8 hours, 41 minutes ago

Senior Database Administrator — Oracle 19c & Multiplatform-Platform

Seasoned Senior DBA with deep expertise in Oracle 19c and broad experience across modern database platforms and cloud environments. The person designs, operates, and optimizes highly available, secure, and cost-efficient database services that support mission critical applications, while driving automation, repeatable lifecycle processes, and teamwork in Agile organizations.

Core Oracle capabilities

  • Senior Oracle (19c) Expertise: deep understanding of Oracle architecture, instance and SQL tuning, optimizer behavior, and schema design best practices.
  • High Availability & Disaster Recovery: design and operate HA/DR patterns to meet RTO/RPO objectives.
  • Instance & SQL Tuning: performance diagnostics, optimizer statistics management, wait analysis, and tuning at instance and statement levels to improve throughput and latency.
  • Networking, Security & Compliance: implement secure network configurations, TLS, encryption, user/privilege management, and controls to meet regulatory and audit requirements.
  • Backup & Restore: design robust backup and recovery strategies using validated restore procedures; test recovery workflows regularly.
  • Database Upgrades & Migrations: plan and execute major version upgrades, patching, platform migrations and schema refactors with minimal downtime.
  • Capacity Planning & Cost Optimization: forecast growth, right size resources, and apply cost controls for on-premises and cloud database costs.
  • Monitoring & Observability: implement and operate monitoring using Oracle Enterprise Manager and custom dashboards; define SLAs, alerts, and runbooks.

DevOps & Automation

  • Infrastructure as Code & Lifecycle Automation: define and manage database infrastructure and configuration using IaC principles, integrated into CI/CD pipelines.
  • Git & CI/CD: author and maintain deployment pipelines for safe, auditable changes.
  • Automation & Scripting: proficient in Python for automation and operational tooling; leverage AI-assisted development tools to boost productivity and code quality.
  • Operational Excellence: lifecycle management for database environments (provisioning, patching, backup validation, decommissioning) with an emphasis on repeatability and testability.

Cloud & Cross Platform Experience

  • Cloud Architecture: design database solutions for hybrid on-premises/cloud environments, select appropriate patterns for latency, sovereignty, and cost.
  • AWS Services: practical experience integrating databases with EC2, S3, RDS, IAM, DMS and DataSync for migrations, backups, and data movement.
  • Multi-platform knowledge: working knowledge of PostgreSQL (v14 & v17) and MongoDB (v5.0 & v8.0) at a foundational/operational level — apply comparable concepts for HA, tuning, backup/restore, and security across platforms.

Personal & Team Skills

  • Agile / Scrum: experienced working in cross functional Agile teams, participating in stand-ups, sprint planning, demos and retrospectives; focus on incremental delivery and continuous improvement.
  • Mentorship: coach and mentor junior DBAs and engineers on performance troubleshooting, best practices, and operational hygiene.
  • Communication: clear communicator with proven ability to translate technical tradeoffs to stakeholders, document runbooks, and lead postmortems and capacity reviews.

Desired / Advantageous Skills

  • Administration & Management: experience with Oracle ORDS/Apex, SQL Server, and Apache Airflow for orchestration and data workflows.
  • Working knowledge & integration: Terraform, Puppet, Ansible for provisioning and configuration management; Docker/Kubernetes/Helm for containerized environments.
  • Collaboration tools: Jira for issue tracking and delivery coordination.
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