Tata Consultancy Services

Senior Postgres/DB2 DBA

Tata Consultancy Services$95K — $110K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience in PostgreSQL and DB2 administration
  • Strong understanding of database performance tuning and query optimization
  • Experience with AWS RDS PostgreSQL or other cloud databases
  • Proven skills in backup & recovery strategies and high availability setups
  • Familiarity with Linux/Unix administration and shell scripting
  • Knowledge of ITSM and change management processes
  • Experience with database migration and modernization projects

Responsibilities

  • Administer and manage PostgreSQL and DB2 databases, including installation and upgrades
  • Monitor database performance and perform analysis for query optimization
  • Design backup and recovery strategies, ensuring business continuity
  • Provide L3 support for production database environments and troubleshoot issues
  • Implement database security best practices and manage user access
  • Lead database migration initiatives and support cloud migration efforts
  • Collaborate with cross-functional teams to provide technical guidance and mentoring

Benefits

  • Opportunity to work with cutting-edge database technologies
  • Scope for professional development and skills enhancement
  • Involvement in cloud migration and modernization efforts
  • Collaboration with a diverse range of teams and stakeholders
  • Participation in on-call support for critical systems
Full Job Description
Senior Postgres /DB2 DBA
• PostgreSQL/ DB2
• PostgreSQL Database Administration (v11 and above)
• Installation, configuration, upgrades, and patching
• Performance tuning and query optimization
• Replication, clustering, and high availability
• Backup and recovery strategies
• Database monitoring and health checks
• PostgreSQL security and access management
• PostgreSQL on Linux environments
• Experience with AWS RDS PostgreSQL or cloud-hosted databases
• IBM DB2 Database Administration
• DB2 Performance Monitoring and Tuning
• SQL Optimization and Index Management
• Database Backup and Recovery
• DB2 Security and User Administration
• Database Migration and Upgrade Activities
• Production Support and Incident Management
• Additional Skills
• Linux/Unix Administration
• Shell Scripting (Bash/KSH)
• SQL and Stored Procedure Development
• Monitoring Tools and Alert Management
• Database Migration and Modernization Projects
• Git, Jenkins, CI/CD Concepts
• Cloud platforms (AWS preferred)
• ITSM and Change Management Processes
• Database Administration
• Install, configure, upgrade, patch, and administer PostgreSQL and DB2 databases.
• Manage database capacity planning, growth forecasting, and storage utilization.
• Create and maintain development, QA, UAT, and production database environments.
• Performance Management
• Monitor database performance and availability.
• Analyze and optimize SQL queries, indexes, and execution plans.
• Troubleshoot slow-running queries and application performance bottlenecks.
• Implement proactive monitoring and alerting mechanisms.
• Backup, Recovery & High Availability
• Design and execute database backup and recovery strategies.
• Maintain disaster recovery and business continuity solutions.
• Configure and support replication, failover, and high-availability architectures.
• Conduct regular DR drills and recovery validation exercises.
• Production Support
• Provide L3 database support for critical production environments.
• Perform root cause analysis for incidents and recurring issues.
• Participate in on-call support rotations when required.
• Prepare RCA documents and operational reports.
• Security & Compliance
• Implement database security standards and best practices.
• Manage user accounts, roles, privileges, and auditing.
• Ensure compliance with organizational and regulatory requirements.
• Support vulnerability remediation and security audits.
• Migration & Modernization
• Lead database migration initiatives between environments and platforms.
• Support cloud migration and modernization programs.
• Ensure minimal downtime and data integrity during migrations.
• Collaboration
• Work closely with application teams, architects, cloud engineers, and business stakeholders.
• Provide technical guidance and mentoring to junior DBAs.
• Participate in design reviews and architecture discussions.

Salary Range- $95,000-$110,000 a year

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About Tata Consultancy Services

Tata Consultancy Services (TCS) is an Indian multinational information technology (IT) services and consulting company, headquartered in Mumbai, Maharashtra, India. It is a subsidiary of Tata Group and operates in 149 locations across 46 countries. TCS is the largest Indian company by market capitalization and is ranked 11th on the Forbes Global 2000 list of the world's biggest public companies. TCS is also the second-largest IT services company in the world by revenue and the largest employer of women in India. The company provides services in areas including IT, consulting, and business solutions.
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