IBMi AS400 Infra Manager, 1 year contract

7 days ago

Central Region, Singapore Michael Page International Pte Ltd Full time $90,000 - $120,000 per year

The IBMi AS400 Infrastructure Manager oversees the end-to-end management, performance, security, and disaster recovery of IBM iSeries systems, ensuring reliable and optimized operations across hardware, software, and networks. This role involves strategic planning, vendor management, cross-team collaboration, and leadership of infrastructure staff to align technology services with business needs.

Client Details

Our client is a local insurance company. They are a leading homegrown financial services company, offering consumers a better way to financial freedom. Through innovative, technology-enabled solutions and a wide range of products and services they provide consumers control over their financial well-being at every stage of their lives.

Description

Key Responsibilities:

  • Strategic Planning & System Oversight: Develop long-term infrastructure strategies and manage the full lifecycle of AS400 systems, including hardware, software, and network components
  • Performance & Capacity Management: Monitor, tune, and forecast system performance to ensure reliability, availability, and future scalability
  • Security & Compliance: Implement security protocols and maintain regulatory compliance across the IBM iSeries environment
  • Project & Vendor Management: Lead infrastructure projects such as upgrades and migrations while managing vendor relationships and service quality
  • Cross-Team Collaboration: Work closely with application teams, business users, and project managers to align IT services with business needs
  • Troubleshooting & Disaster Recovery: Provide Tier 3 support, resolve system issues, manage backups, and maintain tested disaster recovery plans
  • Team Leading & Documentation: Mentor junior staff, provide training, and maintain accurate system documentation and procedures

Profile

A successful candidate should have:

  • Bachelor's degree in IT, Computer Science, or equivalent
  • At least 10 years as an AS400 Administrator or similar
  • Deep knowledge of IBM iSeries hardware, OS400, related software, SQL, CL, and tools like IBM iDoctor, Performance Manager, and Job Watcher
  • Understanding of iSeries application structures, installation, troubleshooting, replication (CDC, iCluster), scheduling (ROBOT), backup (BRMS), and encryption (SKLM)
  • IBM iSeries or ITIL certifications, experience in regulated industries, and familiarity with hybrid/cloud iSeries integrations
  • Strong grasp of IT policies, procedures, security best practices, and experience implementing measures to maintain compliance
  • Excellent troubleshooting skills for data, application, and system performance issues, with the ability to manage multiple initiatives
  • Mature leadership capabilities, mentoring technical staff, and effective communication with teams and stakeholders
  • Willingness to work after hours, weekends, or on standby for deployments and critical issues

Job Offer

  • Lead and shape IBM infrastructure in a strategic IT environment
  • Opportunities for career growth and professional development in enterprise IT
  • Work in a collaborative, high-performing technical team
  • Exposure to critical infrastructure projects, including upgrades, migrations, and disaster recovery
  • Opportunities to lead and guide a team

To apply online please click the 'Apply' button. For a confidential discussion about this role please contact Cheryl Sim (Lic No: R / EA No.: 18C9065) on Michael Page International Pte Limited, company number N (including Page Executive A) and Page Personnel Recruitment Pte Ltd (Registration Number: C)) operates under the EA Licence Numbers of 18S9099 and 18C9065.

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