28 Oracle Database jobs in South Africa

To provide comprehensive support, configuration, and maintenance of Oracle databases and related systems (ERP and Documentum ECM) to ensure high performance, availability, security, and integrity of CDC's enterprise systems. This role is central to both daily operations and strategic project implementations involving Oracle technologies.

MANDATE

Monitor database performance and system health, including reporting and tuning. Develop, manage and maintain robust backup and recovery procedures. Perform regular system housekeeping and space monitoring.

DESCRIPTION

RESPONSIBILITIES AND OBLIGATIONS

Operational Database Administration

• Ensure 24/7 support for production and non-production database environments.
• Monitor database performance and system health, including reporting and tuning
• Develop, manage and maintain robust backup and recovery procedures.
• Perform regular system housekeeping and space monitoring.
• Upload and apply patches to ensure up-to-date system functionality.
• Provide support for all Oracle system customisations, extensions, modifications and integrations, to the Oracle environment
• Develop, implement and monitor production schema changes.
• Write and optimise ad-hoc SQL and PL/SQL queries for reporting and analytics.

System Configuration and Performance Management

• Ensure optimal configuration of Oracle ERP and related systems from a DBA perspective.
• Develop and maintain database documentation and version control.
• Monitor space in the database and in the operational systems
• Lead efforts in performance tuning, schema optimisation, and access control.

Project Implementation and Support

• Participate in the installation and maintenance of database servers and replication on client environment
• Design, develop, and administration of Oracle databases.
• Control all production migrations of Oracle schema objects
• Support and enforce security and access control as needed in the project.
• Assist with database design and architecture to support enterprise initiatives.

STANDARD COMPLIANCE DUTIES

Furthermore, the incumbent has to be aware that:

• You are aware of and have access to the CDC's SHEMS;
• You are aware of your responsibilities and duties as laid out in the CDC's SHEMS;
• You are aware that you work in a safe and environmentally friendly manner;
• You ensure that the company's housekeeping standards are maintained throughout your area of responsibility;
• You report any unsafe conditions or acts which you cannot rectify yourself to your SHE representative or to the Senior SHE Project Manager as soon as possible;
• You report all SHE incidents which occur within your area of responsibility promptly and in the correct format;
• You are totally familiar with your responsibilities in terms of the CDC's emergency plan;
• You communicate to the Senior SHE Project Manager any required changes to the SHEMS prior to implementing these changes;
• You timeously complete and correctly record any corrective action which needs to be taken in order to rectify a SHE matter;
• You give full co-operation to, and participate in (as required), the CDC's internal and external SHEMS audits.

You have the authority to:

• Immediately stop any person(s) on CDC property from committing an unsafe or destructive act or omission;
• Take whatever immediate steps you deem necessary to prevent injury or environmental damage when confronted with an unsafe or destructive condition.

Additionally, ensure that:

• During your period of employment and subsequent thereto, you shall keep confidential and shall not make use of, directly or indirectly, and shall not disclose any of the CDC's trade secrets or confidential information or those of its subsidiary or associate companies or those of other persons who have made disclosures to the CDC under conditions of confidentiality, other than to persons authorised by the CDC or those employed by the CDC who are required to know such secrets or to have such information for the purpose of their employment with the CDC.
• You shall not, without the written permission of the CEO, be directly or indirectly employed for gain in any business or pursuit other than that of the CDC. Such permission will be granted only if the CEO is satisfied that the activity is not in conflict with the CDC's interests, and that the Employee's ability to fulfil his/her duties to the CEO satisfaction will not be impaired.
• It is conditional that you and/or no immediate relative or member of my household be employed by an organisation in direct competition with the CDC, without the CDC's
• written approval. The CDC reserves the right to enquire as to the place of employment of my spouse or any member of my household.
• You will abide by the CDC Code of Conduct and Ethics Policy which seeks to codify the expected ethical behavior from me, to meet the ideal of good corporate governance.

