IBM iSeries (AS/400) Infrastructure Administrator – L3

Experience: 11+ Years

Location: Colombia / LATAM

Job Summary

We are looking for an experienced IBM iSeries (AS/400) Infrastructure Administrator – L3 to manage, support, and optimize enterprise IBM i environments. The role will handle advanced technical issues, system upgrades, security, backup/recovery, HA/DR, HMC, and VIOS administration.

Key Responsibilities
- Provide L3 technical support and mentor L1/L2 teams.
- Administer and troubleshoot IBM i / AS/400 environments.
- Monitor system performance, capacity, and availability.
- Manage IBM i security, SSL/digital certificates, SSH, and access controls.
- Manage BRMS, backups, recovery, and disaster recovery.
- Administer High Availability (HA) and Disaster Recovery (DR) environments.
- Manage storage, IFS, disk balancing, and SAN connectivity.
- Configure and troubleshoot IBM i TCP/IP networking.
- Manage Advanced Job Scheduler and production workloads.
- Administer tape libraries, devices, firmware, and media.
- Perform IBM i OS upgrades, PTF management,



and maintenance.
- Administer HMC, including partitions, firmware upgrades, security, and backups.
- Administer VIOS, including Virtual SCSI, NPIV, SEA, SAN, and virtual media.
- Perform LPAR disk management and VIOS upgrades/patching.
- Coordinate with IBM and third-party vendors for technical issues.
- Support infrastructure projects, migrations, maintenance, and DR testing.
- Participate in 24x7 production support and on-call rotation.

Required Skills
- 11+ years of experience in IBM i / AS/400 Administration.
- Strong experience with IBM Power Systems, HMC, and VIOS.
- Strong knowledge of HA/DR, BRMS, backup/recovery, and storage.
- Experience with IBM i security and networking.
- Experience with PTF management and IBM i upgrades.
- Strong troubleshooting and L3 escalation experience.
- Good communication and stakeholder management skills.
- Willingness to support critical incidents and planned mai

📌 IBM iSeries (Bogotá)
🏢 GeorgiaTEK Systems
📍 Bogotá