Mongo Db

3 days ago


Gurugram Haryana, India Cognizant Full time

**Skills-Mongo DB**

**Experience: 6 to 12 years**

**Location: AIA-Gurgaon**

**Job Summary**

We are seeking a Senior MongoDB Database Administrator-Developer with 6+ years of

hands-on experience to take ownership of our database infrastructure. This is a high-impact role where you will be responsible for managing tuning and supporting our MongoDB environments across development staging and production systems. You will play a key role in maintaining data integrity ensuring system performance and planning for future growth.

**Responsibilities**

**Database Administration**

Monitor maintain and optimize MongoDB performance and uptime
- Configure and fine-tune database parameters for maximum efficiency
- Implement robust backup and recovery strategies
- Ensure data integrity security and compliance across environments
- Migrate databases from on-premises to cloud instances (Community to Atlas)
- Upgrade databases agents etc. to newer Mongo versions

**Application Support**
- Perform routine maintenance and version upgrades
- Provide responsive expert-level support to engineering and end-users
- Maintain detailed documentation of procedures configurations and best practices

**Database Development**
- Create scripts to pull data from MongoDB databases for analysis and reporting purposes
- Enhance and refine ETL scripting as needed (FiveTran and Snowflake)

**Capacity Planning**
- Analyze database usage trends to anticipate future needs
- Develop and recommend data growth and scaling strategies
- Monitor system performance and proactively address bottlenecks
- Right-size server resources and manage efficient data archival processes

**Performance Optimization**
- Tune databases for optimal performance (indexes oplog disk IO etc.)
- Design and maintain efficient indexing strategies
- Monitor and optimize oplog usage and replication performance
- Implement server scaling and performance optimization plans
- Analyze and improve query execution plans for speed and efficiency

**Disaster Recovery**
- Design and test comprehensive disaster recovery plans
- Collaborate with cross-functional teams to ensure DR readiness
- Monitor backup jobs and validate recovery procedures regularly


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