Database Expert (Oracle, SQL Server, Exadata)

Job Description:

Technology Management

• Database Expertise
• Possesses in-depth knowledge of multiple database technologies, including:

• Oracle Technologies
• Expert-level understanding of Oracle database administration, including:

• •Performance tuning (e.g., SQL optimization, indexing strategies)
• •Security best practices (e.g., Oracle Data Redaction, user privilege management, database auditing)
• •High availability and disaster recovery (e.g., Data Guard configuration, failover testing)
• •Backup and recovery (e.g., RMAN backups, point-in-time recovery)
• •User and access control management (RBAC)
• •Advanced features (e.g., partitioning, materialized views)

• Exadata Operations
• Strong understanding of Exadata architecture, including:

• •Storage management (e.g., Storage Cell configuration, Intelligent Storage Pool)
• •Performance optimization (e.g., In-Memory technology, InfiniBand networking)
• •Integration with Oracle database features for optimal performance

• Microsoft SQL Server
• Expert-level understanding of SQL Server administration, including:

• •Performance optimization (e.g., query tuning, indexing strategies)
• •Security best practices (e.g., Always Encrypted, data masking, role-based security)
• •High availability and disaster recovery (e.g., Always On Availability Groups, Failover Clustering)
• •Backup and recovery (e.g., transaction log backups, point-in-time recovery)
• •User and access control management
• •Advanced features (e.g., partitioning, replication)

• MySQL Databases
• Expert-level understanding of MySQL administration, including:

• •Performance optimization (e.g., query optimization, buffer pool management)
• •Security best practices (e.g., user privileges, encryption in transit and at rest)
• •Replication configurations (e.g., master-slave, multi-master replication)
• •Backup and recovery (e.g., mysqldump, binary backups)
• •Advanced features (e.g., partitioning, stored procedures)

Additional Capabilities

• •Stays up to date with industry trends, emerging database technologies, and security best practices
• •Designs and implements solutions to optimize performance, scalability, security, and resource utilization, including:
• •Capacity planning and resource allocation
• •Performance tuning and bottleneck resolution
• •High availability and disaster recovery implementation
• •Database security design and enforcement

Database Design & Security

• •Leads the design and implementation of secure database configurations across Oracle, SQL Server, MySQL, and Sybase environments
• •Defines and enforces security policies (access control, encryption, auditing)
• •Implements advanced database security features

Operational Excellence

• •Develops complex scripts to automate database administration tasks and improve efficiency
• •Monitors database health, performance, and availability using advanced tools
• •Troubleshoots complex issues (e.g., performance degradation, data corruption) and identifies root causes

Governance (Risk, Policy & Processes)

• •Adheres to established database administration policies, security standards, and operational procedures
• •Identifies and assesses database-related risks and recommends mitigation strategies
• •Contributes to the development of governance frameworks in collaboration with the Database Manager

Change Management

• •Participates in planning and executing database changes in line with change management procedures (e.g., change windows, rollback plans)
• •Provides technical support to ensure clear communication of changes and impacts to stakeholders
• •Supports development and testing of database change scripts
• •Assists in implementing rollback procedures when required

• Requirements:
• 7+ years of experience in Oracle DBA roles
• Strong experience in OCI, Exadata, RAC, Data Guard, and GoldenGate
• Experience in database migration and performance tuning

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