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 pl

📌 IBM iSeries (Bogotá)
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