Multi-Platform Database Administrator (Oracle EBS, PostgreSQL & Exadata)

Litmus7 Systems Consulting Ltd; Ernakulam, Thiruvananthapuram, Bengaluru; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Litmus7 Systems Consulting Ltd. is seeking an experienced Database Administrator to manage a mixed Oracle and PostgreSQL environment, including RAC, DataGuard, Exadata, and EBS tasks. You will handle on‑prem and AWS PostgreSQL, perform tuning, scaling, and automation, and ensure enterprise uptime.

Responsibilities include maintaining backups, DR testing, HA implementations, and cross‑team collaboration. The role requires 6–8+ years of DBA experience and a hands‑on, proactive approach to

Qualifications

• 6–8+ years in enterprise DBA across Oracle and PostgreSQL environments.
• Hands-on Oracle DBA experience with RAC, DataGuard, Exadata, and EBS admin tasks.
• PostgreSQL on‑prem and AWS, deployment, tuning, and scaling; high availability.

Responsibilities

• Manage 220+ database instances using OEM, Spotlight, and custom scripts.
• Maintain backup/recovery strategies for production and non‑prod environments.
• Support DR tests, failover drills, and HA setups (DataGuard, RAC, clustering).
• Develop dashboards and capacity planning insights; collaborate with cross‑functional teams.
• Administer patching, access control, and SOX‑compliant provisioning.

Skills

Oracle DBA

PostgreSQL DBA

RAC/DataGuard

Exadata

Backup/Recovery

Automation/Scripting

SOX compliance

HA/DR

Oracle GoldenGate

Qlik Replicate

OEM/Monitoring

Tools

Oracle Enterprise Manager

Quest Spotlight

ODI

Python/Ansible

Job description

Required Skills & Qualifications:

• 6–8+ years of enterprise DBA experience across Oracle and PostgreSQL environments.
• Strong Oracle DBA experience (including RAC, DataGuard, Exadata, EBS administration, and patching via Rimini Support).
• Hands-on experience with PostgreSQL (on-prem and AWS-hosted) — including deployment, scaling, and tuning.
• Proven expertise in monitoring, diagnosing, and optimizing high-throughput transactional databases.
• Experience managing replication tools like Oracle GoldenGate and Qlik Replicate.
• Proficiency in shell scripting and at least one automation/configuration management tool (Python, Ansible, etc.).
• Familiarity with compliance frameworks (e.g., SOX) and implementation of access controls and audit logs.
• Comfortable working in a 24x7 support model, including enhanced responsiveness during period-close cycles.
• We are seeking a seasoned and hands-on Database Administrator (DBA) with deep expertise in Oracle (Core/EBS/Exadata) and PostgreSQL administration.
• This role demands the ability to operate across a heterogeneous and high-availability database ecosystem, proactively tune performance, drive automation, and ensure enterprise-grade uptime and compliance.
• Key Responsibilities: Manage, tune, and optimize performance across 220+ database instances using tools such as Oracle Enterprise Manager (OEM), Quest Spotlight, and custom observability scripts. Implement and maintain robust backup and recovery strategies for production and non-production environments. Participate in and support Disaster Recovery (DR) tests, failover drills, and maintain High Availability (HA) setups (e.g., Oracle DataGuard, Oracle RAC, SQL Clustering).
• Build and maintain system health dashboards, track performance baselines, and provide capacity planning insights.
• Collaborate cross-functionally with application, BI, and infrastructure teams to identify and resolve performance bottlenecks and database-related issues. Administer database patching, access control, and provisioning activities, ensuring alignment with SOX compliance standards.
• Contribute to infrastructure automation using Shell scripting, Python, or Ansible. Support and maintain replication and integration tools including Oracle GoldenGate, Qlik Replicate, and Oracle Data Integrator (ODI).