Oracle DBA Administrator and Oracle DBA Engineer

MISSION

Ensure the availability performance integrity and security of multiple customers databases within a shared services team.

Perform daily operations Admin-level support backups/restores as well as changes and optimizations.

CONTEXT

Shared production team managing databases for several customers (mid-sized companies large enterprises public/private sector).

24/7 production environment with strict SLAs and high availability constraints.

Close collaboration with application systems network security L1/L2 support teams and project managers.

Typical environments: Oracle and Cloud (Azure AWS GCP).

MAIN ACTIVITIES

1. Database operations and monitoring

Ensure proper functioning of database instances (production pre-production test development) for various customers.

Monitor availability capacity and performance using monitoring and metrics tools.

Manage database user accounts roles and privileges according to defined security policies.

Perform routine administration tasks: start/stop instances log checks disk space management preventive maintenance.

2. Incident management and Admin-level support

Take ownership of Admin-level (L2/L3 DB) incidents raised by monitoring tools or support teams.

Diagnose and resolve performance issues (slow queries locks contention indexing).

Handle availability-related incidents (instance crashes corruption replication/cluster issues).

Communicate clearly and regularly with internal teams and customers about incident status ETA and action plans.

3. Backups restores and business continuity

Implement control and optimize backup and restore strategies for databases.

Perform regular restore tests to ensure backup reliability (DR/BCP scenarios).

Contribute to high availability and disaster recovery setups (clustering replication mirroring AlwaysOn Data Guard etc. depending on technologies).

Document and improve recovery and failover procedures.

4. Changes and production deployments

Prepare and execute maintenance operations version upgrades (DB engines patches) migrations and configuration changes.

Participate in Change Advisory Boards (CAB) providing database expertise.

Write change documentation: impact analysis implementation plans rollback plans intervention windows.

Perform sensitive interventions requiring downtime or with service risk often outside business hours (evenings nights weekends).

5. On-call duties and out-of-hours interventions

Participate in the on-call rotation for major incident management (24/7 depending on schedule).

Intervene urgently outside normal business hours in case of crisis or critical incidents impacting production databases.

Ensure availability and quality of service during on-call periods in line with SLAs.

Log and close on-call tickets document actions taken and solutions implemented.

6. Optimization documentation and continuous improvement

Analyze performance and propose optimizations (indexing configuration tuning execution plans partitioning archiving).

Contribute to standardization of configurations and procedures within the shared team.

Write and maintain technical documentation (customer runbooks procedures operating guides diagrams).

Enrich the knowledge base with lessons learned and best practices.

Propose and participate in industrialization and automation actions (scripts jobs tools).

Qualifications :

  35 years of hands-on DBA administration in operations/run.

Rigorous service-oriented autonomous strong team player.

Excellent troubleshooting and communication skills (written/verbal).

Fluent in English; technical English required. (Adjust as needed.)

Able to manage priorities and perform under on-call conditions.

TECHNICAL ENVIRONMENT & LANGUAGES

Relational DBMS (good skills in at least 12 of them):

Oracle (installation configuration RMAN Data Guard OEM etc.).

Backup and restore:

Backup methodologies (full differential transaction logs point-in-time).

Native and third-party tools (RMAN SQL Server Backup pgdump enterprise backup solutions).

Performance and tuning:

Execution plan analysis indexing strategies statistics management.

Identifying slow queries lock management server/instance configuration tuning.

High availability and replication (depending on technology):

Clustering mirroring AlwaysOn Data Guard RAC logical/physical replication etc.

Systems and environments:

Solid basics on Linux/Unix and Windows Server (from a DBA perspective).

Understanding of storage (SAN/NAS) network virtualization Cloud DB services

Soft skills

Rigorous reliable with a strong sense of responsibility (production and on-call context).

Strong analytical skills calm under pressure and reactive in crisis situations.

Team spirit in a shared multi-customer environment.

Good communication skills (written and verbal) with both technical and non-technical stakeholders.

Organized autonomous and able to prioritize in a demanding environment.

Customer-oriented mindset and respect for deadlines and SLAs.

Languages

English: Fluent / Professional working proficiency required.

Remote Work :

No

Employment Type :

Full-time