Senior PostgreSQL DBA — Performance, Automation & Migrations

HCL Technologies Limited; Leeuwarden; Hybrid; EUR 60,000 - 90,000; Full time

Job summary

HCL Technologies Limited is seeking an experienced PostgreSQL Database Administrator to support a business-critical data platform in the banking sector. You will work hands-on in PostgreSQL administration and contribute to automation and platform operations within an international Agile DevOps team.

The role involves planned migrations to PostgreSQL, ongoing reliability improvements, and performance tuning.

Qualifications

• Experience in PostgreSQL database administration and production support.
• Strong knowledge of Linux and scripting (Bash/Python).
• Hands-on experience with performance tuning, indexing, replication, backup and recovery.
• Familiarity with on-call rotations and incident response in a DevOps environment.
• Experience with migrations and cloud/DevOps tooling is a plus.

Responsibilities

• Install, configure, patch, and upgrade PostgreSQL databases.
• Monitor health, optimize SQL queries and indexes.
• Manage replication, HA, backups, and recovery.
• Administer databases, schemas, roles, and permissions.
• Investigate incidents, perform root-cause analysis and capacity planning.
• Automate maintenance tasks using scripting and tooling.
• Participate in migrations and on-call rotations.

Skills

PostgreSQL DBA

Linux admin

Scripting (Bash/Python)

Performance tuning

Backup & recovery

Replication & HA

English communication

Tools

Ansible

Azure DevOps pipelines

Docker

Git/GitHub

Maven

Prometheus

Grafana

ELK

Job description

HCL Technologies Limited is seeking an experienced PostgreSQL Database Administrator to support a business-critical data platform in the banking sector. You will work hands-on in PostgreSQL administration and contribute to automation and platform operations within an international Agile DevOps team.

The role involves planned migrations to PostgreSQL, ongoing reliability improvements, and performance tuning.