QUALIFICATION AND EXPERIENCE

• Relevant Degree or Diploma in Information Technology, any related or equivalent;
• Minimum 8 years' experience in Oracle Application Database Administration;
• Minimum 5 years' experience in PL/SQL development;
• Strong understanding of Oracle ERP system administration
• In-depth knowledge of client-server databases and functionality
• Ability to manage full database lifecycle, including patches and updates
• Capability to support enterprise-wide integrations and extensions
• Excellent documentation and planning skills
• Strong commitment to SHEMS compliance.

PERFORMANCE INDICATORS

• Performance is monitored regularly at both an individual and a team level, in accordance with the CDC's performance management system and control measures relevant to the position.

CLOSING DATE: 19 September 2025

CDC is an employment equity employer and placement will be in accordance with our Employment Equity Plan.

The appointment of candidates is subject to the verification of all credentials (employment history, educational, financial, criminal and any other checks as may be necessary). Please note that only shortlisted candidates will be contacted, and if you have not heard from us within one month of submitting your application, please consider it unsuccessful.

CDC reserves the right not to make an appointment to any advertised position. No late applications will be considered. All applications must be forwarded to

LOCATION: Gqeberha

EMPLOYMENT TYPE: PERMANENT

GRADE: C5

Oracle Core Technology and Applications Database Administrator

ETS Innovations is looking for an Oracle Database Administrator (DBA) to join our team The DBA needs to have both Oracle Core and Applications knowledge and experience. The DBA will wear multiple hats – at different customer locations - and they will be responsible for installing and maintaining the database software, building storage structures, setting up user accounts, troubleshooting faulty applications, producing backups, and regularly managing database security.

The role will perform Applications DBA tasks at some customers and Core technology tasks at other customers. Therefore, knowledge of both areas of responsibility is critical.

Oracle Cloud Knowledge – Oracle Cloud Infrastructure experience would be considered as an advantage. Migration experience from On Premise to OCI would be an advantage.

Roles and Responsibilities

Oracle Core Technology:

Duties & Responsibilities

Core competencies, knowledge, and experience:

Oracle Database

In-depth knowledge of Oracle Database 19c. (Versions 12 to 19c) (Version 23 an advantage)

·   Experience with Oracle RAC, Grid Infrastructure, and ASM.

·   Proficiency in SQL, PL/SQL, and RMAN.

·   Experience with database replication technologies (e.g., Data Guard, GoldenGate).

·   Knowledge of backup technologies like Veem / Comvault.

Oracle GoldenGate (OGG) – optional

Experience with configuring and managing Oracle GoldenGate for data replication.

·   Experience with OGG monitoring and troubleshooting.

Other

Experience in Oracle Linux administration.

Proficiency in scripting languages (e.g., Shell, Python, Perl)

Strong problem-solving and analytical skills.

Excellent communication and collaboration skills.

Oracle Applications Technology:

Duties & Responsibilities

Core competencies, knowledge, and experience:

Oracle Applications Database tasks

·   
Installation and Configuration:

Installing and configuring Oracle E-Business Suite, Oracle databases, and associated middleware components.

• Patch Management:

Applying patches, updates, and upgrades to both the Oracle applications and databases to ensure security, stability, and access to new features.

• System Administration:

Managing user accounts, responsibilities, profiles, concurrent managers, and printers within the Oracle Applications environment.

• Performance Tuning:

Monitoring and optimizing the performance of Oracle applications and databases, including database tuning, application tuning, and concurrent manager optimization.

• Cloning and Refreshing Environments:

Cloning or refreshing development, testing, and other non-production environments from production.

• Troubleshooting and Support:

Diagnosing and resolving technical issues related to Oracle applications and databases, providing support to development teams and end-users.

Requirements and Skills

The role is suitable for the candidate who has sufficient experience in both technology areas – but still wants to grow and is willing to keep their knowledge at the highest level.

Must have technical / professional qualifications:

• 5 or more years of Technical experience across Oracle technologies.

• Relevant Oracle DBA qualifications / certifications.

