Job Title
SQL Server DBA with PostgreSQL knowledge - Location: Durban (Work from office) -
Description
We are seeking an experienced SQL Server Database Administrator with strong PostgreSQL exposure to design, implement, and maintain enterprise-scale database platforms. The successful candidate will own high availability and disaster recovery strategies, performance optimisation, automation initiatives, and will support infrastructure modernisation and cloud adoption efforts.
Responsibilities
- Design, implement and maintain high availability and disaster recovery solutions such as clustering, availability groups and replication.
- Develop and manage complex data movement and replication architectures across large database estates.
- Monitor database environments and proactively address performance, stability and reliability issues.
- Perform advanced performance tuning using execution plans, wait statistics and profiling tools.
- Investigate incidents, conduct root cause analysis and implement effective remediation strategies.
- Drive database automation using scripting and self-service tooling to improve operational efficiency.
- Support infrastructure modernisation and cloud optimisation projects.
- Ensure database security, compliance and governance through encryption, auditing and access management.
- Create and maintain technical documentation, runbooks and operational standards.
- Provide technical mentorship to junior DBAs and participate in critical incident response, including after-hours support when required.
Qualifications
- 6+ years of progressive experience in database administration within enterprise environments.
- Relevant degree in Information Technology, Computer Science or a related discipline.
- Strong expertise in SQL Server and proven experience with PostgreSQL.
- Proven experience with high availability, disaster recovery and replication technologies.
- Advanced skills in database performance tuning and query optimization.
- Experience with automation and scripting such as PowerShell, Bash or Python.
- Exposure to observability and modern data technologies and cloud platforms.
- Solid understanding of security, compliance and data governance practices.
- Excellent communication skills and ability to work across technical and business stakeholders.
Skills
- SQL Server
- PostgreSQL
- High availability
- Disaster recovery
- Clustering
- Availability Groups
- Replication
- Performance tuning
- Query optimization
- Execution plans
- Wait statistics
- Profiling tools
- Automation
- PowerShell
- Bash
- Python
- ClickHouse
- FoundationDB
- Loki
- Grafana
- Tempo
- Mimir
- Rybbit
- Valkey
- AWS
- Microsoft Azure
- Google Cloud Platform
- Security and compliance
- Data governance
- Encryption
- Auditing
- Access management
- Monitoring
- Incident response
- Root cause analysis
- Technical documentation
- Runbooks
- Mentorship
- Infrastructure modernization
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