Senior Database Administrator – Oracle (ExaCC / Exadata)

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Descrizione

We are searching for candidates for a senior Oracle DBA role focused on performance optimization, resource efficiency and project delivery across Oracle ExaCC (Exadata Cloud[handle]), ZFS and ZDLRA environments. Day-to-day operational coverage is handled in partnership with infrastructure teams; this role focuses on specialist expertise, continuous improvement and cross-team collaboration with development and infrastructure stakeholders. What You'll Do Optimize Oracle database performance through compression techniques, query tuning and indexing strategy — with a focus on ExaCC CPU efficiency, storage cost reduction and I/O efficiency; Fine-tune Oracle CPU allocation algorithms on ExaCC to maximize the used/allocated ratio and minimize waste; Optimize backup and recovery processes for Oracle ZFS and ZDLRA appliances, ensuring reliability and cost-effectiveness; Lead and support key projects, including migration to Kerberos authentication and Oracle Client upgrades; Guide development teams on best practices for database design, SQL coding, performance and scalability; Perform root cause analysis on performance incidents and complex database issues escalated from infrastructure partners; Enforce access management, TDE encryption, auditing controls and audit-quality documentation; Contribute to multi-platform environments (Azure SQL, PostgreSQL, Synapse) where relevant; Collaborate with infrastructure partners, development teams and project stakeholders across initiatives. What

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