Senior PostgreSQL DBA

Ethereum Technologies LLC; New Jersey; On-site; USD 92,000 - 131,000; Full time

Job summary

Ethereum Technologies in Basking Ridge, NJ is seeking an experienced Senior PostgreSQL DBA to design, manage, and secure production PostgreSQL databases hosted on Microsoft Azure. The ideal candidate will own HA/DR, replication (streaming and logical), backups, upgrades, performance tuning, security, and cloud infrastructure, with hands-on administration across Linux and Windows environments.

Strong scripting and automation skills with Terraform, Ansible, Azure CLI, PowerShell, and monitoring

Qualifications

• Must have extensive PostgreSQL HA/DR experience.
• Experience with Azure Database for PostgreSQL Flexible Server.
• Experience managing self-hosted PostgreSQL on Azure VMs.
• Strong Linux (RHEL/CentOS) and Windows Server administration.
• Expertise in streaming and logical replication, Patroni, etcd.
• Experience with pgBackRest, Barman, pg_basebackup backups.
• Strong performance tuning and query optimization.
• Knowledge of Azure networking, security, and encryption.
• Experience with monitoring, incidents, migrations, and upgrades.
• Infrastructure automation with Terraform, Ansible, PowerShell, or similar.

Responsibilities

• Design and maintain high-availability and disaster-recovery for PostgreSQL on Azure.
• Manage active-passive and active-active replication and backup strategies.
• Configure automated failover, read replicas, cross-region replication, and recovery procedures.
• Administer Azure PostgreSQL Flexible Server and self-managed PostgreSQL on Azure VMs.
• Handle PostgreSQL across Linux and Windows environments.
• Configure Azure networking, private endpoints, and encryption.
• Tune performance using EXPLAIN ANALYZE, indexing, and partitioning.
• Manage backups, PITR, WAL archiving, and restore testing.
• Implement security, access controls, TLS, auditing, and compliance.
• Monitor health and lag with Azure Monitor, Prometheus, Grafana, and logs.
• Lead incidents, root-cause analysis, and post-incident improvements.
• Plan migrations and major version upgrades.
• Automate with Terraform, Bicep, Ansible, Azure CLI, and PowerShell.

Skills

PostgreSQL HA

PostgreSQL DR

Azure PostgreSQL

Linux admin

Windows Server admin

Replication (Streaming)

Patroni/etcd

pgBackRest/Barman

Performance tuning

Terraform/Ansible

Tools

Azure CLI

PowerShell

Terraform

Ansible

Bicep

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Job Title: Senior PostgreSQL DBA
Location: Basking Ridge NJ
Duration: 6 Months + Extension
Bill Rate: $81/hour
Job Type: W-2, 1099, C2C
Client: To Be Discussed Later
Work Authorization: US-Citizen, H-1B, OPT-EAD, GC-EAD

Job Description

We are seeking an experienced Senior PostgreSQL DBA to design, manage, optimize, and secure production PostgreSQL databases hosted on Microsoft Azure. The ideal candidate will have strong hands‑on expertise in PostgreSQL administration, high availability, disaster recovery, performance tuning, cloud infrastructure, and database security.

Key Responsibilities:

• Design, implement, and maintain high-availability (HA) and disaster recovery (DR) solutions for PostgreSQL databases on Azure.
• Manage active-passive and active-active replication architectures, including streaming and logical replication.
• Configure automated failover, read replicas, cross-region replication, backup strategies, and recovery procedures.
• Administer Azure Database for PostgreSQL Flexible Server and self-managed PostgreSQL environments on Azure VMs.
• Manage PostgreSQL installations and upgrades across Linux (RHEL, CentOS Stream) and Windows Server environments.
• Configure Azure networking, private endpoints, VNet integration, authentication, managed identities, and encryption.
• Perform database performance tuning using EXPLAIN ANALYZE, pg_stat_statements, indexing, partitioning, and query optimization.
• Manage database backups, point-in-time recovery, WAL archiving, and restore testing.
• Implement database security, access controls, TLS, encryption, auditing, and compliance requirements.
• Monitor database health, replication lag, performance, and availability using Azure Monitor, Log Analytics, Prometheus, and Grafana.
• Lead critical database incidents, troubleshooting, root cause analysis, and post-incident improvements.
• Plan and execute database migrations and major PostgreSQL version upgrades.
• Automate database infrastructure and administration using Terraform, Bicep, Ansible, Azure CLI, and PowerShell.
• Develop and maintain technical runbooks for failover, backup, recovery, and upgrade procedures.

Required Skills:

• Strong expertise in PostgreSQL high availability, disaster recovery, and replication.
• Experience with Azure Database for PostgreSQL Flexible Server.
• Experience managing self-hosted PostgreSQL on Azure Virtual Machines.
• Strong knowledge of Linux (RHEL/CentOS) and Windows Server administration.
• Expertise in streaming replication, logical replication, Patroni, and etcd.
• Experience with backup and recovery tools such as pgBackRest, Barman, and pg_basebackup.
• Strong database performance tuning, query optimization, indexing, and partitioning skills.
• Knowledge of Azure networking, security, authentication, and encryption.
• Experience with database monitoring, incident management, migrations, and version upgrades.
• Infrastructure automation using Terraform, Bicep, Ansible, or PowerShell.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.