Mongo DBA

Role & responsibilities

Primary responsibility of this role is to provide 24x7 production support to Mongo and Postgres databases

Ideal candidate should have 6 years of experience and expert level knowledge of Mongo DB technology and good knowledge of PostgreSQL DB technology
Candidates who have creative thinking and are willing to bring innovations and passionate about working on challenging initiatives will be given preference

Principal responsibilities

The job holder is responsible for 24x7 production support 247 shifts on rotational basis to MongoPostgreSQL   databases and work as a Consultant Specialist for the production support team
Perform Root Cause Analysis and provide permanent fixes
Investigate and provide solutions to database performance related issues
Join crisis calls participate in MIR and PIR calls also mentor team members
Experience and expertise in maintaining complex High Availability  Replication cluster setups
Provide consultancy for complex setups and Disaster Recovery
Identify automation and SelfHealing opportunities and develop automation to reduce manual efforts and contribute to process improvement
Expert knowledge in troubleshooting and handling critical issues in Mongo and Postgres environment

Required Skill
Candidate should be capable of handling production issues independently and provide resolutions within agreed SLAs
Experience in Performance Tuning of the database
Participate in Crisis Calls MIR PIR
Should be able to present a solution and implement or explain the problem to both technical and nontechnical parties
Should be able to lead crisis calls and work on finding the Root Cause Analysis and should be able to test  implement remedial actions
Follow best practices while managing systems and delivering services
Collaborate with other teams and team members to develop automations selfservice solutions and process improvement initiatives

Mongo
Experience of working in Sharing Environments
Experience in Replication Environment
Experience in handling Performance Tuning 
Experience in various monitoring tools like profiler mongo top mongostats mongosync etc
Experience in MongoDB backup and recovery
Experience in OPs Manager
Experience in MongoDB Logging mechanism and Journaling
Experience of Handling Crisis Calls
Troubleshoot various types of critical issues in production environments
Knowledge of database patching and upgradation
Experience as Db2 LUW dba would be added advantage
Mongo DBA external certification will be an added advantage

Postgre SQL
Knowledge of PostgreSQL architecture background processes and storage structure
Knowledge of database objects such as schemas tables indexes constraints and partitioning
Awareness of replication concepts and high availability architecture  Streaming replication failover procedures DR drills replication monitoring lag management
Hands on experience of WAL mechanism archiving and basic backup  recovery concepts
Knowledge of transaction management locking and concurrency control
Basic performance monitoring concepts including query behavior database growth management Query tuning EXPLAINANALYZE index strategy partitioning auto vacuum tuning bloat control capacity planning
Experience in handling database maintenance and change activities like Review schema changes coordinate deployment windows validate postrelease database health and support rollbacks
Knowledge of rolebased access control authentication methods and security best practices
Familiarity with production support processes and incident handling in PostgreSQL environments
Maintain documentation architecture standard builds operational procedures DR runbooks and support guides

Additional Skill

knowledge of automation and scripting And experience in Db2 RDBMS technology

Soft skills  Behavioral Qualities

Efficiently manage all tasks
Taking ownership and accountability of tasks
Proactive approach in taking tasks
Active listening skills
Clear Precise and Timely communication with CustomerTeam MembersManagement
Ready to work in 365 days  24 x 7 environment as per BusinessProject requirements