We are looking for a Senior Database Specialist Consultant to support large-scale enterprise database migrations across Europe, North America and South America.
The role covers Oracle, SQL Server and other relational database platforms, combining migration delivery, cloud re-platforming, performance validation, high availability and security across complex, multi-country environments.
Key Responsibilities
- Deliver migrations involving hundreds to thousands of database instances, covering discovery, assessment, schema conversion, replication, cutover, rollback planning and post-migration validation.
- Plan migration waves, map application–database dependencies and coordinate parallel migration strategies.
- Assess and recommend migration paths to Oracle Database@AWS, Amazon RDS, Amazon Aurora or EC2 based on workload requirements, compatibility, cost and risk.
- Execute Oracle and SQL Server migrations using native tools and AWS migration services.
- Assess re-platforming opportunities from Oracle and SQL Server to PostgreSQL, MySQL or MariaDB, including schema conversion and application compatibility.
- Maintain encryption, access controls and audit continuity throughout the migration.
Required Experience
- Proven experience delivering large-scale database migrations across multiple regions and business entities.
- Strong experience in migration wave planning, dependency mapping, cutover orchestration, rollback planning and data validation.
- Experience assessing and executing migrations to PostgreSQL, MySQL or MariaDB on Amazon Aurora or RDS.
- Experience migrating SQL Server 2016+ to Amazon RDS and EC2-based deployments with Always On Availability Groups.
- Deep hands-on experience with Oracle Exadata X9M/X11M, RAC, ASM, Data Guard, RMAN and performance tuning.
- Fluent spoken and written English.
Conditions
- Freelance contract
- Full time
- Long-tern project
- 100% remote