Job Description

OpenSource Database Administrator OR DBA (SME) Experience: 5 - 15 yrs Location: Mumbai Primary Skills Postgres SQL 10, 11, 13, 14. MYSQL 5.5, 5.6, 5.7 ,8 Mongo DB 3, 4, 6 8+ years of experience as a OpenSource DBA or similar role Certification in one or more DB systems. Desired Skills & Respsonsibilities Performs regular strategic analysis of the DB infrastructure and makes recommendations on improvements and/or new systems required to meet business needs and future capacity. Ability to provide 24x7 support. Manage the backup and restoration of systems. Participate in Disaster Recovery (DR) preparation and testing. Available during P1/P2/P3 issues and guide the team ensuring timely support and usage of proper escalation matrix Produce basic project plans, root cause analysis documents, change/risk assessments, and product management documentation Monitoring database efficiency Create and update documentation including SOP and Work Instructions Technical & Functional Skills A good knowledge of the physical database design. A good understanding of the underlying operating system(Unix(RHEL)). CONFIGURATION, ADMINISTRATION AND MANAGEMENT OF POSTGRESQL/MYSQL/MongoDB Databases PERFORMANCE TUNING AND DB MAINTENANCE AT DATABASE LEVEL. PERFORM DB UPGRADATION/ PATCHING. Partitioning (Partition Tables and it\'s type understanding Range, Hash etc) Indexing (Local and Global Index, its benefits and drawbacks). Worked on Heavy databases 100+ TB. PERFORMING BACKUP AND RECOVERY, REPLICATION, DR-DRILL. Establish and maintain sound backup and recovery policies and procedures. PERFORMING AND MANAGING LOGICAL AND PHYSICAL BACKUPS IN POSTGRESQL AND MYSQL. Different backup and recovery scenarios understanding. Restoration backup (point in time recovery, datafile restoration). Implement and maintain Database security (create and maintain users and roles, assign privileges) Perform database tuning and performance monitoring Plan changing understanding, how to fix plan Perform application tuning and performance monitoring. TROUBLESHOOTING ON A DAILY BASIS FOR PREVENTING ISSUES AND PROVIDING CAPACITY PLANNING. MONITORING THE PRODUCTION POSTGRESQL ALERT LOGS FOR DATABASE ERRORS. MONITOR THE CLIENT CONNECTIVITY USING PG_HBA.CONF FILES. Work as part of a team and provide 24x7 support when required (Weekend supports)

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