1 / 3

Oracle Core Technology and Applications Database Administrator

ETS Innovations is looking for an Oracle Database Administrator (DBA) to join our team The DBA needs to have both Oracle Core and Applications knowledge and experience. The DBA will wear multiple hats – at different customer locations - and they will be responsible for installing and maintaining the database software, building storage structures, setting up user accounts, troubleshooting faulty applications, producing backups, and regularly managing database security.

The role will perform Applications DBA tasks at some customers and Core technology tasks at other customers. Therefore, knowledge of both areas of responsibility is critical.

Oracle Cloud Knowledge – Oracle Cloud Infrastructure experience would be considered as an advantage. Migration experience from On Premise to OCI would be an advantage.

Roles and Responsibilities

Oracle Core Technology:

Duties & Responsibilities

Core competencies, knowledge, and experience:

Oracle Database

In-depth knowledge of Oracle Database 19c. (Versions 12 to 19c) (Version 23 an advantage)

· Experience with Oracle RAC, Grid Infrastructure, and ASM.

· Proficiency in SQL, PL/SQL, and RMAN.

· Experience with database replication technologies (e.g., Data Guard, GoldenGate).

· Knowledge of backup technologies like Veem / Comvault.

Oracle GoldenGate (OGG) – optional

2 / 3

Experience with configuring and managing Oracle GoldenGate for data replication.

· Experience with OGG monitoring and troubleshooting.

Other

Experience in Oracle Linux administration.

Proficiency in scripting languages (e.g., Shell, Python, Perl)

Strong problem-solving and analytical skills.

Excellent communication and collaboration skills.

Oracle Applications Technology:

Duties & Responsibilities

Core competencies, knowledge, and experience:

Oracle Applications Database tasks

· Installation and Configuration:

Installing and configuring Oracle E-Business Suite, Oracle databases, and associated middleware components.

· Patch Management:

Applying patches, updates, and upgrades to both the Oracle applications and databases to ensure security, stability, and access to new features.

· System Administration:

Managing user accounts, responsibilities, profiles, concurrent managers, and printers within the Oracle Applications environment.

· Performance Tuning:

Monitoring and optimizing the performance of Oracle applications and databases, including database tuning, application tuning, and concurrent manager optimization.

· Cloning and Refreshing Environments:

3 / 3

Cloning or refreshing development, testing, and other non-production environments from production.

· Troubleshooting and Support:

Diagnosing and resolving technical issues related to Oracle applications and databases, providing support to development teams and end-users.

Requirements and Skills

The role is suitable for the candidate who has sufficient experience in both technology areas – but still wants to grow and is willing to keep their knowledge at the highest level.

Must have technical / professional qualifications:

• 5 or more years of Technical experience across Oracle technologies.

• Relevant Oracle DBA qualifications / certifications.

Job Summary:

As a Senior Oracle DBA, you will be responsible for the design, implementation, maintenance, and performance of Oracle database systems. You will ensure high availability, security, and optimal performance of databases across production, test, and development environments. This role requires collaboration with cross-functional IT teams and mentoring junior DBAs.

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.

Qualifications:

• Matric and a Bachelors degree in Computer Science, Information Technology, or related field.
• Minimum of 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.

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

Role Summary

The Database Administrator is responsible for the day-to-day maintenance, and administration of the organization's IT infrastructure and data systems. This includes managing databases, maintaining servers and cloud environments and securing systems.

Responsibilities

Database Administration

• Install, configure, and maintain database systems (e.g., MSSQL, MySQL, PostgreSQL) to ensure optimal availability, performance, and security.Analyze and optimize slow-running queries, implement efficient indexing strategies, and monitor storage usage.
• Automate routine DBA tasks through scripts or tools to support monitoring, deployment, and reporting.
• Apply necessary patches and upgrades across database environments.
• Conduct regular data audits and integrity checks to ensure consistency, accuracy, and reliability of stored data.
• Maintain up-to-date documentation of database configurations, schemas, and procedures.
• Participate in capacity planning, forecasting, and contribute to disaster recovery and business continuity planning.
• Provide technical support for database-related issues, working closely with developers, system administrators, and stakeholders to resolve problems efficiently.
• Implement and test backup and recovery strategies, including regular validation of recovery procedures to ensure data integrity.
• Configure user access, roles, and permissions to enforce security.
• Ensure high availability and perform regular health checks on critical databases.

