Database Administrator III

Job Description

Welcome to FNB, the home of the #changeables. We design for the shapeshifters and deliver products and services that make us incredibly proud of people that make it happen.

As part of our talent team, you will be surrounded by unique talents, diverse minds, and an adaptable environment that lives up to the promise of staying curious. Now’s the time to imagine your potential in a team where experts come together and ignite effective change.

Are you someone who has experience in:

• Responsible for the 24/7 support of postgres production database services to ensure the highest standards of availability, resilience, integrity, security and performance required by the business systems

You will be responsible for:

• Responsible for ensuring the availability, reliability, and performance of PostgreSQL databases supporting business-critical applications.
• Install, configure, upgrade, patch, and maintain PostgreSQL database servers across development, test, and production environments.
• Design, implement, and maintain high availability (HA) and disaster recovery (DR) solutions using PostgreSQL replication technologies (streaming replication, Patroni, repmgr, etc.).
• Proactively monitor PostgreSQL instances, identify performance bottlenecks, and minimize downtime through preventive maintenance and health checks.
• Perform database performance tuning by optimizing SQL queries, indexes, execution plans, and PostgreSQL configuration parameters.
• Plan, implement, and validate backup and recovery strategies using tools such as pgBackRest, pg_basebackup, WAL archiving, and Point-in-Time Recovery (PITR).
• Manage database storage, tablespaces, and capacity planning to ensure optimal utilization and future scalability.
• Create and maintain database objects, including schemas, tables, indexes, views, sequences, functions, and materialized views.
• Implement database changes, schema migrations, and release deployments in coordination with development and application teams.
• Configure and maintain PostgreSQL security by managing users, roles, privileges, authentication methods, SSL certificates, and auditing.
• Monitor database growth, resource utilization, replication health, and system performance, providing trend analysis and capacity planning reports.
• Perform routine database maintenance activities such as VACUUM, ANALYZE, REINDEX, statistics management, and partition maintenance.
• Troubleshoot and resolve PostgreSQL database issues related to performance, replication, connectivity, locking, deadlocks, and data integrity.
• Configure and maintain logical and physical replication, replication slots, WAL management, and failover mechanisms.
• Support database migration and upgrade activities, including major PostgreSQL version upgrades and data migration projects.
• Develop and execute SQL scripts, stored procedures, and ad-hoc queries to support reporting, troubleshooting, and operational requirements.
• Collaborate with infrastructure, application, and DevOps teams to ensure database availability, security, and operational excellence.
• Automate routine PostgreSQL administration tasks using shell scripting, SQL, and scheduling tools such as pg_cron.
• Ensure compliance with organizational security policies, backup standards, and database governance best practices.

What you will need:

• Must have between 4 and 6 years relevant experience
• Experience administering Amazon Aurora PostgreSQL databases on AWS is an added advantage.
• Must be able to perform duties listed above
• Postgres technical skills
  • General database maintenance
  • Database performance & storage optimisation
  • Database security
• Good knowledge of PSQL.
• Good knowledge of Linux
• Hands-on experience in configuring, administering, and troubleshooting PostgreSQL ecosystem tools, including Pgpool-II, Patroni, pgBackRest, and PgBouncer, to support high availability, connection pooling, backup and recovery, and disaster recovery solutions.

We can be a match if you can:

• Very good interpersonal skills
• Excellent communication skills
• Committed, reliable, self starter, able to work independently
• Problem determination/solving skills

Are you interested to take the step? We look forward to engaging with you further. Apply now!

Important Closing Date Note

Take note that applications will not be accepted on the below date and onwards, kindly submit applications ahead of the closing date indicated below.

All appointments will be made in line with FirstRand Group’s Employment Equity plan. The Bank supports the recruitment and advancement of individuals with disabilities. In order for us to fulfill this purpose, candidates can disclose their disability information on a voluntary basis. The Bank will keep this information confidential unless we are required by law to disclose this information to other parties.