Senior Database Administrator

Role, Responsibilities & Required Skills

• Design and implement Oracle RAC environments from scratch on Solaris (including LDOM) and Linux (MANDATORY)
• Configure and manage Oracle Grid Infrastructure, ASM, and Data Guard (DR)
• Architect and manage advanced clustering, High Availability (HA), and Disaster Recovery (DR) solutions across all database platforms
• Perform cross-platform database migrations (Oracle, SQL Server, MySQL, PostgreSQL) across on-prem and cloud environments (Azure / OCI / AWS)
• Administer and optimize:
• o
• SQL Server (AlwaysOn, FCI, Azure ↔ On-prem migrations)
• o

MySQL clusters (Galera / InnoDB Cluster)

PostgreSQL clusters (Patroni-based HA)

• Strong hands-on experience with Solaris (including LDOM) and Linux environments
• Design and implement comprehensive database security frameworks across all platforms
• Implement and manage Database Activity Monitoring (DAM) solutions for real-time monitoring, alerting, and threat detection
• Manage authentication, authorization, and role-based access control (RBAC) aligned with least privilege principles
• Implement advanced encryption mechanisms (TDE, data-at-rest, SSL/TLS for data-in-transit)
• Configure and manage database auditing and monitoring (Oracle Unified Auditing, SQL Server Audit, PostgreSQL/MySQL logging)
• Perform database hardening, vulnerability assessments, and security benchmarking (CIS, best practices)
• Ensure compliance with enterprise security policies and regulatory standards
• Manage patching, security updates, and proactive risk mitigation
• Integrate databases with enterprise identity and access systems (LDAP, Active Directory, IAM)
• Collaborate with security teams for SIEM integration, monitoring, and incident response
• Work closely with network security layers (Firewalls, WAF, Load Balancers) to ensure end-to-end protection
• Ensure secure database and application architecture design, including secure access patterns and data protection strategies
• Work on database integrations with enterprise applications, middleware, and APIs
• Contribute to application and infrastructure architecture design (LB, WAF, Firewall layers)
• Hands-on experience with cloud database deployments and migrations
• Collaborate with DevOps, application, infrastructure, and network teams
• Perform advanced performance tuning and troubleshooting in clustered environments
• Manage backup, recovery, and DR drills across all database platforms
• Ensure business continuity, failover readiness, and system resilience
• Develop automation scripts using Shell / Bash / Python

• Oracle Certifications (OCP / OCM)

• Experience with automation tools (Ansible, Terraform)
• Exposure to container platforms (Docker / Kubernetes)