We are looking for a Database Administrator to support the development, deployment and operation of mission-critical systems. You will work closely with Solution Architects, Project Managers, Technical Leads and development teams to ensure database performance, availability, security and reliability. Responsibilities Establish database performance baselines and conduct workload testing, including replication, backup and recovery, log shipping, scalability and partitioning. Perform database sizing, capacity planning and performance tuning. Manage database accounts, user access and data distribution. Maintain, monitor and optimise Microsoft SQL Server and MongoDB environments. Review release notes and perform database upgrades and patching according to maintenance schedules. Create and maintain database storage structures, tables, views and indexes. Develop database standards, procedures and operational documentation. Ensure database services meet established service-level requirements. Requirements Diploma in Computer Science, Information Technology or a related discipline. Experience in database administration and operations involving Microsoft SQL Server and MongoDB . Strong knowledge of database design, development and administration in high-volume, large-scale and data-intensive environments. Experience with relational and distributed databases. Knowledge of high-availability technologies, including clustering and replication.