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Job Description & How to Apply Below
Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our workforce and implemented through equitable workplace policies and processes.
Job Requirements
Enterprise DBA experience supporting Oracle, SQL Server, and PostgreSQL databases
Strong hands‑on experience with Oracle Data Guard (physical/logical), switchover, and failover operations
Expertise in Oracle Multitenant architecture (CDB/PDB), upgrades, and PDB lifecycle management
Solid experience with MS SQL Server Always On Availability Groups and failover clustering
Advanced database performance tuning, query optimization, indexing, and capacity planning
Experience performing database patching, minor/major upgrades, and vulnerability remediation
Proven knowledge of backup and recovery tools (RMAN, SQL Server native, third‑party solutions)
Exposure to on‑prem to cloud database migrations and modernization initiatives
Working knowledge of database security, encryption, auditing, and access management
Ability to support 24x7 production environments and participate in on‑call rotations
Key Responsibilities
Administer and support Oracle databases using Data Guard and Multitenant (CDB/PDB) architecture
Manage MS SQL Server environments including Always On, clustering, and performance baselines
Ensure high availability, disaster recovery readiness, and conduct regular DR drills
Proactively monitor databases and resolve availability, performance, and capacity issues
Plan and execute database upgrades, patching cycles, and maintenance activities
Perform database restores and recovery during incidents and unplanned outages
Support application teams with deployments, schema changes, and query optimization
Participate in database migration projects across on‑prem and cloud platforms
Maintain operational documentation, SOPs, and runbooks
Collaborate with infrastructure, cloud, security, and application stakeholders
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