Head of System Administration - Oracle Cloud Apps

- Coordinate with Senior Stakeholders across multiple business units and coordinate requirements - Act as the escalation point covering critical issues both technical and operational business incidents within the Oracle platforms - Oversee incidents, service requests and change management processes - Perform Audit of both internal and external support activities - Manage environment strategy and release cycles across all Oracle instances - Lead quarterly Oracle Cloud updates, patching and deployment activities - Ensure optimal system performance, security, availability and resilience - Own and maintain the change control process, including impact assessments - Manage IT infrastructure refresh cycles with minimal business disruption - Monitor, manage and optimise Oracle license utilisation and associated costs - Enable the System Administration team to provide high-quality user support - Maintain robust access controls, permissions, and system security compliance - Define and enforce governance policies, standards and best-practice guidelines - Ensure all system configuration, process flows and procedures are accurately documented - Manage the relationship and contract performance of the outsourced service provider (Mastek) - Ensure delivery of all contracted services including incident management, enhancements, release management, security monitoring and environment management - Maintain a consistent reporting cadence and review monthly service reports - Address performance gaps and raise improvement actions with the Service Delivery Manager - Audit supplier compliance with Group policies including security and GDPR - Monitor budgets across services and Statements of Work - Process and validate supplier invoices - Maintain effective supplier account management - Lead, develop and motivate the Oracle System Administration team - Conduct performance reviews and support individual development plans - Assess skills gaps and ensure the team is adequately resourced and trained - Promote a culture of best practice, continuous learning and service excellence