AIX System Administrator ( 24/7 Shifts )- Contract - Part-Time

NOTE: Work on rotational shifts including morning, night, and afternoon to provide 24/7 coverage.

Contact : Until 31 Dec 24

Functional / Technical Competencies:

• Possess good technical knowledge of UNIX, AIX, and Linux hardware, operating systems, and system services (volume manager, file system, NTP, DNS, clustering, SSH, TSM, ITM, etc.).
• Experience in troubleshooting and performance tuning of AIX / UNIX and Linux systems.
• Experience in implementing and operating UNIX and Linux server clustering.
• Information security knowledge.
• Data communication and network knowledge.
• Experience in middleware and application execution in the AIX / UNIX and Linux environments will be an added advantage.

Roles and Responsibilities:

1. Perform regular system reviews, work on pro-active performance tuning, and resilience improvements.
2. Solve incidents, analyze problems, and provide support in defining solutions.
3. Collaborate and work with the Engineering team to develop technical solutions, plans, and configurations in response to requirements from Business and Application teams.
4. Establish configuration standards and design guidelines for UNIX, Linux, and system software, covering availability, performance, resilience, monitoring, backup, and recovery functional areas.
5. Provide technical assistance to development teams and operation teams.
6. Troubleshoot and drive system recovery. Escalate problems with actual or potential major impacts to problem management and IMS management. Perform root cause analysis and ensure planned actions are carried out to prevent recurrence. Must be proactive and possess a sense of urgency during service recovery.
7. Ensure the supportability of the OS and system software. Plan and lead upgrade projects.
8. Review and approve change requests. Supervise execution for major changes.
9. Conduct performance analysis and tuning.
10. Automate system operation.
11. Track and drive patch management for all middleware software. Track, plan, and drive software upgrades to ensure continuous supportability.
12. Manage backup and recovery.
13. Establish adequate monitoring to ensure efficient and reliable service delivery.
14. Apply new technology and processes to improve system supportability, recoverability, availability, and performance.
15. Provide operational excellence and skills on OS and system software to support various project phases (requirement gathering, design, procurement, implementation, and hand-over to operations).
16. Provide technical guidance and mentoring to help develop less experienced engineers.
17. Support audit and compliance activities.
18. Conduct capacity planning and performance management.

Education and Relevant Experience:

1. Minimum 3 years of system support experience on AIX, Solaris, and Linux platforms.

NOTE: Work on rotational shifts including morning, night, and afternoon to provide 24/7 coverage.