Systems Administration

• Install, configure, and maintain Windows and Linux servers, both physical and virtual.
• Support core services such as Active Directory, Group Policy, DNS, print services, file shares, IIS, and FreeRADIUS.
• Manage and monitor virtualized environments (e.g., VMware, Hyper-V).
• Maintain and troubleshoot web services using Apache, NGINX, and Docker containers.
• Apply updates, patches, and security fixes across systems.
• Monitor performance and availability of systems using tools like Zabbix or similar.

Security & Compliance

• Support antivirus and endpoint security platforms (e.g., Defender for Endpoint).
• Assist with firewall rule changes and device hardening.
• Enforce IT policies regarding access controls, password hygiene, and patch management.
• Participate in security audits and remediate identified vulnerabilities.

Backup & Disaster Recovery

• Monitor and test server and database backups.
• Support the implementation of a 3-2-1 backup strategy.
• Assist with restoring files or systems in the event of data loss or corruption.

Cloud & Collaboration Tools

• Support Microsoft 365 and Google Workspace user environments.
• Manage user access, licenses, and basic security configurations.
• Assist with mailbox configuration, calendar sharing, Teams, OneDrive, Teams, and Google Drive support.

Networking & Connectivity

• Basic troubleshooting of LAN/WAN connectivity issues.
• Patch and maintain network devices under guidance from network administrators.
• Assist in monitoring internet availability and site-to-site VPNs.

Documentation & Asset Management

• Maintain accurate records of hardware, software, and configurations.
• Keep documentation updated for all routine processes and systems.
• Track assigned IT assets and participate in regular audits.

Qualifications

• Matric / Grade 12
• Diploma / Degree in IT
• Certificate in CompTIA, Microsoft, Cisco, Linux+
• Certification in SQL Server (Advantageous)

TransUnion's Job Applicant Privacy Notice

What We'll Bring
At TransUnion, we strive to build an environment where our associates are in the driver's seat of their professional development, while having access to help along the way. We encourage everyone to pursue passions and take ownership of their careers. With the support of colleagues and mentors, our associates are given the tools needed to get where they want to go. Regardless of job titles, our associates have the opportunity to learn new things and be a leader every day.

Come be a part of our team – you'll work with great people, pioneering products and cutting-edge technology.

We're looking for a talented and proactive Data Base Administrator Developer to join our growing engineering team.

What You'll Bring

• 3+ years of hands-on experience as a MySQL DBA, with deep expertise in:
• Database architecture, query optimization, and transaction/locking mechanisms.
• Storage engines (InnoDB, MyISAM) and replication (GTID, binlog).
• Proven experience with AWS RDS, including:
• Configuration of parameter groups, Multi-AZ deployments, and Performance Insights.
• Backup/Restore (snapshots, PITR) and cross-region replication.
• Scalability expertise:
• Designing sharding, partitioning, and read/write splitting for high-traffic systems.
• Familiarity with sharding tools (e.g., Vitess, ShardingSphere) is a plus.
• Security & Compliance:
• Implementing TLS encryption, IAM-based access control, and data masking.
• Monitoring & Automation:
• Tools: CloudWatch, Prometheus/Grafana, Percona PMM.
• Scripting skills (Python/Shell) for automation.
• Nice-to-Have:
• Experience with Redis, DynamoDB, or other NoSQL solutions.
• Knowledge of Aurora or data warehousing (Redshift).

