Job Title: Senior Specialist - System Managemnt (Azure Cosmos DBA & Postgre SQL DBA)

Job Type: Full Time

Work Mode: Hybrid

Location: Bangalore / Noida / Pune / Hyderabad

Shift: 2:00 PM – 11:00 PM

Expected Joining Date: Immediate

Note : We require your PAN card and Aadhaar card number to upload your profile on the client's portal

Role Overview

We are seeking a highly skilled Azure Cosmos DB Database Administrator (DBA) to manage, optimize, and support enterprise-scale distributed databases. In this role, you will be responsible for ensuring high availability, peak performance, robust security, and cost efficiency across mission-critical Cosmos DB deployments.

Key Responsibilities1. Database Administration & Operations

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Manage and maintain enterprise Azure Cosmos DB environments.

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Monitor overall health, performance, and availability of Cosmos DB accounts, containers, and workloads.

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Perform capacity planning, Request Units (RU/s) management, and partition key optimization.

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Maintain strict SLA adherence for availability, latency, and throughput.

2. Performance & Cost Optimization

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Analyze query performance and optimize indexing policies, partitioning strategies, and data models.

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Rightsize RU provisioning and implement autoscale strategies to minimize infrastructure costs.

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Identify and remediate hot partitions and inefficient query execution patterns.

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Implement caching strategies and optimize SDK usage where applicable.

3. Reliability, Backup & Disaster Recovery (DR)

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Configure and manage multi-region replication and failover policies.

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Validate backup and restore processes (both continuous and periodic backup modes).

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Define, maintain, and execute DR runbooks aligned to RTO/RPO requirements.

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Participate in periodic DR drills and system resilience validation exercises.

4. Security & Compliance

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Implement and enforce Role-Based Access Control (RBAC), Managed Identities, and network security controls (Private Endpoints, VNet integration, NSGs).

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Ensure end-to-end encryption (at-rest and in-transit) in compliance with enterprise security standards.

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Support regulatory audits and compliance frameworks (SOX, SOC, etc.).

5. Automation & DevOps Integration

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Automate infrastructure provisioning and administration using Infrastructure-as-Code (IaC) tools like Ansible.

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Integrate Cosmos DB operational management into CI/CD pipelines.

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Develop automated scripts and runbooks for proactive monitoring, alerting, and incident remediation.

6. Monitoring & Observability

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Utilize Azure Monitor, Log Analytics, and Application Insights for deep telemetry.

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Build custom dashboards and alerts for proactive performance management.

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Partner with full-stack observability platforms (e.g., Dynatrace) for comprehensive monitoring.

7. Collaboration & Support

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Collaborate with application development teams on data access patterns and performance tuning.

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Provide L3/L4 technical support for production incidents and conduct Root Cause Analysis (RCA).

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Contribute to cloud architecture reviews, strategy discussions, and migration initiatives.

Required Skills & ExperienceMandatory Skills

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Azure Cosmos DB

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PostgreSQL - DB Administration

Core Database Expertise

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Robust hands-on experience administering and managing Azure Cosmos DB.

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Deep architectural understanding of:

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Partitioning strategies and distributed data modeling.

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Indexing mechanisms and advanced query optimization.

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RU/s consumption mechanics and scaling models.

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Practical knowledge of NoSQL data modeling principles for distributed architectures.

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Proficiency with toolsets and APIs:

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Azure Portal, Azure CLI, PowerShell

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Cosmos DB APIs (SQL Core, MongoDB, Cassandra)

Cloud Platform Expertise

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Deep technical expertise in Microsoft Azure.

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Demonstrated experience with:

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Multi-region enterprise architectures.

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High availability (HA) configurations and automated failover strategies.

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Enterprise networking components (VNets, Private Endpoints, NSGs).

Nice-to-Have Skills

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Secondary Databases: Hands-on experience with native MongoDB, DynamoDB, or equivalent distributed stores.

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Theoretical Concepts: Solid grasp of the CAP theorem, eventual consistency, and trade-offs in distributed systems design.

Main Keywords

Cosmos DB | PostgreSQL DB | Azure | Infrastructure DBA | NoSQL | Azure CLI | IaC Ansible

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