System Administrator (IBMi)

Title: IBMi System Administrator

Overview

• The IBMi System Administrator is responsible for the reliable operation, performance, and security of IBM i (AS/400) systems. This role ensures business continuity through proactive system monitoring, efficient job scheduling, and robust backup and recovery strategies.

Key Responsibilities:

System Monitoring & Maintenance

• Monitor system performance, resource utilization (CPU, memory, disk), and job queues.
• Identify and resolve system bottlenecks and errors.
• Maintain system health through regular diagnostics and performance tuning.

Job Scheduling & Automation

• Use IBM i Job Scheduler (WRKJOBSCDE) to automate batch jobs and system tasks.
• Ensure timely execution of critical business processes.
• Coordinate with application teams to optimize job dependencies and scheduling windows.

Backup & Recovery

• Develop and maintain backup strategies using SAVSYS, SAVLIB, SAVOBJ, and IFS backups.
• Implement multi-tier backup plans: daily incremental, weekly full library, and monthly full system backups.
• Use BRMS (Backup, Recovery & Media Services) for automated media tracking and recovery operations.
• Perform regular restoration tests to validate backup integrity.
• Execute recovery procedures including RSTLIB, RSTOBJ, RSTUSRPRF, and RSTCFG during disaster recovery scenarios.

Security & User Management

• Administer user profiles, access permissions, and security policies.
• Conduct regular audits to ensure compliance with internal and external standards.

Software & System Updates

• Install and patch IBM i operating system and related software.
• Coordinate with vendors for software upgrades and issue resolution.

Capacity Planning & Documentation

• Forecast system growth and recommend hardware/software upgrades.
• Maintain detailed documentation of system configurations, procedures, and troubleshooting steps.

surbhi.shukla@programmers.ai