Lead Database Administrator

4 weeks ago

Thrissur, Kerala, India Simple Logic IT Private Limited Full time

Dear Candidate,

Kindly find the Job Description below for your reference.

Job Title: Lead Database Administrator

Location: Vikhroli, Mumbai (all areas) & Navi Mumbai

Required Skills & Experience: PostgreSQL DBA (Level 3)

  • 7+ years of hands-on PostgreSQL DBA experience in production environments.
  • Deep knowledge of PostgreSQL internals, architecture, and tuning.
  • Proven experience with pgBackRest, Barman, pg_basebackup, pg_dump.
  • Strong expertise with HA and replication solutions (Patroni, repmgr).
  • Hands-on experience with PITR, disaster recovery, and cluster rebuilds.
  • Proficiency in Linux/Unix environments, shell scripting, and automation.
  • Solid understanding of database security and compliance best practices.
  • Excellent troubleshooting skills and experience handling critical incidents.
  • Monitor and optimize performance, tune queries and indexes, manage vacuuming and bloat, implement pooling (PgBouncer), and maintain robust monitoring and alerts.
  • Diagnose and recover from cluster corruption using advanced tools and procedures, leveraging backups and replicas to ensure business continuity.
  • Plan and execute major upgrades (pg_upgrade, logical replication), cross-version and cross-platform migrations (on-prem cloud), ensuring minimal downtime and data integrity.
  • Strong hands-on experience with AWS PostgreSQL services like RDS and Aurora, including parameter groups, snapshot management, performance insights, and multi-AZ failover.
  • Experience with monitoring tools (Prometheus, Grafana, or similar) is a plus.
  • Good communication skills and ability to work collaboratively in a 24x7 production support environment.
  • Experience with logical replication and foreign data wrappers.
  • Familiarity with cloud-managed PostgreSQL services.
  • Familiarity with connection pooling and proxy tools (PgBouncer, HAProxy).
  • Maintain SOPs, runbooks, and knowledge base articles.
  • Automate routine tasks and checks using scripts or scheduling tools (cron, pg_cron).
  • Mentor junior DBAs and conduct knowledge-sharing sessions.

MySQL DBA Responsibilities (Secondary):

  • Good knowledge of MySQL architecture and installation.
  • Perform MySQL backup and restore operations.
  • Manage MySQL users, roles, and permissions.
  • Setup and troubleshoot MySQL replication.

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