Senior Unix/Linux Systems Engineer - 24x7 Ops & Automation

Sapsf; Singapore; Sur place; SGD 90 000 - 130 000; Plein temps

Résumé du poste

Sapsf is seeking an experienced Unix L2/L3 Support Engineer to provide 24x7 operational support for enterprise datacenter and cloud environments. The role covers incident management, system administration, patching, optimization, and high availability of critical services across Linux, Solaris, and AIX platforms.

You will work on automation using Ansible/Terraform, manage Red Hat Satellite, Centrify, GPFS, and Docker/Kubernetes, and collaborate with application, network, and security teams to

Qualifications

• Minimum 6+ years of Unix/Linux system administration and support.
• Strong troubleshooting experience across 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.

Responsabilités

• 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.
• 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.
• 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.
• 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.
• 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.

Connaissances

Unix/Linux admin

Troubleshooting

Shell scripting

Python scripting

Automation tools

Cloud platforms

Incident management

Root cause analysis

VMware/ virtualization

Formation

Bachelor's degree in Engineering/CS/IT

Outils

Ansible

Terraform

Puppet

Docker

Kubernetes

Git

AWS

Azure

Centrify

GPFS

LDOMs

LPARs

VIOS

Description du poste

Sapsf is seeking an experienced Unix L2/L3 Support Engineer to provide 24x7 operational support for enterprise datacenter and cloud environments. The role covers incident management, system administration, patching, optimization, and high availability of critical services across Linux, Solaris, and AIX platforms.

You will work on automation using Ansible/Terraform, manage Red Hat Satellite, Centrify, GPFS, and Docker/Kubernetes, and collaborate with application, network, and security teams to