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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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