Database/Application Administrator

COSMOTE GLOBAL SOLUTIONS NV; Brussel Hoofdstad; Sur place; EUR 70 000 - 100 000; Plein temps

Résumé du poste

COSMOTE Global Solutions in Belgium is seeking a seasoned Database/Application Administrator to manage and optimize our database and application infrastructure. You will ensure security, performance, and high availability across diverse environments.

Responsibilities include installation, monitoring, backup/recovery, security, and collaboration with development and operations teams. Cloud migrations, scripting, and automation experience are highly valued at our multicultural organization.

Qualifications

• Bachelor’s degree in Computer Science, IT, or related field.
• 12+ years of experience in database and application administration.
• Proficient with Oracle, PostgreSQL and Microsoft SQL Server.
• Experience with application servers and middleware technologies.
• Strong database security, backup and recovery knowledge.
• Hands-on with cloud database services and migrations.
• Good scripting and automation knowledge.
• Excellent problem-solving and communication skills.
• Ability to work in multicultural and international teams.

Responsabilités

• Administer and maintain databases and related application systems ensuring optimal performance, security, and availability.
• Install, configure, monitor, and troubleshoot database and application environments.
• Implement database and application backup and recovery procedures to minimize downtime.
• Manage database security, users, and access controls.
• Collaborate with development and operations teams to ensure smooth integration and deployment of applications.
• Perform database tuning and query optimization to enhance performance.
• Support migration activities including cloud migrations and database upgrades.
• Create and maintain technical documentation and reports.
• Participate in incident management and resolution processes.

Connaissances

Database admin

Performance tuning

Security

Automation scripting

Cloud migrations

Docker

Kubernetes

Incident management

Communication

Formation

Bachelor's degree

Outils

Oracle

PostgreSQL

SQL Server

Application servers

Middleware technologies

Cloud services

Scripting tools

Description du poste

COSMOTE Global Solutions, a key company of the OTE Group of Companies, is a premier ICT Systems Integrator delivering a broad range of ICT Solutions and Services.

We are seeking a skilled Database/Application Administrator to manage and maintain our database and application infrastructure effectively.

Key Responsibilities

• Administer and maintain databases and related application systems ensuring optimal performance, security, and availability.
• Install, configure, monitor, and troubleshoot database and application environments.
• Implement database and application backup and recovery procedures to minimize downtime.
• Manage database security, users, and access controls.
• Collaborate with development and operations teams to ensure smooth integration and deployment of applications.
• Perform database tuning and query optimization to enhance performance.
• Support migration activities including cloud migrations and database upgrades.
• Create and maintain technical documentation and reports.
• Participate in incident management and resolution processes.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Minimum 12 years of experience in database and application administration.
• Proficient with database technologies such as Oracle, PostgreSQL, and Microsoft SQL Server.
• Experience with application servers and middleware technologies.
• Strong understanding of database security, backup and recovery procedures.
• Hands‑on experience with cloud database services and migrations.
• Good knowledge of scripting and automation tools.
• Excellent problem‑solving and communication skills.
• Ability to work effectively in multicultural and international teams.
• Experience with containerization (Docker) and orchestration (Kubernetes) is a plus.