Senior SQL Server & Postgres DBA | HA/DR, Cloud

Samaha Consulting; Pretoria; Vor Ort; ZAR 900.000 - 1.150.000; Teilzeit

Zusammenfassung

Samaha Consulting seeks an experienced SQL Server DBA with Postgres SQL knowledge for a banking-domain contract in Pretoria and Durban. You will design, implement, and maintain high-availability and disaster recovery architectures, manage large data estates, and drive performance tuning.

The role emphasizes automation, incident response, security governance, and collaboration with engineers and business stakeholders; cloud adoption experience is valued.

Qualifikationen

• 8–10+ years of progressive database administration experience in enterprise environments.
• Strong expertise in SQL Server or similar relational DBMS with HA/DR and replication tech.
• Advanced performance tuning using execution plans and wait statistics.
• Automation and scripting experience (PowerShell, Bash, or Python).
• Exposure to cloud platforms and modern infrastructure environments.
• Solid understanding of security, compliance, and data governance practices.
• Excellent communication and ability to collaborate with stakeholders.
• Mentorship and guidance to junior DBAs.

Aufgaben

• Design, implement, and maintain high-availability and disaster recovery solutions.
• Develop and manage data movement and replication across large database estates.
• Monitor DB environments and proactively address performance and reliability issues.
• Perform advanced performance tuning and query optimisation.
• Investigate incidents, perform root cause analysis and remediation.
• Drive automation initiatives to improve operational efficiency.
• Support infrastructure modernisation, including cloud adoption.
• Ensure database security, auditing and access management.
• Create runbooks, technical documentation, and operational standards.
• Provide mentorship and participate in after-hours support when required.

Kenntnisse

SQL Server

High availability

Disaster recovery

Replication

Performance tuning

Automation scripting

PowerShell

Python

Cloud platforms

Security governance

Incident response

Documentation

Mentorship

Ausbildung

Bachelors in Information Technology or Computer Science

Tools

ClickHouse

FoundationDB

LGTM stack (Loki Grafana Tempo Mimir)

Rybbit

Valkey

Jobbeschreibung

Samaha Consulting seeks an experienced SQL Server DBA with Postgres SQL knowledge for a banking-domain contract in Pretoria and Durban. You will design, implement, and maintain high-availability and disaster recovery architectures, manage large data estates, and drive performance tuning.

The role emphasizes automation, incident response, security governance, and collaboration with engineers and business stakeholders; cloud adoption experience is valued.