Sr Exadata Database Machine Administrator (DMA) – Hybrid/ Onsite

Job Title: Sr Exadata Database Machine Administrator (DMA)

Location: Hybrid/ Onsite | Charlotte, NC

Position Summary

We are seeking a highly experienced Senior Exadata Database Machine Administrator (DMA) to support, maintain, and optimize Oracle Exadata environments in a mission-critical enterprise infrastructure. The ideal candidate will possess deep expertise in Oracle Exadata X8 and X8M Database Machines, Oracle Zero Data Loss Recovery Appliance (ZDLRA), and Exadata Full Stack Patching (FSP). This role requires advanced troubleshooting skills, strong operational discipline, and the ability to lead complex maintenance and upgrade initiatives while ensuring maximum system availability and performance.

Required Qualifications

Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field preferred.
Minimum of 8–10 years of Oracle database infrastructure administration experience.
Minimum of 5+ years administering Oracle Exadata environments in enterprise production environments.
Expert-level experience with:
Oracle Exadata X8 Database Machines
Oracle Exadata X8M Database Machines
Exadata Full Stack Patching (FSP)
Oracle Zero Data Loss Recovery Appliance (ZDLRA)
Oracle RAC
Oracle ASM
Oracle Grid Infrastructure
Oracle Linux
Strong knowledge of Exadata architecture, storage cells, Smart Scan, Hybrid Columnar Compression, Flash Cache, IORM, and CellCLI.
Experience planning and executing rolling maintenance and patching with minimal service interruption.
Advanced troubleshooting skills across hardware, networking, operating systems, storage, and Oracle database technologies.
Experience working with Oracle Support and managing Service Requests (SRs).
 

Key Responsibilities

Administer, maintain, and support Oracle Exadata X8 and X8M Database Machine environments.
Perform Exadata Full Stack Patching (FSP) for compute nodes, storage servers, InfiniBand/RoCE networking, firmware, operating systems, and Grid Infrastructure.
Manage Oracle Zero Data Loss Recovery Appliance (ZDLRA), including backup configuration, recovery validation, monitoring, capacity planning, and performance optimization.
Monitor and optimize Exadata performance using Oracle Enterprise Manager, ExaWatcher, AWR, ASH, and other Oracle diagnostic tools.
Plan and execute hardware and software upgrades with minimal downtime.
Configure and maintain Oracle ASM, Grid Infrastructure, Clusterware, and RAC environments.
Troubleshoot complex hardware, operating system, networking, storage, and database issues across the Exadata stack.
Collaborate with database administrators, application teams, system administrators, storage engineers, and Oracle Support to resolve critical production issues.
Develop and maintain operational documentation, standard operating procedures, architecture diagrams, and patching runbooks.
Implement and maintain high availability, disaster recovery, backup, and recovery strategies.
Participate in on-call support and scheduled maintenance activities.
Lead technical initiatives involving Exadata lifecycle management and infrastructure modernization.
Ensure compliance with organizational security standards and Oracle best practices.
 

Preferred Qualifications

Oracle Certified Professional (OCP) certification.
Oracle Certified Master (OCM) or Oracle Exadata Implementation Specialist certification is a plus.
Experience with Oracle Enterprise Manager Cloud Control.
Familiarity with automation tools such as Ansible, Python, or Shell scripting.
Experience supporting highly available enterprise production environments.
Knowledge of disaster recovery architectures and Oracle Maximum Availability Architecture (MAA) best practices.
 

Technical Skills

Oracle Exadata X8/X8M
Oracle Zero Data Loss Recovery Appliance (ZDLRA)
Exadata Full Stack Patching
Oracle RAC
Oracle ASM
Oracle Grid Infrastructure
Oracle Linux
CellCLI
DCLI
ExaWatcher
Oracle Enterprise Manager Cloud Control
RMAN
Oracle Database 19c and newer
Shell scripting (Bash)
Python (preferred)
Networking fundamentals (InfiniBand/RoCE)
Performance tuning and diagnostics
 

Soft Skills

Strong analytical and problem-solving abilities.
Excellent verbal and written communication skills.
Ability to lead complex technical projects and mentor junior team members.
Strong organizational and documentation skills.
Ability to work independently with minimal supervision.
Proven ability to manage multiple priorities in a fast-paced enterprise environment.
 

Desired Experience Level

This position is intended for a Senior-level Exadata professional capable of serving as a technical subject matter expert (SME) for Oracle engineered systems, recovery infrastructure, and lifecycle management. The successful candidate should demonstrate a proven track record of designing, administering, patching, troubleshooting, and optimizing enterprise Oracle Exadata environments while ensuring high availability, performance, and operational excellence.