System Administrator

Company

Human Resources Department of Ras Al Khaimah Government

Location

ras al khaymah, United-Arab-Emirates

Type

Full-time

            KEY ACCOUNTABILITIES & RESPONSIBILITIES Architect, deploy, and manage large-scale IBM POWER SERVERS / AIX and Linux environments 
Perform complex OS migrations, SP / TL upgrades, 
VIOS upgrades, backups, and dual-VIOS redundancy. 
Advanced performance tuning (CPU, memory, I/O, kernel parameters) 
Deep expertise in LVM, filesystem tuning, multipathing (MPIO) 
Implement OS hardening, RBAC, sudo policies, and system auditing. 
Shared adapter configuration Vlan tagging 
HMC Backup / LPAR configuration and profile backup restore 
PowerVM Live Partition Mobility configuration and validation migration 
Design and enforce enterprise OS standards, baselines, and hardening 
Advanced administration of IBM PowerVM, HMC, VIOS, LPARs, Shared Storage Pools 
Conduct regular AIX and Redhat Linux system updates, upgrade kernel and apply patches, 
Monitor system performance, capacity, and availa...
        

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