Oracle Database Administrator
4 days ago
Reading
Job Title: IT Oracle Database Administrator Job Location(s): Perth, Havant, Reading working model: Hybrid Job Description: We are seeking an experienced Oracle Database Administrator to manage, optimise, and secure Oracle database environments on Red Hat Enterprise Linux (RHEL) as well as Azure and AWS cloud platforms. The ideal candidate will have strong expertise in Oracle administration, performance tuning, automation, and cloud-native deployments. Key Responsibilities Database Installation & Configuration • Install, configure, and upgrade Oracle Database software on Red Hat Enterprise Linux (RHEL) systems., • Configure and manage database storage structures including tablespaces, data files, and Oracle Automatic Storage Management (ASM)., • Administer users, roles, privileges, and authentication., • Implement encryption, auditing, and compliance controls., • Monitor and analyse performance using:, • AWR (Automatic Workload Repository) – for gathering performance statistics and generating reports on system load., • ASH (Active Session History) – for real-time session-level performance diagnostics., • ADDM (Automatic Database Diagnostic Monitor) – for automated analysis and tuning recommendations., • OEM (Oracle Enterprise Manager) – for centralised monitoring, alerting, and automation., • OS-level tools such as top, vmstat, sar, iostat, netstat, lsof, dstat, and systemd journal logs to diagnose CPU, memory, disk I/O, and network issues., • Perform RMAN backups and Data Pump operations., • Validate backups and ensure DR readiness (Data Guard, cloud backups)., • Automate DBA tasks using Shell scripts and cron jobs., • Resolve complex issues related to I/O, memory, CPU, and network performance., • Support deployments, migrations, and integration activities across Azure and AWS (EC2, RDS, S3, Azure VM, Azure Backup, Azure Storage)., • Ensure compliance with GDPR, ISO, and internal governance standards., • Oracle Certified Professional (OCP) or equivalent certification preferred., • Cloud certifications such as Azure Administrator, AWS Solutions Architect Associate, or Database Specialty are advantageous.