AS400 Infrastructure Administrator – L1

Experience: 3–5 Years

Job Summary

We are seeking an AS400 Infrastructure Administrator – L1 to provide day-to-day operational support for enterprise AS400/iSeries environments . The role will focus on system monitoring, basic administration, backup operations, job management, incident troubleshooting, and escalation to L2/L3 teams.

Key Responsibilities

- Monitor AS400/iSeries systems , partitions, jobs, and system health.
- Perform routine AS400 system administration and operational tasks .
- Monitor and troubleshoot system jobs, subsystems, messages, and job queues .
- Support backup and recovery operations , including BRMS and tape backups.
- Monitor storage capacity, disk utilization, and IFS .
- Perform basic TCP/IP and network connectivity troubleshooting .
- Support user profiles, permissions, and basic IBM i security administration .
- Monitor HA/DR environments and replication , escalating issues when required.
- Support Advanced Job Scheduler and production workload monitoring.




- Assist with PTF installation, OS maintenance, system upgrades, and scheduled activities .
- Perform basic monitoring and administration of HMC, LPARs, and VIOS .
- Maintain operational documentation, checklists, and support procedures.
- Troubleshoot incidents and escalate complex issues to L2/L3 teams .
- Participate in 24x7 production support and on-call rotation .

Required Skills

- 3–5 years of AS400/iSeries administration or operations experience .
- Hands-on experience with IBM i/AS400, jobs, subsystems, WRKACTJOB, WRKSYSSTS, and system monitoring .
- Knowledge of BRMS, backup/recovery, storage, IFS, and tape operations .
- Basic understanding of HMC, LPAR, VIOS, TCP/IP, and HA/DR .
- Experience with PTF management and routine system maintenance .
- Strong troubleshooting, incident management, documentation, and escalation skills.

📌 Infrastructure Administrator – (Bogotá)
🏢 GeorgiaTEK Systems
📍 Bogotá