For a client, we are seeking a System Engineer.

Start Date: 01/04

End Date: 31/03/2026 (extendable)

Work Regime: Full-time

Location: Brussels

Job Description & Responsibilities:

• Assist in server architecture for deploying new applications and middleware: analyze requirements, design new or modify existing architecture, conduct testing and proof of concept, create implementation projects, and collaborate with the team lead for deployment.
• Evaluate requirements against security and manageability considerations.
• Interface with clients, primarily in IT, regarding your area of expertise.
• Provide third-line troubleshooting for complex issues.
• Support daily operational tasks such as deploying and updating in-house developed applications in acceptance and production environments (primarily Windows IIS & SQL based).
• Configure F5 load balancing VIPs for web applications.
• Administer core supporting applications: RabbitMQ, Redis Cache, and other shared technologies (knowledge of these products is advantageous).
• Enforce and monitor security guidelines and standards.
• Manage monitoring, change, and patch management of the environment.
• Ensure optimal 2nd/3rd level support, interfacing with Microsoft and other third parties.
• Maintain up-to-date operating and installation documentation.
• Participate in the duty role (24/7, 1 in 6 weeks).

Requirements:

• Proven experience in supporting applications on Linux Redhat (deploying applications, verifying logs, monitoring system health and performance, creating scripts).
• Over 10 years of recent expert experience with Windows Server (2012-2019).
• Native proficiency in French or Dutch, with the ability to speak and understand the other language; English is mandatory for documentation and international meetings, German is a plus.
• Must possess a driver's license and car (required for the duty role).
• Availability for the duty role.
• Proven knowledge of IIS management and website deployment.
• Broad IT knowledge covering networking, security, end-user, and ITIL concepts.
• Knowledge of PowerShell.
• Familiarity with MS-SQL, MongoDB, RabbitMQ, NEO4J, or Redis Cache is a plus (on-the-job coaching/training will be provided for missing knowledge).
• Understanding of firewalls and network load balancing concepts (product knowledge will be provided).
• Team player with the ability to work independently.
• Strong planning and organizational skills.
• Analytical skills for both architectural and troubleshooting tasks.
• Pragmatic and customer-oriented mindset.
• Presentation and Visio drawing skills.
• Must be willing and able to learn new products or technologies within a year if not already known.