Experienced Postgres Database Administrator to manage, maintain, and optimize PostgreSQL environments across on-premises and
cloud platforms
. The ideal candidate will have a strong understanding of PostgreSQL architecture, clustering technologies, and migration strategies, along with hands-on experience in performance tuning, backup/recovery, and disaster recovery procedures.
Key Responsibilities:
Database Administration:
* Install, configure, and maintain PostgreSQL databases in production and non-production environments.
* Perform database refresh activities between environments as required.
* Execute
patching and upgrade activities
to ensure databases remain secure, stable, and up to date.
Architecture & Performance:
* Demonstrate a good understanding of PostgreSQL database architecture, including memory management, indexing, and query optimization.
* Handle performance issues by analyzing query execution plans, tuning configurations, and implementing best practices.
High Availability & Clustering:
* Implement and manage repmgr cluster technology for high availability and failover.
* Troubleshoot and resolve cluster node failure issues promptly to minimize downtime.
Migration & Cloud Integration:
* Design and execute migration strategies from on-prem to cloud environments.
* Knowledge of Google Cloud Platform (GCP) or Microsoft Azure for database hosting and services is a plus.
Backup & Recovery:
* Proficient in Database Backup, Recovery, and Disaster Recovery procedures, ensuring data integrity and business continuity.
* Implement logical and physical backup strategies using native PostgreSQL tools and third-party solutions.
Replication:
· Configure and manage logical replication for data synchronization across environments.
Required Skills & Qualifications:
* Proven experience as a Postgres Database Administrator in enterprise environments.
* Strong knowledge of PostgreSQL architecture, including WAL, MVCC, and vacuum processes.
* Hands-on experience with repmgr clustering, failover handling, and node recovery.
* Expertise in performance tuning, query optimization, and troubleshooting.
* Experience with migration strategies from on-premises to cloud platforms.
* Familiarity with Google Cloud or Azure database services.
* Proficiency in backup, recovery, and disaster recovery planning.
* Working knowledge of logical replication and streaming replication.
* Excellent problem-solving and communication skills.
Preferred Qualifications:
* Experience with automation tools (Ansible, Terraform) for database deployments.
* Knowledge of monitoring tools like pgAdmin, Prometheus, or Grafana.
* Scripting skills in Shell, Python, or similar for automation.