HCLTech in Chile seeks an experienced iSeries (AS/400) Infrastructure Administrator - L3 to lead administration, optimization, and DR for enterprise IBM i environments. You will act as the highest technical escalation, drive performance tuning, security, backups, and upgrades, and mentor L1/L2 teams to ensure reliability and policy compliance.
The role requires deep hands-on knowledge of HMC, VIOS, IBM i OS upgrades, and storage/SAN management, with strong leadership and vendor coordination