Oracle Database Administrator

Oracle DBA - Database Consolidation Specialist – Hybrid – 6 months – SC Clearance 2 days per week on site in thre Midlands and / or London Responsibilities: * Support the consolidation by migrating data and functionality from mainly Oracle legacy systems, including Product Management Databases, CRM systems, and Geneva/Netcracker billing platforms, to the new centralised platform. * Perform data extraction, transformation, and loading (ETL), data mapping, validation, and testing to ensure accuracy and integrity of migrated data. * Collaborate with the new vendor to align migration processes, troubleshoot integration issues, and ensure system compatibility. * Work closely with internal technical teams, business stakeholders, and current system users to gather requirements, address concerns, and provide updates on migration progress. * Optimize Oracle, T-SQL, and other database platforms, resolve technical challenges, and provide post-migration support, including documentation and issue resolution. Skills/Qualifications: * Proven experience in database migration projects * Strong expertise in Oracle, T-SQL, ETL processes, and HP-UX or other legacy Unix/Linux/Windows system administration in a mixed database environment. * Strong documentation skills, including the ability to create and maintain technical documentation such as ERD (Entity Relationship Diagrams), process flow diagrams, and data mapping documentation. * Excellent communication and stakeholder management skills to effectively collaborate with vendors, technical teams, business users, and current system stakeholders. * Strong problem-solving, data mapping, and database performance optimization skills. * Experience with data validation and ensuring compliance with business requirements. * Security Clearance (SC): The candidate must either hold valid SC clearance or be eligible to obtain it prior to starting