Senior Oracle DBA — RAC, Data Guard & Performance Lead

ATS Client; Cape Town; On-site; ZAR 900,000 - 1,500,000; Part time

Job summary

ATS Client in Cape Town, South Africa, seeks a Senior Oracle DBA for a contract role to design, implement, maintain and optimize Oracle databases across prod, test, and dev environments.

You will ensure high availability, security, and performance, mentor junior DBAs, and collaborate with cross‑functional IT teams. The role requires 5+ years of Oracle DBA experience and expertise with 12c/19c architectures.

Qualifications

• Matric and a Bachelor's degree in Computer Science or IT.
• Minimum 5 years of experience as an Oracle DBA.
• Expertise in Oracle 12c/19c architecture, administration, and performance tuning.
• Strong understanding of Oracle Enterprise Manager.
• Experience with Linux/Unix environments and shell scripting.
• Familiarity with NoSQL databases and Microsoft SQL Server is a plus.
• Certifications such as OCP (Oracle Certified Professional) are highly desirable.

Responsibilities

• Install, configure, and maintain Oracle databases including RAC, Data Guard, and ASM.
• Perform database tuning, optimization, and troubleshooting.
• Implement and manage backup, recovery, and disaster recovery strategies.
• Monitor database performance and proactively address issues.
• Plan and execute database upgrades, patches, and migrations.
• Ensure compliance with data security standards and regulations.
• Document database configurations, procedures, and best practices.
• Collaborate with developers and infrastructure teams to support application performance.
• Mentor junior DBAs and provide technical leadership.

Skills

Oracle SQL and PL/SQL

Backup and Recovery (RMAN)

Oracle Enterprise Manager

Performance Tuning and Optimisation

Data Security and Encryption

Linux/Unix Shell Scripting

Disaster Recovery Planning

Troubleshooting and Problem Solving

Education

Bachelor's degree in Computer Science, Information Technology, or related field

Tools

NoSQL databases

Microsoft SQL Server

Job description

ATS Client in Cape Town, South Africa, seeks a Senior Oracle DBA for a contract role to design, implement, maintain and optimize Oracle databases across prod, test, and dev environments.

You will ensure high availability, security, and performance, mentor junior DBAs, and collaborate with cross‑functional IT teams. The role requires 5+ years of Oracle DBA experience and expertise with 12c/19c architectures.