experience supporting enterprise-scale infrastructure in data center and cloud environments.  

Excellent verbal and written communication skills.  

Strong analytical, problem-solving, and customer management skills.

Source: the employer's careers page. Last checked 2026-10-20. Posted 2026-10-20.

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