Technical Lead

Tata Consultancy Services; Brookshire (TX); On-site; USD 95,000 - 100,000; Full time

Job summary

Tata Consultancy Services is seeking a PostgreSQL DBA to manage and optimize PostgreSQL environments across on-premises and cloud platforms.

The role emphasizes architecture, clustering, migration strategies, performance tuning, backup/recovery, and disaster recovery. Hands-on experience with repmgr and cloud hosting in GCP or Azure is a plus.

Qualifications

• Proven experience as a Postgres DBA in enterprise environments.
• Strong knowledge of PostgreSQL architecture, including WAL, MVCC, and vacuum.
• Hands-on experience with repmgr clustering, failover handling, and node recovery.
• Experience with migration strategies from on-premises to cloud platforms.
• Excellent problem-solving and communication skills.

Responsibilities

• 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.

Skills

PostgreSQL

WAL

MVCC

RepMgr

Performance tuning

Query optimization

Cloud migration

Backup & recovery

Logical replication

Streaming replication

Education

Bachelor's degree in Computer Science

Tools

pgAdmin

Prometheus

Grafana

Ansible

Terraform

Job description

PostgreSQL DBA

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

• 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 Oracle DBA, RMAN, Goldengate, Exadata.
• 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.

Salary Range: $95,000–$100,000 a year

Qualifications

Bachelor of Computer Science