Overview
MySQL/ Oracle Database Administrator Jobs in Colombo, Western Province, Sri Lanka at Talenttide_LK
Title: MySQL/ Oracle Database Administrator
Company: Talenttide_LK
Location: Colombo, Western Province, Sri Lanka
What You'll Do
- Design, review, and optimize database schemas in collaboration with product engineering teams to support application performance and scalability
- Own query performance tuning — proactively identify slow queries, analyze execution plans, and implement indexing and optimization strategies
- Administer Aurora RDS (MySQL-compatible) and DocumentDB instances across production and non-production environments
- Architect and maintain backup, recovery, and disaster recovery procedures; conduct regular DR testing to ensure RTO/RPO targets are met
- Enforce database security best practices including access control, IAM policies, secrets management, and encryption at rest and in transit
- Build and maintain monitoring and alerting pipelines for database health, query performance, replication lag, and resource utilization
- Partner with DevOps to support database infrastructure changes within AWS VPC and subnet configurations
- Define and enforce database standards, documentation, and runbooks for the engineering organization
What You Bring
• 5+ years of hands-on MySQL database administration experience in production environments
• Deep expertise with Aurora RDS (MySQL-compatible); experience with DocumentDB is a strong plus
• Strong proficiency in query optimization, index design, and execution plan analysis
• Solid understanding of backup and recovery strategies, including point-in-time recovery and cross-region failover
• Experience with AWS database services — RDS, Aurora, Parameter Groups, Security Groups, VPC networking
• Working knowledge of database security: IAM auth, SSL/TLS, secrets management (AWS Secrets Manager or equivalent)
• Comfortable with monitoring tools such as CloudWatch, Percona Monitoring and Management (PMM), or equivalent
• Ability to communicate clearly with developers and non-technical stakeholders, including explaining trade-offs and data model decisions
