About the Role We are seeking a highly experienced Database - Subject Matter Expert (SME) with hands-on expertise in database administration, performance optimization, high availability, observability and automation in large-scale distributed environments
Experience working in the Telecommunication domain handling high-volume, real-time data, event-driven architectures, provisioning systems, billing systems or network management systems is a strong advantage This role will manage and optimize mission-critical databases that support telecom-grade workloads with strict SLAs, low latency and high reliability
Primary Responsibilities
Administer, monitor and optimize production database systems (MySQL, MariaDB, MongoDB, MongoDB Atlas, Oracle, AWS RDS)
Perform installation, configuration, patching, upgrades, clustering and replication
Automate schema/version changes using Liquibase
Ensure high availability, replication, failover, and multi-region deployments
Plan and execute backup, restore, and disaster recovery strategies
Troubleshoot critical performance issues, slow queries, deadlocks, replication failures
Optimize performance across queries, indexing, caching, memory, and storage
Deploy and manage containerized database workloads using Docker and Kubernetes
Integrate and operate distributed systems like Redis/Elastic Cache, ETCD, RabbitMQ, AMQ, Kafka
Build automation using Shell/Python scripting and tools like Ansible/Terraform
Implement proactive monitoring and alerting with New Relic, Grafana and other APM/logging systems
Generate performance dashboards, trend analysis and optimization recommendations
Work closely with application teams on schema design, indexing and query tuning
Maintain strong database security, auditing, encryption, RBAC and compliance (GDPR/HIPAA/SOC2)
Prepare documentation, runbooks, architecture diagrams and troubleshooting guides
Participate in 24x7 on-call rotation
Required Skills & Qualifications
10+ years of experience in database engineering and administration
Hands-on administration experience with: MySQL, MariaDB, MongoDB, MongoDB Atlas, Oracle, AWS RDS Schema/version management: Liquibase
Strong SQL and NoSQL fundamentals
Experience with distributed caching and message queues: ETCD, Redis, Elastic Cache, RabbitMQ, AMQ, Kafka
Experience with New Relic and Grafana for monitoring, alerting, dashboarding, performance insights
Strong Linux, networking, system tuning expertise
Advanced performance tuning and query optimization skills
Automation experience: Ansible and Terraform
Experience with CI/CD pipelines and containerized DB deployments
Excellent problem-solving, troubleshooting, and RCA skills
Strong communication and documentation ability
Nice to Have Experience with Elastic or other observability stacks
Cloud certifications (AWS/GCP/Azure)
Experience building internal automation tools or monitoring frameworks
What You Can Expect
A culture focused on innovation, learning, and technical depth
Work with skilled engineers, architects, DevOps and SRE teams
Opportunities to build and optimize high-availability, enterprise-grade systems
Ownership of modernizing and scaling critical data platforms
