Senior Oracle/Exadata DBA - HYBRID

Chandra Technologies, Inc; Durham (NC); On-site; USD 120,000 - 180,000; Full time

Job summary

Chandra Technologies, Inc. is seeking an experienced Oracle Exadata DBA to manage and optimize Oracle databases hosted on Exadata and Linux in AWS. The role focuses on ownership of schemas, performance tuning, replication, and high-availability configurations.

You will lead database strategy, collaborate with development teams, and implement best practices for scalable, reliable performance in cloud environments. Strong experience with Data Guard and GoldenGate is required.

Qualifications

• Deep understanding of Oracle Exadata architecture (storage cells, InfiniBand, Smart Scan, HCCH)
• Experience with ASM storage management and monitoring
• Hands-on experience patching, upgrading Oracle Database software and Exadata components
• Experience with performance tuning at database and Exadata storage levels
• Designing database schemas, indexing, locking strategies, and general tuning of Oracle databases
• Troubleshooting complex issues across database, OS, and Exadata storage components
• Experience with Oracle Data Guard for HA and disaster recovery, and Oracle GoldenGate for replication
• Experience with OEM/Cloud Control for monitoring and diagnostics

Responsibilities

• Manage and maintain Oracle DB environments on Exadata and Linux in AWS
• Collaborate with developers to define data requirements and optimize SQL
• Support modernization efforts with scalable database solutions
• Lead design and management of application schemas and extensions
• Provide diagnostic support for performance, configuration, and availability issues
• Develop procedures and best practices for cloud database operations
• Administer high-availability and disaster recovery using Data Guard
• Implement replication using GoldenGate
• Perform performance tuning and resource management for high-volume workloads
• Conduct regular backups, restores, patching, and upgrades
• Participate in on-call rotation and weekend work

Skills

Oracle Exadata

Oracle Data Guard

Oracle GoldenGate

ASM storage

SQL tuning

Performance tuning

DB design

OEM/Cloud Control

Tools

Oracle Enterprise Manager

Job description

Job Description

• Crop to Crop resumes are accepted

We are seeking an experienced Oracle Exadata DBA for managing and optimizing Oracle databases hosted on Exadata and Linux platforms within the AWS cloud environment. This role includes ownership of application schemas, database design, extensions, and ongoing support across development, test, and production environments. The position requires strong expertise in database performance tuning, administration, replication, and high-availability solutions such as Oracle Data Guard.

This individual will play a key role in leading database strategy and implementing best practices for large-scale, high-volume application systems. They will collaborate with development teams to support application modernization initiatives and ensure database components are designed for scalability, reliability, and optimal performance in AWS.

Primary Responsibilities

• Manage and maintain Oracle database environments (development, test, production) running on Exadata and Linux in AWS
• Collaborate with application developers to define data requirements, design tables and schemas, and assist with SQL development and optimization.
• Support application modernization efforts by providing robust, scalable database solutions.
• Lead the design, implementation, and management of application schemas, database structures, and extensions.
• Provide technical support for Oracle databases, including diagnosis and resolution of performance, configuration, and availability issues.
• Develop and maintain procedures, standards, and best practices for database operations in cloud environments.
• Administer high-availability and disaster recovery configurations using Oracle Data Guard.
• Implement and manage replication solutions such as Oracle GoldenGate.
• Perform database performance tuning, query optimization, and resource management for high-volume workloads.
• Conduct regular database backups, restores, patching, and upgrades.

Required Skills

Deep understanding of Oracle Exadata architecture, including storage cells, InfiniBand networking, Smart Scan and Hybrid Columnar Compression (HCC)

Experience managing storage using Oracle Automatic Storage Management (ASM) and monitoring ASM disk groups

Hands-on experience installing, patching, and upgrading Oracle Database software and related components (Exadata patches, PSU/DBRU/Release Updates)

Experience with performance tuning at both database and Exadata storage layer

Demonstrable expertise in designing database schemas, access patterns, indexing, locking strategies, and tuning Oracle databases

Ability to troubleshoot complex issues across database, OS, and Exadata storage components

Experience with OEM (Oracle Enterprise Manager) or Cloud Control for monitoring and diagnostics

Strong Experience In SQL Writing Skills

Participate in on-call rotation and weekend work