Senior Database Administrator

Introduction

The Senior Database Administrator is responsible for the management, maintenance, optimisation and support of database infrastructure, ensuring maximum uptime, performance, security and data integrity across all production, reporting and business-critical environments.

This role is responsible for database administration, performance tuning, ETL processes, data integration and database security across operational and analytical platforms. The incumbent will support core business systems including dialler platforms, reporting environments, CRM platforms and internal applications.

The Senior Database Administrator plays a key role in ensuring reliable data availability, efficient database performance and operational resilience within a high-volume, fast-paced BPO environment.

This role requires strong technical capability, excellent troubleshooting skills and the ability to manage database infrastructure in a highly available 24/7 operational business.

Duties & Responsibilities

Database Administration & Maintenance

Performance Monitoring, Optimisation & Capacity Planning

Data Integration, ETL & Reporting Support

GENERAL DESCRIPTION Main Functions:

Database Administration & Maintenance

Install, configure and maintain SQL Server, PostgreSQL and related database platforms.

Manage database environments across production, disaster recovery, development

Job Description:

Senior Database Administrator and testing. redundancy and uptime.

Perform database backups, restores and recovery procedures.

Manage database upgrades, patching and maintenance windows.

Ensure database availability, integrity and reliability across business-critical platforms.

Troubleshoot database incidents and resolve operational issues.

Main Functions:

Performance Monitoring, Optimisation & Capacity Planning

Monitor database health, performance and availability.

Perform query tuning and database optimisation.

Manage database indexing and maintenance plans.

Conduct capacity planning and recommend infrastructure improvements.

Identify performance bottlenecks and implement corrective actions.

Support uptime requirements across operational and reporting environments.

Data Integration, ETL & Reporting Support

Manage ETL processes for business reporting and operational data movement.

Support data extraction, transformation and loading across platforms.

Maintain and support data warehouse processes.

Support real-time and scheduled data processing requirements.

Assist with data modelling and data architecture. Main Functions: 4. Automation, Scripting & Operational Support

Develop and maintain database automation scripts using Python, PowerShell and SQL.

Support Apache Airflow workflow scheduling and orchestration.

Assist with Kafka and real-time data movement requirements.

Maintain database-related documentation and change records.

Provide database support for operational platforms including dialler, CRM and reporting systems. Security, Governance & Collaboration

Implement database security best practices and access controls.

Job Description – Senior Database Administrator

Support database compliance and audit requirements.

Ensure data governance and protection standards are maintained.

Collaborate with Infrastructure, Development and partner teams on project delivery and support.

Remain current on database technologies, trends and best practices.

Desired Experience & Qualification

Degree, Diploma or NQF Level 7 qualification in Information Technology / Database Administration / Computer Science.

Relevant SQL and Database Administration certifications.

PostgreSQL certification advantageous.

Python / Data Engineering certifications advantageous.

Microsoft database certifications advantageous.

Experience

Minimum 5 years’ experience in database administration.

Strong SQL Server and PostgreSQL administration experience.

Hands-on experience with ETL and data warehouse processes.

Experience with database performance tuning and optimization.

Experience with Python, Apache Airflow, Kafka and PowerShell scripting.

Experience working with Linux and Windows server environments.

Experience supporting reporting and operational systems in a high-availability environment.

Experience within a BPO / contact centre environment advantageous.

Strong analytical and problem-solving capability.

Ability to work independently and collaboratively in a fast-paced environment.