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Mamidi S. — Senior SQL Server Database Administrator from India

Mamidi S.

Senior SQL Server Database Administrator

India 6+ years
Open to offersNew to Platform
Languages
English
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About

Suvarna L., an accomplished SQL SERVER DBA, brings over eight years of expertise in the IT industry, specializing in database administration and management. She has held prominent roles at leading global companies such as Accenture Solutions Pvt Ltd and Capgemini Technologies India Pvt Ltd, where she honed her skills in SQL Server environments. Suvarna has extensive experience in the installation, patching, and troubleshooting of SQL Servers spanning from 2005 to 2019. Her proficiency extends to administering these servers using graphical tools and performing critical migration and upgrade activities, ensuring minimal downtime and operational continuity. Notably, Suvarna has successfully executed high-profile projects for major clients like Vodafone in Germany and Centrica in London, managing complex database environments and implementing high availability solutions such as Log Shipping, Database Mirroring, Clustering, and AlwaysOn Availability Groups. Her ability to tackle intricate issues, like resolving database suspect states and conducting point-in-time restores, underscores her strong problem-solving aptitude in the challenging domain of database management.

Experience

  • SENIOR SQL DBA

    VODAFONE · 2024 — 2025
    Migrated SQL Server instances from versions 2012 and 2014 to SQL Server 2022 with a focus on minimal downtime and data integrity. Installed SQL Server 2022 on a Windows Failover Cluster, ensuring system stability by applying the latest Cumulative Updates. Created shared disks for data synchronization and reconfigured SQL Server settings including logins and SQL Agent jobs. Updated DNS entries and managed the decommissioning of the migrated SQL Servers. Addressed client requests and conducted testing activities on development servers. Monitored and closed tickets within SLA time. Configured and audited SQL Servers pre-migration and performed manual failover and failback operations in a Failover Cluster environment. Resolved disk space issues and ensured application validation post-upgradation.
  • SQL DBA

    CENTRICA · 2021 — 2024
    Conducted Always On Availability Group configurations, adding nodes in the respective servers within SQL Server. Applied patches in Always On and Cluster environments. Executed manual failover and failback operations for disaster recovery activities in the Always On AG setup. Created Always On listeners and managed upgradation and patching tasks. Engaged in migration activities, performing both Side-by-Side Migration and In Place Upgrade of SQL Server. Addressed issues related to long-running queries, high CPU and memory usage, and resolved blocking and deadlock scenarios. Oversaw SQL Server installations and uninstallation processes.
  • SQL DBA

    METLIFE · 2017 — 2021
    Developed logins and roles under various authentication modes as part of security policies, granting permissions and troubleshooting failed logins. Managed maintenance plans, jobs, and alerts, establishing weekly and monthly plans that included backups, integrity checks, index rebuilding, and data purging. Utilized Performance Monitor and SQL Profiler to trace long-running queries and deadlocks while successfully resolving database suspect state issues. Restored databases to Point-In-Time and managed activities surrounding daily tickets related to database growth and backup failures. Reported monthly alerts and sought to minimize occurrences. Engaged in Build documentation and new SQL Server verifications, alongside decommissioning databases and addressing disk space issues. Participated in disaster recovery planning and security management operations.

Skills & Expertise

Education

  • BTech(EEE)
    Sri Venkateshwara Institute Of Technology · 2010 — 2014

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