Impact You'll Make

• Perform day-to-day MySQL database administration (deployment, monitoring, backup/restore, performance tuning) on AWS RDS.
• Design and implement high-availability architectures (master-slave replication, failover) and sharding strategies for large-scale datasets.
• Optimize AWS RDS resource allocation (instance types, storage, IOPS) to balance performance and cost efficiency.
• Develop and enforce database security policies (access control, encryption, compliance with GDPR/HIPAA).
• Lead disaster recovery (DR) planning, including RTO/RPO definitions and regular drills.
• Collaborate with developers to review SQL queries, schema designs, and resolve performance bottlenecks.
• Automate routine tasks (backups, scaling) using AWS Lambda, Terraform, or scripting (Bash/Python).

Should you not have heard from us within 3 weeks from applying, please regard your application as unsuccessful.

Please note it is a requirement of the Global Capability Centre Africa that you reside in a home that is fibre ready; and has space for you to be able to work comfortably and confidentially on a day-to-day basis for the purpose of your proposed employment. You can be based anywhere in South Africa that has fibre but will not be able to work in a location outside of South Africa.

A Minimum of a 100 Meg Fibre line is required, should you be successful, you will need to upgrade your line or install fibre in order to work effectively.

Please note that being a credit bureau, some positions require a clear credit record.

This is a remote position which may require occasional in-person attendance at work-related events at the discretion of management.

TransUnion Job Title

Assoc Developer, Database Administration and Storage

Job Title: Database Administrator

Purpose of the Job

To create a comprehensive database of our clients for the region and manage it through Excel CRM.

1.Database compilation

• This role will involve scheduling and conducting meetings with various stakeholders within the business in order to collate information
• Compiling information in a structured manner in Excel
• Travel to various properties if required in order to gather information

Knowledge

• Knowledge of database compilation and CRM systems

Experience

• 1 – 2 year's experience in a data capturing and administration

Education

• Matric
• Post Matric qualification will be advantageous
• Valid drivers license

Job Specific Skills

• Computer literacy: Word, Excel.
• Good communication skills; written and verbal
• Time management skills
• Sound administrative skills
• Good problem-solving skills
• Professional working relationships skills
• Maintaining a clear and organised record system is crucial.

Competencies

• Ability to compile and check information.
• Hardworking and highly organized.
• Team player
• High attention to detail
• Proactive, flexible and self-motivated
• Ability to multitask

A Bit About Us:

We're a world-leading smart mobility SaaS tech company with almost 2,000,000 active users. Our teams are collaborative, vibrant and fast-growing, and all team members are empowered with the freedom to influence our products and technology.

Are you curious, innovative and passionate?

Do you take ownership, embrace challenges, and love problem-solving?

We're looking for a Database Administrator who will empower us to build industry disruptive tech products and enable us to provide our customers with smart actionable insights that will revolutionize their businesses.

You want to

• Install database software, configure, and maintain all levels of the databases management
• Monitor the health, capacity, and performance
• Troubleshoot issues, help the development teams to detect and improve long running queries
• Patch and upgrade the software in alignment with the application owners
• Create users and assign permissions
• Developing stored procedures and SQL queries
• Perform database updates and migrations
• Generate comprehensive technical documentation
• Provide support on DB related issues
• Ensure that DB maintenance tasks are setup and performed

You have

• BS Computer Science degree with outstanding academic performance or equivalent industry experience
• Minimum 3 years of experience administering relational databases on Linux such as MySQL or PostgreSQL
• Proficient in all aspects of database administration, including backup/recovery and proactive monitoring Knowledge on high availability / disaster recovery technologies
• Demonstrated experience with database performance tuning and capacity planning
• Understand data locking concepts and different levels of locking
• Experience with data anonymization and duplication to test environments
• Strong systems administration and automation skills
• Excellent verbal and written communication skills

Job Type: Full-time

Ability to commute/relocate:

• Rosebank, Gauteng: Reliably commute or planning to relocate before starting work (Preferred)

Experience:

• PostgreSQL: 2 years (Preferred)
• Microsoft SQL Server: 3 years (Preferred)
• SQL: 3 years (Preferred)
• DBA: 3 years (Preferred)

Location:

• Rosebank, Gauteng (Preferred)

Work Location: In person