PostgreSQL and Azure Cosmos Database Administrator

Database Administrator (DBA) with hands‑on experience in PostgreSQL and Azure Cosmos DB to support and operate critical database platforms across the enterprise.

The DBA will work closely with application teams, Cloud Engineering, Information Security, and Audit partners to ensure database platforms meet client's Information Security Policy, regulatory expectations, and operational excellence standards.

Key Responsibilities

PostgreSQL Database Administration

• Install, configure, and maintain PostgreSQL databases across production and non‑production environments
• Perform database upgrades, patching, and version migrations in alignment with Voya change management processes
• Monitor database health, performance, replication, and capacity
• Troubleshoot and resolve performance issues related to SQL, locks, indexing, and resource utilization
• Implement and manage high availability and replication configurations
• Support schema changes and database deployments in partnership with application teams

Azure Cosmos DB Administration

• Administer and support Azure Cosmos DB (Core SQL API required; other APIs a plus)
• Monitor RU/s, latency, availability, storage, and throughput consumption
• Optimize partitioning strategies, indexing policies, and data models for performance and cost efficiency
• Support backup, restore, and disaster recovery configurations
• Work with application teams to ensure scalable and resilient cloud data architectures
• Enforce secure access patterns using Azure RBAC and Cosmos DB security features

Security, Compliance & Audit Support

• Implement database security best practices to protect C3 (Confidential) and C4 (Secret) data
• Support privileged access controls in alignment with Voya standards (e.g., CyberArk)
• Implement and maintain database auditing and logging to support SOX/MAR, SOC, and internal audit requirements
• Partner with Information Security on risk‑based monitoring, logging, and control design
• Assist with audit walkthroughs, evidence requests, and remediation activities
• Ensure consistency between data sensitivity classifications and database security controls

Operations, Resilience & Reliability

• Provide proactive monitoring and alerting for database platforms
• Participate in incident response, root cause analysis, and problem management
• Support disaster recovery planning, execution, and testing
• Maintain operational documentation, standards, and runbooks
• Identify opportunities for automation and operational efficiencies
• Support on‑call or escalation rotations as required

Technical Skills

• 4+ years of hands‑on DBA experience supporting PostgreSQL in enterprise environments
• Hands‑on experience with Azure Cosmos DB
• Strong SQL and performance tuning skills
• Experience with database backup, recovery, replication, and high availability
• Working knowledge of Azure cloud services and cloud operating models

Nice to Have

• Automation and scripting experience (Shell, Python, PowerShell)
• Exposure to monitoring and observability tools
• Knowledge of additional database platforms (Oracle, SQL Server, MySQL)