Oracle Database Administrator

Job Title: Database Administrator (USI-T&I)

Experience: 3 - 6 Years

Location: Hyderabad

Company: CirrusLabs

About CirrusLabs

At CirrusLabs, our vision is to become the worlds most sought-after niche digital transformation company, helping customers realize value through innovation.

Our mission is to co-create success with our customers, partners, and community. Our goal is to empower employees to dream, grow, and make things happen.

We are a values-driven organization committed to integrity, excellence, and collaboration. Every action we take is driven by value and guided by our commitment to our people. At the core of who we are lies our well-knit teams and talented employeesyou are the core of a value-driven organization.

Role Overview

We are seeking a skilled and motivated Database Administrator (DBA) to join our USI-T&I team. The ideal candidate will have hands-on experience managing Oracle databases (12c and 19c), with additional exposure to Linux/AIX, RAC environments, and OEM administration.

You will be responsible for ensuring database availability, reliability, and performance while performing installations, upgrades, patching, and recovery operations in both production and non-production environments.

Shift Timings

• Shift 1: 7:00 AM – 4:00 PM
• Shift 2: 10:00 AM – 7:00 PM
• Shift 3: 12:00 PM – 9:00 PM

Key Responsibilities

Database Installation, Configuration & Maintenance

• Install, configure, and manage Oracle 12c and 19c databases on Linux, AIX, and Windows platforms.
• Perform RAC database maintenance including installation, troubleshooting, and tuning.
• Manage Data Guard and execute Business Continuity (BCP) tests.
• Install and configure OEM (Oracle Enterprise Manager) 13c, including agents and monitoring templates.
• Conduct OMS patching, upgrades, and OEM incident rule configuration.

Backup, Recovery & Cloning

• Implement and manage RMAN backups and restores (incremental, full, and automated).
• Schedule and monitor backup jobs through OEM Grid Control.
• Perform logical backups using Export/Import and Data Pump utilities.
• Clone and refresh databases for development and testing environments.
• Restore and recover databases during crashes or corruption scenarios.

Performance Tuning & Troubleshooting

• Conduct database performance tuning using AWR, ADDM, and ASH reports.
• Troubleshoot slow-running SQL queries and optimize resource usage.
• Implement high availability strategies and RAC optimization.

Patching & Upgrades

• Apply quarterly PSU patches to OMS, agents, CRS, ASM, and databases using OEM deployment and manual methods.
• Perform database version upgrades (e.g., 11gR2 12c 19c).
• Implement fleet maintenance and proactive patch deployment strategies.

Monitoring & Automation

• Develop and schedule UNIX/Windows-based monitoring scripts for daily health checks.
• Configure OEM alerts, incidents, and notification rules for proactive monitoring.
• Automate routine DBA tasks using Shell, Python, or PowerShell scripting.

Cross-Platform Database Support

• Manage critical production, development, and test databases across AIX, Linux, and Windows.
• Provide 24/7 on-call support and root-cause analysis for high-priority incidents.
• Maintain compliance with internal and external security and data protection policies.

Required Skills and Experience

• 3–6 years of core Oracle database administration experience.
• Expertise in Oracle 12c and 19c database installation, upgrades, and maintenance.
• Strong knowledge of Linux/AIX system administration.
• Proven experience with RAC, Data Guard, BCP, and RMAN.
• Skilled in performance tuning, troubleshooting, and backup/recovery.
• Proficiency in OEM 13c—installation, configuration, agent deployment, and job scheduling.
• Experience in database cloning, patching, and migration.
• Familiarity with PSU patch application (manual and OEM deployment).
• Experience in OMS patching and incident management.
• Knowledge of RAC architecture and high availability configurations.
• Basic exposure to MongoDB, SQL Server, or PostgreSQL is a plus.

Good to Have

• Oracle OCP / OCA Certification.
• Experience with Cloud Databases (AWS RDS, Azure SQL, or OCI).
• Understanding of MongoDB replication, PostgreSQL tuning, or SQL Server administration.
• Strong scripting experience for automation.
• Knowledge of ITIL processes for incident and change management.

Key Attributes

• Strong analytical and problem-solving skills.
• Excellent communication and collaboration abilities.
• Ability to work independently in a 24x7 environment.
• High attention to detail with a commitment to service excellence.
• Self-driven, adaptable, and eager to learn emerging database technologies.