L3 Unix / Exadata Administrator (AIX / Solaris / Legacy OS)

Role Overview

Responsible for end-to-end administration of Unix-based platforms and Exadata infrastructure supporting mission-critical database workloads. Focus on high availability, performance optimization, security compliance, and lifecycle management across AIX, Solaris, and legacy Unix environments.

Technical Skills

• 6–10 years in Unix system administration (AIX, Solaris, HP‑UX) across production-critical environments

• Hands-on experience in managing Oracle Exadata infrastructure (compute nodes, storage cells, network fabric)

• Strong expertise in Unix OS administration, system configuration, and lifecycle management (build → patch → upgrade → decommission)

• Proven capability in OS performance tuning, capacity planning, and kernel-level optimization for database workloads

• Experience in patching, OS upgrades, and maintaining legacy Unix platforms with stability focus

• Hands-on with high availability and disaster recovery setups (cluster support, failover, DR drills)

• Strong scripting expertise using Shell scripting (Korn/Bash) for automation and operational efficiency

• Expertise in system hardening, vulnerability remediation, and security compliance frameworks (audit readiness)

• Experience in backup/restore support and coordination with database teams for recovery operations

• Exposure to monitoring, alert handling, and troubleshooting OS-level issues in tightly coupled DB environments

• Familiarity with ITSM tools (ServiceNow or equivalent) and runbook-driven operations