Senior Oracle Exadata Database Administrator

Infolob; Dallas (TX); On-site; USD 160,000 - 210,000; Full time

Job summary

Infolob is seeking a Senior Oracle Exadata Database Administrator with 15+ years of hands-on experience to manage large-scale Exadata deployments. The role focuses on RAC multi-node configurations, performance tuning, and enterprise-level DR strategies for high-availability environments.

The candidate will lead patching, upgrades, and capacity planning, while mentoring junior DBAs and coordinating with cross-functional teams to ensure uptime and data integrity across production and DR tiers.

Qualifications

• 15-16+ years of Oracle DBA experience.
• Experience managing multi-terabyte Exadata environments.
• Deep knowledge of RAC, ASM, RMAN, and Data Guard.

Responsibilities

• Administer Exadata DBM environments (X8/X9/X10) across production, DR, and non-prod.
• Manage multi-node RAC clusters: add/remove nodes, interconnect, ASM, load balancing, failover.
• Own performance tuning and capacity planning for multi-terabyte databases; perform SQL tuning and IORM.
• Lead backup, recovery, and DR strategy using RMAN and Data Guard; conduct DR drills and RPO/RTO validation.
• Plan and execute Exadata patches and upgrades with minimal downtime.
• Drive HA architecture decisions - RAC, Data Guard, Golden Gate as applicable.
• Maintain security, auditing, and compliance for regulated environments.
• Troubleshoot production issues with Oracle Support; perform root-cause analysis.
• Partner with infra/storage/network teams on capacity expansion and migrations.
• Mentor junior DBAs and contribute to runbooks and SOPs.
• Participate in on-call rotation and change management processes.

Skills

Oracle Exadata

RAC multi-node

RMAN/Data Guard

SQL tuning

Linux for Oracle

AWR/ASH analysis

Exadata patching

Job description

Position: Senior Oracle Exadata Database Administrator

Duration: Full Time

Rate: $ Open/Year

Experience Level # 15 + Years

Job Description:

We are seeking a seasoned Oracle Exadata DBA with 15-16+ years of hands-on experience managing large-scale, mission-critical Oracle database environments. The ideal candidate has deep expertise administering multi-node RAC clusters on Exadata, handling databases at multi-terabyte scale, and driving performance, availability, and recoverability for enterprise production systems. Experience in the banking/financial services domain is a strong plus.

KEY RESPONSIBILITIES

• Administer, monitor, and support Oracle Exadata Database Machine environments (X8/X9/X10 or equivalent) across production, DR, and non-production tiers
• Manage multi-node RAC clusters - instance/node addition-removal, interconnect and ASM configuration, load balancing, and failover validation
• Own performance tuning and capacity planning for databases exceeding multiple terabytes, including SQL tuning, AWR/ASH analysis, Smart Scan/storage cell optimization, and I/O resource management (IORM)
• Lead backup, recovery, and disaster recovery strategy using RMAN and Data Guard, including regular DR drills and recovery time/point objective (RTO/RPO) validation
• Plan and execute Exadata patching (storage cell, compute node, GI, database homes), quarterly bundle patches, and version upgrades with minimal downtime
• Drive high availability architecture decisions - RAC, Data Guard, Golden Gate (if applicable) - to meet enterprise uptime SLAs
• Implement and maintain database security, auditing, and compliance controls appropriate for regulated environments
• Troubleshoot complex production issues (performance degradation, node evictions, storage cell faults, interconnect issues) with vendor (Oracle Support) engagement as needed
• Partner with infrastructure, storage, and network teams on Exadata capacity expansion, hardware refresh, and migration projects
• Mentor junior DBAs and contribute to runbooks, standard operating procedures, and knowledge transfer documentation
• Participate in on-call rotation and support critical incident/change management processes

REQUIRED SKILLS AND QUALIFICATIONS

• 15-16+ years of Oracle DBA experience, with a significant portion on Exadata/Engineered Systems
• Proven experience managing databases at multi-terabyte scale in production
• Strong hands-on expertise with Oracle RAC in multi-node cluster configurations
• Deep knowledge of Oracle ASM, Grid Infrastructure, RMAN, Data Guard
• Strong performance tuning skills (SQL, instance-level, Exadata-specific: Smart Scan, Storage Indexes, Hybrid Columnar Compression, IORM)
• Experience with Exadata patching, upgrades, and lifecycle management
• Solid understanding of Linux administration as it relates to Oracle database environments
• Experience with Oracle 19c (and/or 21c) is expected
• Strong incident management and root-cause analysis skills for high-severity production issues
• Excellent communication skills - able to work directly with client stakeholders and cross-functional teams

PREFERRED / GOOD TO HAVE

• Experience supporting banking, financial services, or other highly regulated environments
• Exposure to Oracle Golden Gate, OCI (Oracle Cloud Infrastructure), or Exadata Cloud@Customer
• Oracle certifications (OCP/OCE - RAC and Exadata specialization)
• Experience with Enterprise Manager Cloud Control (OEM) for monitoring and administration
• Familiarity with ITIL-based change/incident/problem management processes