Database Administrator
1 week ago
Position Overview As a Database Administrator, you will be responsible for the design, deployment, management, and optimization of PostgreSQL and MySQL databases in both on-premises and cloud environments (AWS Aurora). You will ensure high availability, security, and performance of mission-critical database clusters, supporting large-scale transaction processing and modern DevOps practices. Minimum Requirements Experience: At least 7 years as a Database Administrator, with hands-on expertise in PostgreSQL and MySQL environments. Key Responsibilities Deploy and configure PostgreSQL clusters on-premises and in AWS Aurora.Set up and manage MySQL databases, ensuring optimal configuration and performance.Customize database parameter groups in Aurora and MySQL to optimize performance and enable advanced features.Define VPC, subnet, and security group configurations for secure cloud deployments.Use tools such as pg_stat_statements, CloudWatch, pgAdmin, MySQL Workbench, and custom scripts to monitor database performance and replication status.Tune PostgreSQL and MySQL parameters (e.g., shared_buffers, work_mem, WAL settings, buffer pool size) for optimal throughput and reliability.Implement WAL streaming and cluster status checks for PostgreSQL; configure MySQL replication and failover strategies.Design and execute backup strategies using native tools and AWS features (e.g., automated snapshots).Conduct regular disaster recovery drills and maintain standby clusters for failover scenarios.Manage user roles and permissions, enforce encryption, and monitor access logs for both PostgreSQL and MySQL.Apply security best practices and integrate with AWS Secrets Manager for credential rotation.Ensure compliance with organizational and regulatory standards for data protection.Lead schema conversion and incremental data migration from on-premises to AWS Aurora and MySQL using ETL tools such as Talend and custom scripts.Validate data integrity post-migration through row count comparisons and compatibility tests.Develop automation scripts for data loading, monitoring, and maintenance using Shell, Python, PL/pgSQL, and MySQL scripting.Integrate databases with CI/CD pipelines and containerized environments (e.g., ECS Fargate).Manage clusters that process large volumes of financial transactions daily.Model AWS costs and size resources appropriately for PostgreSQL and MySQL workloads.Set up secure DB-to-DB communication over VPN between on-premises and AWS Aurora/MySQL. Required Technical Skills Database Engines: PostgreSQL (on-premises), AWS Aurora PostgreSQL, MySQL Monitoring Tools: CloudWatch, pgAdmin, pg_stat_statements, MySQL Workbench, custom shell scripts Security: Role management, WAL configuration, AWS Secrets Manager, MySQL user management ETL & Migration: Talend, custom scripts, schema conversion DevOps & Automation: Bash, Python, PL/pgSQL, MySQL scripting, AWS CLI Cloud Services: AWS RDS, VPC, Subnets Security Groups, Aurora Serverless Qualifications Minimum 7 years of experience as a Database Administrator, with proven expertise in both PostgreSQL and MySQL.Strong understanding of database performance tuning, high availability, and disaster recovery strategies.Hands-on experience with database security, compliance, and credential management.Experience with ETL processes, data migration, and automation scripting.Familiarity with AWS cost modeling and resource sizing for database workloads.Ability to work collaboratively in DevOps and agile environments
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Database Administrator
2 days ago
Kuala Lumpur, Kuala Lumpur, Malaysia AMK Technology Sdn Bhd Full time 90,000 - 108,000 per yearWe're Hiring: Senior Database Administrators (2 Positions)We are looking for experienced Database Administrators (DBAs) with 7+ years of hands-on experience to join our team.Open Positions:1) Oracle Database Administrator – Expert in Oracle DB architecture, performance tuning, backup/recovery, and high availability.2 )Microsoft SQL Server Database...
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Database Administrator
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Database Administrator
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Kuala Lumpur, Kuala Lumpur, Malaysia Unison Group Full time 1,008,000 - 1,440,000 per yearRole Overview We are seeking an experienced Database Administrator to manage and support mission-critical databases in a secure and regulated environment. The ideal candidate will have prior experience working in government projects or similar regulated sectors, ensuring robust security, compliance, and optimized performance across database systems.Key...
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Database Administrator
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Database Administrator
2 days ago
Kuala Lumpur, Kuala Lumpur, Malaysia AVANADE ASIA PTE LTD Full time 80,000 - 150,000 per yearDatabase Administrator (MS SQL) Responsible for the effective design, implementation, maintenance, and enhancement of database systems for within the Asia Pacific Region, primarily MSSQL Server databases and other database technologies such as but not limited to Oracle, IBM DB2, MySQL and PostgreSQL databases. Come join us As a valued member of our team,...
