Senior Database Administrator: Performance, Security & Backups

Placements24; Sandton; On-site; ZAR 550,000 - 950,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Retirement savings plan

Paid time off and holidays

Training and certifications in DB tech

Job summary

Placements24 is seeking an experienced Database Administrator to manage and maintain critical database systems in Sandton. You will install, configure, and tune databases across SQL Server, Oracle, PostgreSQL and MySQL, ensuring security, backups, and performance.

Collaboration with developers and system admins is essential in this role. The ideal candidate has 4+ years of DBA experience, strong SQL skills, and a solid understanding of backup/recovery and encryption strategies.

Qualifications

• 4+ years of experience as a Database Administrator.
• Proficiency in SQL and experience with database administration tools.
• Strong understanding of database architecture, performance tuning, and backup/recovery strategies.
• Experience with at least one major relational database management system.
• Knowledge of scripting languages (e.g., PowerShell, Bash) is a plus.

Responsibilities

• Install, configure, upgrade, and maintain database server software (e.g., SQL Server, Oracle, PostgreSQL, MySQL).
• Monitor database performance, identify bottlenecks, and implement tuning strategies.
• Implement and manage database security, including user access control and data encryption.
• Perform regular database backups and ensure successful restoration when needed.
• Develop and maintain documentation for database standards, procedures, and configurations.
• Collaborate with application development teams to optimize database queries and schema design.

Skills

SQL

Performance tuning

Security & encryption

Backup & recovery

Collaboration

Education

Bachelor's degree in Computer Science/Information Systems or related field

Tools

SQL Server

Oracle

PostgreSQL

MySQL

PowerShell

Bash

Job description

Placements24 is seeking an experienced Database Administrator to manage and maintain critical database systems in Sandton. You will install, configure, and tune databases across SQL Server, Oracle, PostgreSQL and MySQL, ensuring security, backups, and performance.

Collaboration with developers and system admins is essential in this role. The ideal candidate has 4+ years of DBA experience, strong SQL skills, and a solid understanding of backup/recovery and encryption strategies.