Senior Oracle Database Administrator (DBA)

Valleysoft is an IT services provider delivering enterprise technology solutions, application development, process management, and infrastructure support for clients around the world. Working across the Information Technology and Services sector, the company supports organizations that rely on dependable systems, strong operational discipline, and responsive technical expertise.

This role is an opportunity to contribute to the stability, performance, and resilience of business-critical database environments. As a Senior Oracle Database Administrator (DBA), you will play a central part in keeping core Oracle platforms secure, available, and optimized while working closely with application, infrastructure, and cybersecurity teams to support complex client needs.

Responsibilities

• Administer, monitor, and maintain Oracle databases across development, test, UAT, and production environments.
• Perform Oracle database installation, configuration, upgrades, patching, and ongoing maintenance.
• Monitor database health, availability, capacity, performance, storage growth, and resource utilization to support reliability and uptime.
• Perform Oracle performance tuning, including SQL tuning, execution plan analysis, indexing, memory configuration, and database optimization.
• Manage Oracle RMAN backup and recovery strategies.
• Design, implement, and maintain Oracle Data Guard environments for high availability and disaster recovery.
• Support and administer Oracle RAC environments.
• Troubleshoot database performance, availability, connectivity, and operational issues.
• Perform database refreshes, migrations, cloning, and environment synchronization.
• Implement database security controls, including access management, roles, privileges, and auditing.
• Support database-related incidents, problems, and service requests within agreed SLAs.
• Collaborate with application developers, infrastructure teams, system administrators, cybersecurity teams, and vendors to resolve technical issues.
• Support production deployments and database changes in line with change-management procedures.
• Develop and maintain database administration procedures, technical documentation, and operational runbooks.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, Information Systems, Engineering, or a related technical field.
• 3+ years of Oracle database administration experience in enterprise environments.
• Hands-on experience with Oracle 12c, Oracle 19c, or comparable enterprise Oracle versions, including administration in Linux or Unix environments.
• Strong experience with Oracle RMAN backup and recovery, Oracle Data Guard, and Oracle RAC.
• Proficiency with SQL and PL/SQL, along with practical database performance tuning experience.
• Production support experience in enterprise Oracle environments, including SLA-driven incident and service-request handling, troubleshooting live database issues, root-cause analysis, permanent fixes, and supporting production deployments and database changes through formal change-management procedures.
• Basic Shell or Bash scripting skills for database administration and automation.
• Clear communication skills for explaining production incidents, root causes, risks, and technical recommendations to technical stakeholders and management.
• Experience in banking or other highly regulated environments is a plus.