Noida, Uttar Pradesh
Job Summary
We are seeking a highly skilled and experienced SQL Server & PostgreSQL Database Administrator (DBA)
to manage, maintain, and optimize mission-critical database environments. The ideal candidate should
possess strong expertise in Microsoft SQL Server and PostgreSQL administration, database performance
tuning, high availability, disaster recovery, security compliance, and automation.
The candidate will work closely with application teams, infrastructure teams, cloud engineers, and
business stakeholders to ensure database availability, reliability, and operational excellence.
Key Responsibilities
Microsoft SQL Server Administration
Install, configure, upgrade, patch, and maintain SQL Server environments.
Manage SQL Server AlwaysOn Availability Groups, Clustering, Log Shipping, Replication, and Failover
strategies.
Perform database backup, recovery, refresh, and cloning activities.
Monitor database health, performance, and capacity utilization.
Troubleshoot production issues and provide root cause analysis.
Implement SQL Server security standards, auditing, and compliance controls.
PostgreSQL Administration
Install, configure, administer, and maintain PostgreSQL databases.
Manage PostgreSQL replication, streaming replication, logical replication, and high availability solutions.
Perform performance tuning of PostgreSQL databases, queries, indexes, and configurations.
Execute PostgreSQL version upgrades and migrations.
Administer PostgreSQL backup and recovery solutions.
Monitor PostgreSQL instances and proactively identify performance bottlenecks
Performance & Capacity Management
Analyze and optimize database performance.
Identify slow-running queries and implement tuning recommendations.
Conduct index optimization and statistics maintenance.
Perform database growth forecasting and capacity planning.
Ensure optimal resource utilization across database environments.
High Availability & Disaster Recovery
Design, implement, and support HA/DR architectures.
Execute disaster recovery testing and failover exercises.
Maintain and validate backup and recovery strategies.
Ensure compliance with defined RTO/RPO objectives.
Database Security & Compliance
Implement database security best practices.
Manage user access, roles, privileges, and authentication mechanisms.
Support vulnerability remediation and security audits.
Enforce encryption, password policies, and governance standards.
Ensure compliance with organizational and regulatory requirements.
Automate repetitive DBA activities using tools such as:
Ansible
PowerShell
Shell scripting
SQL scripting
Build automated workflows for:
Database provisioning
Backup validation
Health checks
Patching activities
Refresh and cloning operations
Production Support
Provide L3/L4 support for critical production environments.
Participate in on-call support rotation.
Support incident, problem, and change management processes.
Work closely with application and infrastructure teams during outages and major incidents.
Skill Requirements
Mandatory Technical Skills
SQL Server
SQL Server 2016/2019/2022 Administration
AlwaysOn Availability Groups
Clustering
Replication
Backup & Recovery
Performance Tuning
Query Optimization
Security & Auditing
PostgreSQL
PostgreSQL 12/13/14/15/16 Administration
Replication & High Availability
Backup & Recovery
Performance Tuning
Query Optimization
Extension Management
Schema & Role Administration
Operating Systems
Windows Server
Linux (RHEL, CentOS, Ubuntu)
Preferred Skills
Experience with database migrations and modernization projects.
Experience in cloud-native database platforms.
Knowledge of ITIL processes.
Experience working in globally distributed support teams.
Exposure to DevOps and CI/CD practices.
Knowledge of database security and cybersecurity compliance frameworks.
Other Requirements
Soft Skills
Excellent communication and stakeholder management skills.
Strong analytical and troubleshooting abilities.
Ability to work under pressure in a 24x7 production environment.
Strong documentation and presentation skills.
Ability to mentor junior DBAs and lead technical initiatives
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