Oracle DBA for Mission-Critical Secure Systems

Free-Work UK; Leatherhead; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Excellent pension

Private healthcare

Share scheme (3.5% + 3.5% matching)

Job summary

CGI is seeking an experienced Oracle Database Administrator to own production environments and drive patching, maintenance and troubleshooting for mission-critical systems. You will work with a broad Oracle stack, including Multitenant environments, RMAN backups and performance tuning, in a security-focused setting.

You will be based in Leatherhead, Surrey, five days a week, collaborating with SME colleagues to deliver robust database services while maintaining compliance with UK security

Qualifications

• Strong hands on production Oracle Database Administration experience.
• Patching expertise including CPU/RU, OPatch and Datapatch.
• Experience administering and troubleshooting Oracle Multitenant CDB/PDB environments, including cloning.
• Experience with RMAN backup and recovery.
• Knowledge of AWR/ASH, SQL and database performance troubleshooting.
• Experience with Oracle Solaris production support, OS management, SRU patching, networking and Zones administration.
• Knowledge of ZFS administration, including pools, datasets, snapshots, capacity and filesystem troubleshooting.
• Experience administering Oracle databases on Windows Server, including services, patching and troubleshooting.
• Exposure to Oracle Fusion Middleware/WebLogic administration, patching and troubleshooting would be beneficial.
• Ability to work effectively within a collaborative, security-focused technical environment.
• You must hold, or be eligible to obtain, the required UK Security Clearance.

Responsibilities

• Administer & Support – Manage production Oracle databases, maintaining availability, stability and performance.
• Patch & Maintain – Deliver Oracle CPU/RU patching using OPatch and Datapatch, diagnosing and resolving patching issues.
• Troubleshoot & Resolve – Investigate database, SQL and performance issues using appropriate Oracle diagnostic tools.
• Protect & Recover – Support backup and recovery activities using RMAN.
• Manage & Optimise – Administer Oracle Multitenant CDB/PDB environments, including maintenance, cloning and troubleshooting.
• Analyse & Improve – Use AWR/ASH and SQL analysis to identify issues and improve database performance.
• Collaborate & Innovate – Work with colleagues across technical disciplines to develop practical solutions to complex operational challenges.
• Support Wider Platforms – Where required, contribute to Oracle WebLogic/FMW, Solaris, ZFS and Oracle database services running on Windows Server.

Skills

Oracle Database Administration

Oracle patching

RMAN backups

Oracle Multitenant CDB/PDB

AWR/ASH, SQL performance

Oracle Solaris

WebLogic / Fusion Middleware

Windows Server

Security clearance

Tools

OPatch

Datapatch

RMAN

WebLogic

ZFS administration

Job description

CGI is seeking an experienced Oracle Database Administrator to own production environments and drive patching, maintenance and troubleshooting for mission-critical systems. You will work with a broad Oracle stack, including Multitenant environments, RMAN backups and performance tuning, in a security-focused setting.

You will be based in Leatherhead, Surrey, five days a week, collaborating with SME colleagues to deliver robust database services while maintaining compliance with UK security