Senior Database Administrator (DBA)

DBA & Cloud Migration

We are looking for an experienced Senior Database Administrator (DBA) with a deep understanding of Oracle RDBMS and expertise in database administration, performance optimization, and high availability solutions. In this role, you will manage and optimize complex database environments, support cloud migrations, and play a key role in ensuring system reliability and efficiency.

If you are passionate about leveraging your DBA expertise to optimize database performance and enhance data management processes in collaboration with a forward-thinking and dynamic team, we encourage you to apply.

The company is a global commodity trader with expertise in derivatives, digital trading, and market analytics. You will work on developing new systems and optimizing existing ones, ensuring robust, scalable database solutions that drive operational efficiency and innovation.

Responsibilities

Ensure reliable database operation, including monitoring disk space, managing backups, implementing logging, organizing database mirroring, clustering, creating high-availability groups, and resolving database-related incidents
Manage hundreds of database instances while ensuring successful execution of tasks like backups, restoration, disaster recovery plans, and reporting
Perform hands-on proactive fine-tuning to optimize the performance of SQL database servers
Regularly verify and maintain backup scenarios, ensuring full data integrity and recovery readiness
Troubleshoot and resolve database issues across a range of areas, including database integrity, performance, blocking/deadlocking, replication, log shipping, connectivity, and security
Manage and optimize large-scale databases, including efficient index and statistics management
Automate routine database administration tasks and processes using scripts and tools
Collaborate with cross-functional teams, communicate effectively, and maintain clear technical documentation
Stay updated with emerging trends, tools, and best practices in database administration

Requirements

3+ years of hands-on experience in database administration for Oracle RDBMS (versions 10-19)
Proven ability to resolve complex database issues, including performance tuning, deadlocking, integrity maintenance, and connectivity challenges
Proficiency in performance tuning and optimization using native Oracle monitoring and troubleshooting tools (e.g., Oracle Enterprise Manager, console, scripts)
Strong knowledge of High Availability (HA) setups, clustering, disaster recovery models, and backup/restore processes
Experience automating administrative tasks using scripts
Familiarity with managed data warehouses and query stores
Knowledge of Very Large Database (VLDB) maintenance and optimization
Expertise in index management and statistical analysis for database efficiency
Strong communication skills with the ability to produce clear and detailed technical documentation

Nice to have

Understanding of ITIL practices, particularly in Continual Service Improvement, and data warehousing concepts

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