Oracle DBA with SQL Experience (Active SC Cleared)
Location: Wokingham (Hybrid – 3 days onsite mandatory)
Contract Duration: 6 months
Security Clearance: Active SC Clearance required
OverviewWe are seeking an experienced Oracle DBA with strong SQL Server expertise to support critical production database environments. The successful candidate will play a key role in ensuring the stability, performance, security and resilience of enterprise database platforms across Oracle and Microsoft SQL Server technologies.
The Oracle DBA will be responsible for the installation, configuration, maintenance and optimisation of database systems. You will work closely with application development, infrastructure and architecture teams to support business-critical systems and ensure high availability, performance and compliance.
Key Responsibilities- Install, configure and maintain Oracle and SQL Server database environments
- Perform database upgrades, patching, migrations and backup operations
- Manage database users, roles, privileges and security policies
- Monitor and optimise database performance (indexing, partitioning, AWR reports, tracing)
- Troubleshoot slow-running queries and optimise SQL code
- Implement and manage high availability and disaster recovery solutions including RMAN, Data Guard, ASM and SQL Server Always On
- Conduct backup validation, disaster recovery planning and failover testing
- Ensure compliance with security policies and regulatory standards
- Perform audits, risk assessments and security hardening
- Provide L2/L3 support for database incidents and participate in on-call rotation
- Collaborate with solution architects, developers and infrastructure teams
- Act as SME for database performance incidents, root cause analysis and major production events
- Active and current SC Clearance (mandatory)
- Strong DBA experience across Oracle and SQL Server platforms
- Oracle administration (11g, 12c, 19c)
- SQL Server administration (2016, 2019)
- Experience with RMAN, Data Guard and ASM
- Strong SQL query tuning and optimisation skills
- Proven experience implementing backup and recovery strategies
- Experience working within Linux/UNIX and Windows Server environments
- Strong collaboration skills across technical teams
- Knowledge of cloud-based database platforms (Azure, AWS RDS, Oracle Cloud)
- Strong analytical, troubleshooting and communication skills
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