Manikanta

Senior Database Administrator with 7+ years of hands-on experience architecting, administering, and optimizing enterprise-grade SQL Server and Oracle database environments. Demonstrated expertise in High Availability (HA) and Disaster Recovery (DR) design, performance tuning, query optimization, and cloud database migration (AWS Cloud). Proven track record managing 3,000+ production databases (10 TB+) with 99.99% uptime SLA.

Skilled in automating database operations using PowerShell and T-SQL scripts to drive efficiency and reduce operational overhead.

Senior Database Administrator - Esko Graphics India Private Limited

(2021-11 - 2026-05)

Administered and maintained 3,000+ SQL Server and Oracle databases managing over 10 TB of critical enterprise data with 99.99% uptime SLA compliance.

• Administered Microsoft SQL Server hosted on Azure Virtual Machines (Azure IaaS) across Development, UAT, and Production environments, ensuring high availability, performance optimization, security, backup & recovery, and operational stability.
• Designed and deployed AlwaysOn Availability Groups (AG) across multi-node WSFC for zero-downtime failover.
• Led end-to-end cloud migration (on-prem to AWS Cloud) using AWS DMS — reducing infrastructure costs by 40%.
• Performed deep-dive performance tuning including execution plan analysis, index tuning, and wait-statistics-driven query rewrites — improving query response time by 30%.
• Managed P1/P2 production incidents end-to-end, performing root cause analysis (RCA) and coordinating with application, infrastructure, and cloud teams to resolve critical database issues and maintain SLA compliance.
• Configured and managed SQL Server Linked Servers for cross-platform connectivity between SQL Server and Oracle, developing distributed queries and supporting cross-database reporting solutions.
• Engineered automated monitoring frameworks using PowerShell, SQL Server Agent Alerts, Database Mail, and DMV/Extended Events-based alerting — reducing manual DBA intervention by 50%.
• Implemented comprehensive Backup & Recovery strategies (full, differential, transaction log) with automated integrity checks, conducting regular backup validation and disaster recovery drills to confirm RPO/RTO objectives were met quarterly.
• Enforced database security best practices including TDE, RBAC, audit logging, and SQL Vulnerability Assessments (ISO 27001, SOC 2); managed database users, roles, and permissions, supporting audit compliance through regular security reviews.
• Performed proactive storage monitoring, database growth forecasting, and capacity planning to prevent service disruptions, alongside storage provisioning and license optimization — delivering 15% YoY savings.
• Partnered with cross-functional development teams on schema design changes, stored procedure optimization, and indexing strategies across multiple CI/CD release cycles, ensuring database changes were production-ready with minimal downtime.
• Working knowledge of Oracle GoldenGate for real-time data replication — Extract, Data Pump, and Replicat for CDC scenarios.

Database Administrator - MTAR Technologies

(2018-07 - 2021-05)

Managed SQL Server 2008–2016 and Oracle 11g/12c databases supporting manufacturing and ERP systems with high availability and data integrity.

• Implemented and maintained HA/DR solutions: SQL Server Failover Clustering, Log Shipping, and Oracle Data Guard.
• Administered Oracle RMAN backup schedules, performed point-in-time recoveries, and validated backup integrity regularly.
• Diagnosed and resolved critical production issues — blocking chains, deadlock loops, high CPU, and runaway queries using Extended Events and wait-statistics.
• Created and maintained T-SQL and PL/SQL stored procedures, triggers, and scheduled jobs for ETL pipelines and data transformation.
• Performed regular index maintenance, statistics updates, and DBCC consistency checks for data integrity and optimal performance. Coordinated with infrastructure and application teams during patch cycles and version upgrades with zero unplanned downtime.
• Authored and maintained a comprehensive library of SOPs, runbooks, and DR playbooks across SQL Server and Oracle environments, ensuring team knowledge continuity and audit readiness for ISO 27001 and SOC 2 compliance reviews.

Bachelor of Technology (B.Tech) - Bhagwant University (2016)