Senior Unix Administrator — AIX & Solaris, HA & Automation

Commerz Global Service Solutions; Penang; On-site; MYR 120,000 - 180,000; Full time

Job summary

Commerz Global Service Solutions is seeking a skilled Unix Administrator to autonomously manage and operate IBM AIX on Power and Oracle Solaris environments. You will own systems, resolve complex OS- and application-level issues, and mentor junior admins across multiple cells and chapters.

The role involves 2nd/3rd-level support, patching, security hardening, and automation using Ansible. You will contribute to migrations, audits, and on-call duties, ensuring high availability and secure

Qualifications

• 5+ years of professional Unix/System Administration experience.
• Proven L2/L3 support experience resolving advanced AIX and Solaris issues.
• Strong IT operations background with responsibility for systems and complex processes.

Responsibilities

• Administer and operate Unix estates for business-critical applications (AIX on Power & Solaris).
• Troubleshoot and resolve OS- and application-level issues; monitor performance and optimize.
• Plan, deploy, patch and upgrade AIX and Solaris servers in production; ensure stability and security.
• Provide 2nd- and 3rd-level support for Unix platforms; analyze incidents and vulnerabilities.
• Install, configure, update OS packages and software following change/release guidelines.
• Perform health checks and proactively monitor systems for performance and availability issues.
• Execute OS-level and security patching per patching principles and guidelines.
• Manage security topics: SIEM, PAM, hardening and vulnerability management tools.
• Handle identity & access management: LDAP/Kerberos and Oracle LDAP/access management.
• Operate and maintain middleware components and related system dependencies.
• Automate system tasks using shell scripting and Ansible Automation Platform.
• Support server migration, consolidation and modernization projects; maintain asset documentation.
• Ensure regulatory, compliance, reporting and audit requirements are met; communicate with stakeholders.
• Participate in on-call and out-of-hours support when required.
• Mentor L1/junior administrators and collaborate with senior admins.

Skills

AIX Administration

Solaris Administration

LPAR/VIOS

PowerHA

ZFS

Solaris Cluster

LDAP/Kerberos

Ansible

Shell scripting

Tools

Tivoli

Backup agents

AAP (Ansible Automation Platform)

Job description

Commerz Global Service Solutions is seeking a skilled Unix Administrator to autonomously manage and operate IBM AIX on Power and Oracle Solaris environments. You will own systems, resolve complex OS- and application-level issues, and mentor junior admins across multiple cells and chapters.

The role involves 2nd/3rd-level support, patching, security hardening, and automation using Ansible. You will contribute to migrations, audits, and on-call duties, ensuring high availability and secure