Oracle Database Administrator

Oracle Database Administrator

Posted 2 weeks ago by 1764832421

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£575 Per day
Undetermined
Undetermined
Reading, Berkshire
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Summary: The role of an IT Oracle Database Administrator involves managing, optimizing, and securing Oracle database environments across Red Hat Enterprise Linux and cloud platforms like Azure and AWS. The candidate will be responsible for database installation, performance tuning, security management, and automation of DBA tasks. Strong expertise in Oracle administration and cloud-native deployments is essential for success in this position. This is a 6-month contract based in Reading, Berkshire.

Key Responsibilities:

  • 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).
  • Support cloud database deployments and hybrid setups in Azure and AWS (IaaS, PaaS, lift-and-shift, storage integration).
  • Administer users, roles, privileges, and authentication.
  • Implement encryption, auditing, and compliance controls.
  • Apply quarterly CPU/RU patches across environments.
  • Monitor and analyse performance using AWR, ASH, ADDM, OEM, and OS-level tools.
  • Tune SQL, SGA/PGA memory, CPU, and I/O performance.
  • Perform RMAN backups and Data Pump operations.
  • Validate backups and ensure DR readiness (Data Guard, cloud backups).
  • Support HA/DR architectures across on-prem, Azure, and AWS.
  • Automate DBA tasks using Shell scripts and cron jobs.
  • Create scripts for monitoring, backup checks, and maintenance.
  • Resolve complex issues related to I/O, memory, CPU, and network performance.
  • Work with Linux, cloud, storage, and application teams to resolve cross-stack issues.
  • Support deployments, migrations, and integration activities across Azure and AWS.
  • Work closely with application developers, DevOps engineers, and infrastructure teams on schema changes, CI/CD pipelines, and environment provisioning.
  • Ensure compliance with GDPR, ISO, and internal governance standards.
  • Maintain documentation for configurations, procedures, and DR runbooks.
  • Oracle Certified Professional (OCP) or equivalent certification preferred.
  • Cloud certifications such as Azure Administrator, AWS Solutions Architect Associate, or Database Specialty are advantageous.

Key Skills:

  • Strong expertise in Oracle database administration.
  • Experience with performance tuning and automation.
  • Knowledge of cloud-native deployments on Azure and AWS.
  • Proficiency in scripting and automation tools.
  • Familiarity with security and compliance standards.
  • Ability to troubleshoot complex database issues.
  • Experience with RMAN and Data Pump operations.
  • Understanding of HA/DR architectures.
  • Certifications such as Oracle Certified Professional (OCP) and cloud certifications are preferred.

Salary: £575.00 per day

City: Reading

Country: United Kingdom

Working Arrangements: undetermined

IR35 Status: undetermined

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Job Title: IT Oracle Database Administrator
Duration: 6 months
Location: Reading/Havant/Perth

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).
  • Support cloud database deployments and hybrid setups in Azure and AWS (IaaS, PaaS, lift-and-shift, storage integration).

Security & Access Management

  • Administer users, roles, privileges, and authentication.
  • Implement encryption, auditing, and compliance controls.
  • Apply quarterly CPU/RU patches across environments.

Performance Monitoring & Tuning
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.
  • Tune SQL, SGA/PGA memory, CPU, and I/O performance.

Backup, Recovery & High Availability

  • Perform RMAN backups and Data Pump operations.
  • Validate backups and ensure DR readiness (Data Guard, cloud backups).
  • Support HA/DR architectures across on-prem, Azure, and AWS.

Automation & Scripting

  • Automate DBA tasks using Shell scripts and cron jobs.
  • Create scripts for monitoring, backup checks, and maintenance.

Troubleshooting

  • Resolve complex issues related to I/O, memory, CPU, and network performance.
  • Work with Linux, cloud, storage, and application teams to resolve cross-stack issues.

Cloud & DevOps Collaboration

  • Support deployments, migrations, and integration activities across Azure and AWS (EC2, RDS, S3, Azure VM, Azure Backup, Azure Storage).
  • Work closely with application developers, DevOps engineers, and infrastructure teams on schema changes, CI/CD pipelines, and environment provisioning.

Compliance & Documentation

  • Ensure compliance with GDPR, ISO, and internal governance standards.
  • Maintain documentation for configurations, procedures, and DR runbooks.

Certifications

  • Oracle Certified Professional (OCP) or equivalent certification preferred.
  • Cloud certifications such as Azure Administrator, AWS Solutions Architect Associate, or Database Specialty are advantageous.

Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.

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