PostgreSQL Database Administrator

14 hours ago


Coimbatore, Tamil Nadu, India Larsen & Toubro Infotech Ltd (LTI) Full time ₹ 15,00,000 - ₹ 25,00,000 per year

PostgreSQL DBA

Role Overview

The PostgreSQL Database L2 Administrator is responsible for managing maintaining and optimising PostgreSQL database environments in production and nonproduction systems This role acts as the secondlevel escalation point for incidents ensures database availability and supports performance tuning security and automation initiatives

Key Responsibilities

Database Administration

Install configure and upgrade PostgreSQL databases across environments

Manage database objects schemas tables indexes triggers and maintain database schema integrity

Perform performance tuning query optimisation and capacity planning

Incident Problem Management

Act as L2 escalation for databaserelated incidents and service requests

Troubleshoot and resolve issues related to replication backup failures and performance bottlenecks

Backup Recovery

Implement and monitor backup strategies using native tools pgdump pgbasebackup

Perform disaster recovery drills and ensure compliance with RPORTO objectives

High Availability Replication

Configure and maintain HADR setups streaming replication logical replication

Monitor replication lag and ensure failover readiness

Security Compliance

Manage user roles permissions and database security policies

Ensure compliance with internal and regulatory standards

Automation Scripting

Develop automation scripts ShellPython for routine DBA tasks

Implement proactive monitoring and ing for database health

Collaboration

Work with developers DevOps and application teams on schema design migrations and CICD pipelines

Provide best practice guidance for database usage and performance

Required Skills Experience

Technical Expertise

Strong knowledge of PostgreSQL architecture configuration and internals

Handson experience with PostgreSQL upgrades patching and migrations from Oracle or other RDBMS

Familiarity with VACUUM ANALYZE AutoVacuum tuning and tablespace management

Tools Technologies

Proficiency in pgAdmin psql and monitoring tools eg pgstatstatements Prometheus Grafana

Scripting skills in Shell Python for automation

Soft Skills

Strong analytical and troubleshooting skills

Ability to work in 24x7 rotational shifts and handle oncall support

Good communication and documentation skills



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