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September 25, 2026

IBM i (AS/400) Administrator

Senior • On-site

18,000 - 25,000 PLN/yr

Poznań, Pl-30, Poland

Quick Facts

  • Role: IBM i (AS/400) Administrator

Description

You will support stable, secure, and high-performing IBM i (AS/400) environments. The role includes installation, configuration, ongoing administration, system monitoring and performance analysis, and independent troubleshooting. You will also manage High Availability and replication, perform upgrades/patches, handle user and access administration, and collaborate with other IT teams while keeping technical documentation up to date.

Responsibilities

  • Install, configure, and administer IBM i (AS/400) environments
  • Monitor systems and analyze performance
  • Diagnose errors and resolve complex technical issues
  • Administer High Availability and replication
  • Plan and implement upgrades, patches, and other system changes
  • Manage users, permissions, and access
  • Support high availability and business continuity activities
  • Prepare and keep technical documentation updated
  • Cooperate with other IT teams to maintain and develop the IBM i environment

Requirements

  • Completed vocational or higher education in IT or related field
  • Solid professional experience in IBM i (AS/400) administration
  • Practical knowledge of IBM i system administration
  • Experience in IBM i performance analysis and optimization
  • Ability to independently diagnose and resolve problems
  • Attention to detail and responsibility in daily work
  • Independent and engaged approach to tasks

Benefits

  • Work with a key IBM i environment and contribute to its further development
  • Influence system operations, including performance, availability, security, and growth

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