Senior Database Administrator

How You’ll Make an Impact

In this role, you will play a critical part in ensuring the reliability, performance, and security of the organization’s enterprise database landscape across both on‑premises and cloud environments. You will support mission‑critical PostgreSQL and Oracle systems operating in a 24x7, high‑availability setting, strengthening business continuity through effective replication, standby configurations, RAC administration, and disaster recovery strategies. Your expertise will help drive modernization efforts, including database migrations and automation initiatives, while enabling cross‑functional teams to deliver scalable, resilient, and high‑performing data solutions.

In this role, you will play a critical part in ensuring the reliability, performance, and security of the organization’s enterprise database landscape across both on‑premises and cloud environments. You will support mission‑critical PostgreSQL and Oracle systems operating in a 24x7, high‑availability setting, strengthening business continuity through effective replication, standby configurations, RAC administration, and disaster recovery strategies. Your expertise will help drive modernization efforts, including database migrations and automation initiatives, while enabling cross‑functional teams to deliver scalable, resilient, and high‑performing data solutions.

• Administer, monitor, and maintain large‑scale Oracle databases across production, development, test, and disaster recovery environments.
• Manage and support Oracle RAC, ASM, Active Data Guard, and high‑availability database architectures.
• Perform Data Guard switchover, failover, and disaster recovery testing activities.
• Execute Oracle database patching, upgrades, migrations, and lifecycle management with minimal business disruption.
• Design, implement, and support enterprise backup and recovery strategies using RMAN and Oracle recovery technologies.
• Diagnose and resolve complex database performance issues involving SQL tuning, execution plans, wait events, AWR, ASH, and Oracle internals.
• Troubleshoot critical production incidents and perform root cause analysis to prevent recurrence.
• Support Oracle databases hosted on‑premises and in cloud platforms, including Oracle Cloud, AWS RDS, and Azure environments.
• Automate routine DBA tasks using Shell, Python, Ansible, or related scripting and automation tools.
• Collaborate closely with application, infrastructure, cybersecurity, and Dev Ops teams to deliver scalable and resilient database solutions.
• Participate in on‑call support rotations and provide escalation support for critical database incidents.
• Provide guidance and mentoring to junior database administrators and technical teams.

• Bachelor’s degree in computer science, Information Technology, or a related field.
• 8+ years of hands‑on Oracle Database Administration experience supporting mission‑critical production environments.
• Deep expertise in Oracle Database technologies, including:
  • Oracle RAC
  • Active Data Guard
  • ASM
  • RMAN
  • Oracle Enterprise Manager
  • Performance Tuning and Diagnostics
• Strong experience with Oracle backup, recovery, high availability, and disaster recovery architectures.
• Extensive experience performing Oracle database upgrades, patching, migrations, and capacity planning.
• Experience supporting Oracle databases across AWS, Azure, GCP, or Oracle Cloud Infrastructure (OCI).
• Strong knowledge of Linux/Unix administration and troubleshooting.
• Proficiency in SQL, PL/SQL, Shell scripting, Python, or similar automation tools.
• Experience supporting large‑scale OLTP and data warehouse environments.

• Experience administering PostgreSQL databases in…