Main Objectives and Activities
Oracle GoldenGate Administration:
- Install, configure, administer, and maintain Oracle GoldenGate (Classic and Microservices Architecture).
- Manage change data capture (CDC), Extract, Data Pump, Replicat, and Parallel Replicat processes.
- Monitor, troubleshoot, and resolve GoldenGate lag, ABENDs (abnormal ends), data conflicts, and process failures.
- Implement performance tuning and parallel replication strategies to maximize throughput efficiency.
- Design and implement high-availability and fault-tolerant replication architectures
Oracle Database Administration:
- Perform routine DBA tasks including backup/recovery, performance tuning, and security management.
- Manage Oracle RAC, ASM, and Data Guard environments.
- Troubleshoot database and server issues with a hands-on approach to ensure system stability and performance
- Collaborate with development and infrastructure teams to ensure database scalability, security, and availability
- Monitor database health, performance, and resource utilization using tools like OEM
- Familiarity with Linux/Unix environments and command-line operations
- Design and implement disaster recovery strategies for Oracle databases
- Develop and maintain DR documentation, including recovery procedures and failover plans
- Conduct regular recovery testing to validate recovery time objectives (RTO) and recovery point objectives (RPO)
- Collaborate with infrastructure and application teams to ensure end-to-end DR readiness
- Configure and manage Oracle Zero Data Loss Recovery Appliance for secure, real-time backup and recovery
- Integrate ZDLRA with Oracle databases to ensure zero-data-loss protection
- Administer and optimize Oracle Exadata environments for performance and reliability
- Perform patching, upgrades, and configuration tuning specific to Exadata architecture
Experience and Skills Required
- Bachelor’s Degree or higher in Computer Science, Computer Engineering or related field
- Having a minimum of 2 years of working Experience with Oracle Golden Gate in a production environment and MAA architecture.
- Having 5 to 7 Years of overall working Experience as a Database Administrator
- Having working experience with Oracle Database on Oracle Exadata and ZDLRA would be a plus
- Good command of English
- Able to travel to Cambodia for business trips when required
What you will get from ATBB
- 14 days’ vacation in the first year
- Health insurance for staff & families
- Life insurance
- Dental fee for staff & families
- Provident fund
- Monetary Assistance (Childbirth, Funeral, Basket Visit)
- Annual Party
- Monthly Activities- Staff Birthday & Company Activities
- Annual Health Check
- Multinational company with flexible working hours, but a professional company culture
- Hybrid work-from-home policy
Skills Required
- Bachelor's degree or higher in Computer Science, Computer Engineering, or a related field
- At least 2 years of production experience with Oracle GoldenGate and MAA architecture
- 5 to 7 years of overall experience as a Database Administrator
- Experience with Oracle Database on Oracle Exadata and ZDLRA
- Good command of English
- Ability to travel to Cambodia for business trips when required
What We Do
EFFICIENCY IN MOTION Driving Banking Innovation ATA IT, a subsidiary of the National Bank of Canada, was established in 2016. We deliver world-class IT services to NBC and its subsidiaries, setting the standard for banking technology and supporting its global reach. We achieve this through innovative banking services and uncompromising security, adhering to the highest standards to ensure our group's trust and satisfaction. Our expertise includes: · IT Banking Solutions: From enterprise architecture and infrastructure implementation to seamless integration services and fully managed, high-availability data center hosting. · 24/7 End-to-End Support: Ensuring continuous operational excellence with round-the-clock monitoring and maintenance. · Business Services & Applications: From secure brokerage platforms and corporate banking portals to solutions for institutional trusts, securities lending, and syndicated loans, we are aligned to the financial landscape. ATA IT’s strength lies in encouraging our employees to drive innovation, and our team is a vibrant mix from various cultural backgrounds & industries, collaborating to create a thriving work environment.









