Senior Manager, Operating System Support (AS400)

At AIA, we're transforming our organisation to be faster, simpler, and more connected, using digital solutions to help people live Healthier, Longer, Better Lives.

As a Senior Manager, Operating System Support (AS400), you will play a critical role in ensuring IT service availability and minimising business impact of IT service outages.

Key Responsibilities:

• Develop and implement a comprehensive strategy for AS/400 OS support, aligned with organisational goals
• Manage a team to ensure high performance and operational efficiency
• Oversee the deployment, configuration, and maintenance of AS/400 operating system across the organisation
• Ensure stability, security, and performance of AS/400 servers and endpoints
• Act as the 1st escalation point for complex AS/400 OS-related issues and ensure timely resolution
• Lead on the root cause analysis for recurring issues and implement preventive measures
• Assist in developing and enforcing patch management policies to ensure all AS/400 systems are up-to-date and secure
• Monitor the performance of AS/400 systems, analyse trends, and implement improvements to enhance efficiency and reliability
• Prepare and present regular reports on AS/400 OS support operations, compliance, and risk management to senior leadership if required
• Work with vendors and internal stakeholders to evaluate, select, and implement AS/400 OS-related tools and technologies
• Manage relationships with third-party service providers and ensure SLAs are met
• Develop and manage related budget and allocate resources effectively to meet project deadlines and organisational goals

Requirements:

• 7+ years of relevant experience, at least 3 years in a managerial position with regional coverage
• Hands-on experience with position-related technical components
• Bachelor's degree in Information Technology or a related discipline
• Extensive knowledge of IBM AS/400 (iSeries) operating systems, including OS/AS400 and IBM i
• Strong understanding of AS/400 architecture, CL programming, RPG, DB2, and system administration tools
• Experience with modernisation and integration of AS/400 systems with cloud or hybrid environments is a plus
• Relevant certifications such as IBM Certified System Administrator – AS/400 or equivalent are highly desirable