Senior Database Administrator (Sr. DBA)

• Design, implement, and maintain secure, high-performance relational and non-relational databases supporting Linux, Windows, and cloud platforms
• Implement and manage HA/DR features including replication, clustering, geo-redundancy, and automated failover to support the 99.999% availability target
• Conduct backup and recovery testing to validate disaster recovery procedures; develop and maintain technical documentation for failover procedures, RPO, and RTO
• Optimize database performance through query tuning and capacity planning; ensure resilience to outages and support continuity of operations
• Perform data migration and restoration testing to validate reliability during DR events; participate in periodic DR drills and failover exercises
• Manage and track configuration baselines for all database CIs in coordination with the CM team (Task 3), including version control, change tracking, and rollback planning
• Perform patch management and updates for database operating systems, applications, and firmware to ensure compliance, security, and stability
• Monitor and analyze database logs, alerts, and telemetry to proactively identify and address potential failures before they impact operations
• Perform security maintenance tasks including vulnerability remediation, compliance patching, and verification of security hardening standards against CIS guidelines
• Develop technical documentation including system architecture documents, network/database diagrams, and operational procedures; deliver within 10 days of COR request
• Support asset correlation for database systems - mapping CVEs/KEVs to known database software/versions and providing remediation recommendations

Do you have experience in Windows?