AS400 (IBM i) System Administrator
Astra North Infoteck Inc.
AS400 (IBM i) System Administrator
Role Descriptions:
Role Summary
The AS400 (IBM i iSeries) System Administrator is responsible for the administration, monitoring, maintenance, security, patching, upgrades, and operational support of IBM i environments. The role ensures platform stability, performance, availability, and compliance while managing batch scheduling operations using ROBOT Scheduler and supporting business-critical production workloads.
1. IBM i AS400 System Administration
Administer and maintain IBM i (AS400/iSeries) environments across Production, DR, QA, and Development systems.
Perform daily health checks, system monitoring, and performance tuning.
Manage user profiles, authorities, object permissions, and security controls.
Monitor system resources, storage utilization, and capacity planning.
Perform IPL activities and system startup/shutdown operations.
Troubleshoot operating system, subsystem, and job-related issues.
Ensure adherence to ITIL-based Incident, Problem, and Change Management processes.
2. OS Management, PTFs, and Upgrades
Plan and execute IBM i OS upgrades and technology refresh activities.
Manage PTF installation, cumulative packages, HIPER PTFs, and security patches.
Conduct pre-upgrade assessments and compatibility checks with applications and third-party tools.
Coordinate maintenance windows and upgrade activities with business stakeholders.
Perform validation, testing, rollback planning, and post-upgrade verification.
Document upgrade procedures, risks, and remediation activities.
Support firmware updates and Power Systems infrastructure maintenance.
3. Backup, Recovery Disaster Recovery
Administer BRMS (Backup Recovery and Media Services).
Execute scheduled and on-demand backups and restore operations.
Manage virtual tape and media lifecycle.
Perform recovery testing and DR drill activities.
Support High Availability solutions such as MIMIX, PowerHA, iCluster, or equivalent.
Participate in failover and failback exercises and DR readiness reviews.
4. ROBOT Scheduler Administration
Configure, administer, and maintain ROBOT Scheduler environments.
Create, modify, and manage batch jobs, calendars, dependencies, and workflows.
Monitor critical business batch schedules and production job streams.
Manage cross-system and cross-LPAR job dependencies.
Troubleshoot failed, delayed, long-running, and abnormally terminated jobs.
Perform job reruns, schedule modifications, and recovery activities.
Support month-end, quarter-end, and year-end business processing schedules.
Generate scheduler reports, audit information, and operational metrics.
Coordinate with application teams for new job implementation and schedule changes.
5. Production Control Batch Operations
Monitor production batch workloads and job queues.
Manage subsystems, message queues, output queues, and spool files.
Analyze performance bottlenecks and optimize batch execution windows.
Support ad-hoc, scheduled, and on-demand production
Essential Skills:
The AS400 (IBM i iSeries) System Administrator is responsible for the administration, monitoring, maintenance, security, patching, upgrades, and operational support of IBM i environments. The role ensures platform stability, performance, availability, and compliance while managing batch scheduling operations using ROBOT Scheduler and supporting business-critical production workloads.
1. IBM i AS400 System Administration
Administer and maintain IBM i (AS400/iSeries) environments across Production, DR, QA, and Development systems.
Perform daily health checks, system monitoring, and performance tuning.
Manage user profiles, authorities, object permissions, and security controls.
Monitor system resources, storage utilization, and capacity planning.
Perform IPL activities and system startup/shutdown operations.
Troubleshoot operating system, subsystem, and job-related issues.
Ensure adherence to ITIL-based Incident, Problem, and Change Management processes.
2. OS Management, PTFs, and Upgrades
Plan and execute IBM i OS upgrades and technology refresh activities.
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