Role: L3 Unix / Exadata Administrator (AIX / Solaris / Legacy OS) Location: Atlanta, GA - REMOTE Duration: Permanent Role 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