Senior Oracle Database and Linux Administrator

Description

Key Responsibilities

Oracle Database Administration

• Administer and maintain Oracle databases (Oracle 19c and later)
• Monitor database health, availability and performance
• Perform database tuning and performance optimization
• Implement and manage Oracle security configurations
• Install, test and deploy Oracle patches and upgrades
• Manage database storage structures and capacity planning
• Support database migrations and infrastructure changes
• Define and maintain database standards and best practices
• Manage and monitor Oracle licensing compliance
• Participate in disaster recovery and business continuity planning

Backup & Recovery

• Define and maintain backup strategies using RMAN
• Perform backup monitoring and validation
• Execute restore and recovery procedures
• Conduct regular disaster recovery tests
• Maintain recovery documentation and procedures

SQL / PL-SQL Development Support

• Support development teams using Oracle databases
• Assist in SQL query optimization and troubleshooting
• Review and improve PL/SQL code performance
• Support releases and deployments involving database changes
• Provide technical guidance to developers and application owners

Linux Infrastructure Administration

• Manage Red Hat Enterprise Linux environments
• Install security and operating system updates
• Administer storage at operating system level
• Manage LVM configurations and file systems
• Monitor server performance and capacity
• Perform troubleshooting of Linux-based application environments
• Support server lifecycle management and migration activities
• Automate recurring tasks using shell scripting

Application & Infrastructure Support

• Support business-critical applications running on Oracle and Linux platforms
• Collaborate with application owners and infrastructure teams
• Participate in incident resolution and root cause analysis
• Support infrastructure modernization and cloud transformation projects
• Ensure compliance with cybersecurity and operational standards

Required Technical Skills

Database Technologies
Mandatory:

• Oracle Database 19c or newer
• Oracle Database Administration
• RMAN Backup & Recovery
• Oracle Performance Tuning
• SQL
• PL/SQL
• Oracle Security Management
• Oracle Patch Management

Nice to Have:

• PostgreSQL Administration
• PostgreSQL Monitoring & Performance Tuning

Linux Technologies
Mandatory:

• Red Hat Enterprise Linux
• Linux Server Administration
• Shell Scripting (Bash)
• LVM
• Linux Storage Management
• Performance Analysis & Monitoring
• Patch Management
• System Troubleshooting

Nice to Have:

• Oracle Linux
• Virtualization technologies
• Infrastructure monitoring solutions
• Automation tools

Experience Required

• Minimum 5 years of Oracle Database Administration experience
• Minimum 5 years of Linux System Administration experience
• Experience with production critical environments
• Experience in backup, recovery and disaster recovery testing
• Experience supporting development teams
• Experience in performance tuning and troubleshooting
• Experience with infrastructure upgrades and migrations

Soft Skills

• Strong analytical and problem-solving skills
• Ability to work autonomously
• Strong documentation skills
• Customer and service-oriented mindset
• Ability to interact with technical and non-technical stakeholders
• Strong communication skills
• Ability to manage priorities in a complex environment

Success Criteria

The successful candidature will:

• Ensure availability and performance of Oracle databases
• Maintain secure and compliant Linux environments
• Support critical business applications with minimal downtime
• Improve automation and operational efficiency
• Support a leading energy company’s modernization and cloud transformation roadmap
• Contribute to knowledge sharing and operational resilience across the IT team

Location: La Garenne-Colombes

1. Minimum 5 years of Oracle Database Administration experience
2. Minimum 5 years of Linux System Administration experience
3. Experience with production critical environments
4. Experience in backup, recovery and disaster recovery testing
5. Experience supporting development teams
6. Experience in performance tuning and troubleshooting
7. Experience with infrastructure upgrades and migrations
8. Strong analytical and problem-solving skills
9. Ability to work autonomously
10. Strong documentation skills
11. Customer and service-oriented mindset
12. Ability to interact with technical and non-technical stakeholders
13. Strong communication skills
14. Ability to manage priorities in a complex environment
15. Mandatory technical skills: Oracle Database 19c or newer, Oracle Database Administration, RMAN Backup & Recovery, Oracle Performance Tuning, SQL, PL/SQL, Oracle Security Management, Oracle Patch Management
16. Mandatory Linux skills: Red Hat Enterprise Linux, Linux Server Administration, Shell Scripting (Bash), LVM, Linux Storage Management, Performance Analysis & Monitoring, Patch Management, System Troubleshooting