▷ (3 Days Left) Senior Database Administrator

4 weeks ago

Thiruvananthapuram Trivandrum Bengaluru, India Reflections Info Systems Full time

Job Description

The primary job role of a Senior Database Administrator (DBA) includes overseeing the management, maintenance, and optimization of databases within the organization. Works on strategic initiatives to align the database infrastructure with long-term business goals and ensures that best practices in database management are consistently followed.

Main duties/responsibilities

- Optimize database queries to ensure fast and efficient data retrieval, particularly for complex or high-volume operations.
- Design and implement effective indexing strategies to reduce query execution times and improve overall database performance.
- Monitor and profile slow or inefficient queries and recommend best practices for rewriting or re-architecting queries.
- Continuously analyze execution plans for SQL queries to identify bottlenecks and optimize them.
- Database Maintenance: Schedule and execute regular maintenance tasks, including backups, consistency checks, and index rebuilding.
- Health Monitoring: Implement automated monitoring systems to track database performance, availability, and critical parameters such as CPU usage, memory, disk I/O, and replication status.
- Proactive Issue Resolution: Diagnose and resolve database issues (e.g., locking, deadlocks, data corruption) proactively, before they impact users or operations.
- High Availability: Implement and manage database clustering, replication, and failover strategies to ensure high availability and disaster recovery (e.g., using tools like SQL Server Always On, Oracle RAC, MySQL Group Replication).
- Capacity Planning: Monitor resource consumption and plan for growth to ensure the database can scale effectively with increasing data volume and transaction load.
- Resource Optimization: Analyze and optimize resource usage (CPU, memory, disk, network) to reduce operational costs.
- Licensing Management: Ensure that database licensing models are properly adhered to and identify opportunities for reducing licensing costs.
- Cloud Cost Management: Use cost analysis tools (e.g., AWS Cost Explorer, Azure Cost Management) to monitor and optimize cloud database spend, identifying opportunities for right sizing or reserving instances.

Primary skills

- 5-7 years of experience in Microsoft SQL Server administration

Qualifications

- Bachelors degree in computer science, software engineering or a related field
- Microsoft SQL certifications (MTA Database, MCSA: SQL Server, MCSE: Data Management and Analytics) will be an advantage.

Secondary Skills

- Experience in MySQL, PostgreSQL, and Oracle database administration.
- Exposure to Data Lake, Hadoop, and Azure technologies
- Exposure to DevOps or ITIL

Behavioral competencies

- Communication
- Teamwork
- Digital Mindset
- Operational Excellence
- Analytical Ability
- Customer Centricity
- Business and Market Acumen
- Empathy
- Growth Mindset

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