controller English-speaking jobs in Rixensart

Business Intelligence Expert to design, implement, and maintain data models and reporting applications for the European Commission. Requires 10+ years of experience in data warehousing, SQL, and relational databases, and 5+ years in Microsoft Fabric, Power BI, and cloud BI.

As a Field Application Specialist, you will install, configure, and maintain automated analysers at customer sites. You will also provide application support, troubleshoot issues, and train users.

Provides first-level onsite and remote support for hardware, AV systems, and basic networking. Acts as primary point of contact for onsite support, resolving IT service issues and collaborating with internal teams. Requires expertise in AV systems (Extron, Crestron), hardware support, and network troubleshooting. Fluent in Flemish (Dutch) with English written and communication expertise.

Technical Sales Specialist to drive sales growth within the microbiology portfolio. Develop new business, maintain customer relationships, and provide tailored solutions. Bachelor's or Master's degree in Microbiology, Life Sciences, or related field required.

agap2 seeks versatile engineers (mechanical, construction, electronics, or production) to contribute to diverse industrial projects across Belgium. Fluency in French and English or Dutch and English is required.

Lead and coordinate major incident resolution, ensuring effective communication and minimal service disruption. Manage incident escalation and ensure timely resolution within Service Level Agreements (SLAs). Contribute to process strategy definition and ensure understanding across all services.

HybriX Energy seeks a Business Development Manager to originate, structure, and advance grid-scale battery storage projects in Belgium and select European markets. Responsibilities include identifying opportunities, analyzing grid capacity, and leading negotiations for land and partnership agreements.

Production Scientist will execute manual and semi-automated production processes, perform in-process controls, and draft production documentation. The role requires experience in reagent/solution preparation and aliquoting, knowledge of ELISA, enzymatic assays, and qPCR, and familiarity with Good Laboratory Practices and regulated environments.

Regional Sales Business Development Manager will drive revenue growth within a designated territory in Europe. Responsibilities include market research, developing key accounts, managing the sales process, and supporting marketing initiatives. Requires a Bachelor's degree, 5+ years of experience in sales and business development within the high-performance engineering plastics industry, and fluency in English.

Senior Full-Stack Developer to develop and maintain cross-platform interfaces using React. Refactor and modernize components, improve product performance and design, and collaborate with a small agile team.

The Managing Director is responsible for the strategic, operational, and financial management of one production site and one logistics site within a food industry setting. The role ensures safe, high-quality, and compliant food production while achieving sustainable growth and operational excellence.

Principal Technician providing Level 2/3 support for INF051 services including Secure Web Proxies, Firewalls, VPNs, and DNS/DHCP. Assists with Cyber Security policy implementation and administration. Requires NATO SECRET clearance and experience in enterprise network management.

Senior .NET/Angular Developer sought for freelance role with a large Belgian company. Develop and optimize applications, ensuring stable communication between systems. 8+ years experience with .NET and Angular required. Blazor experience is a plus. Fluent in English and French or Dutch.

Experienced QA/QC Quality Manager needed for a flagship 600 MW hyperscale data center project in Belgium. Develop, implement, and oversee the project's Quality Management Plan, ensuring compliance with standards and client specifications. Lead a QA/QC team, coordinate with subcontractors, and manage testing, verification, and commissioning activities.

Lead Pharmacometrics strategy for drug development, guiding dose selection, study design, and paediatric planning. Deliver PBPK, QSP, and clinical simulations, translating model outputs into actionable recommendations.

Business Performance & Operations Manager needed for a permanent-capital holding company. Analyze business models, identify performance levers, and define KPIs to improve portfolio company performance. Requires 6-8 years of experience turning analytics into measurable results and fluency in French, English, and Dutch.

Multi-skilled Retail Maintenance Technician needed for luxury retail brand in Brussels. Strong electrical expertise and general building maintenance skills required. Experience in premium retail environments preferred.

Freelance .NET Developer sought for 12-month rolling contract with a leading Belgian utility organization. Develop and maintain backend applications using C#/.NET, build REST APIs, and participate in integrations across complex energy-sector ecosystems.

Marketing Manager will develop and execute marketing plans, manage campaigns, and support sales activities in Europe and the Middle East.

The Event Coordinator will oversee all events requiring support and coordinate their delivery. Responsibilities include ensuring administrative duties are complete, providing on-site box office support, and managing box office operations on event days. Must have strong communication skills in French and Flemish, be able to work flexible hours, and possess strong organizational and problem-solving skills.