intern internship English-speaking jobs in Tubize

The British School of Brussels seeks qualified Primary school teachers to provide cover for staff absences. Experience across the Primary age range is required. Bilingual (French) teachers are also welcome.

Lead and develop the sales strategy for Ocean Freight in Belgium. Build and mentor a sales team, identify new business opportunities, and expand market share. Proven success in freight forwarding sales leadership with a strong Ocean Freight focus is required.

Experienced Management Assistant to support a multidisciplinary team in a regulatory environment. Responsibilities include document management, correspondence handling, meeting coordination, and administrative support. Requires 5+ years of experience, proficiency in Microsoft Office Suite, and fluency in Dutch and French.

As a Junior Key Account Manager, you will manage relationships with Sofico's largest existing accounts, developing solutions based on customer strategic outcomes. You will oversee executive relationships, build trust across client organizations, and achieve financial targets.

Experienced technician needed for maintenance of electrical, gas, and HVAC systems in a high-tech glass factory. Must have technical education, relevant experience, and strong problem-solving skills.

Office & Operations Coordinator supports daily operations across administration, finance, and people operations. This role involves financial administration, operational workflows, and HR coordination.

Senior Automation Software Engineer to design, develop, and implement automation software solutions for industrial projects. Requires 3+ years of experience in industrial automation and software development, proficiency in Siemens TIA Portal, SQL, and .NET, and a Bachelor's degree in a related field.

Leads a team of 15 customer service administrators and quality/inventory personnel. Ensures efficient daily operation of the Business Support department. Investigates and resolves complex customer issues. Collaborates with managers and clients to identify and implement service improvements. Oversees daily and weekly reporting, optimizes department processes, and manages system upgrades. Develops and coaches team members to achieve customer service KPIs. Requires a Bachelor's degree in a related field or 3-4 years of experience in a similar role. Fluent in English and Dutch is a plus.

Sterilization Validation Analyst drafts test protocols and reports, defines sterilization approaches, and plans/coordinates validation tests.

The NCI Agency seeks a Business Change Services professional to support the ITM Recovery Increment 1 (ITM RC1) project. Responsibilities include developing and executing an awareness campaign, coordinating organizational change management activities, and supporting the handover/takeover transition. The selected candidate will require a NATO SECRET security clearance and a minimum of 3 years of experience in awareness campaigns, video production, organizational change management, and project management support.

Associate Presales Consultant needed for OMP Software starting September 2026. Requires a Master's or Bachelor's degree in a relevant field, knowledge of supply chain planning, and strong communication and presentation skills. Must be able to translate customer needs into compelling demo story lines. Fluency in English is required, additional languages are a plus.

Assist Senior Manager Consolidation & Corporate Accounting in preparing financial statements for holding and financing companies. Responsibilities include general ledger transactions, reconciliations, VAT returns, and treasury tasks. Requires a bachelor's degree in accounting, finance, or economics and proficiency in Excel.

The Vaccines/Infectious Diseases (Vx/ID) Cluster Head is a core member of the Vx/ID Diseases Clinical Science Leadership Team. This role is responsible for the integrated Clinical Development Plan (CDP), ensuring alignment with key clinical stakeholders and providing clinical/medical overview over the CDP. The Vx/ID Clinical Science Cluster Head drives innovation in the design of CDPs and study protocols, accessing world-class expertise through collaboration and harnessing digital, technological, and statistical tools. They provide Clinical/Medical Governance, managing and mentoring clinical staff, ensuring proper training and compliance, and fostering Clinical Development Excellence. This role also acts as a Data Steward for the disease area, manages resources across clinical projects, and leads project oversight to ensure timely delivery of clinical programs.

Java Software Engineer to design, develop, and test software components using Spring framework and SpringBoot. Focus on application-level resiliency, availability, and integrity. Analyze system factors and contribute to technical solutions.

Growth-oriented marketer to drive MORO's digital growth across all touchpoints. Analyze data, optimize campaigns, and improve the webshop experience. Conceptualize and execute campaigns, manage creators, and ensure brand consistency.

CFO for a hospitality company, leading the finance department and contributing to corporate policies. Responsible for short- and long-term financial strategy, including accounting, budgeting, cash management, controlling, FP&A, reporting, tax, and treasury. Develops finance initiatives aligned with organizational objectives and oversees the funding of all activities. Strong people manager with experience in a large, complex organization.

PhD position to study the impact of genome duplication on volvocine algae, using experimental evolution, molecular analyses, and bioinformatics.

Full Stack Developer needed for a fast-growing media and advertising company. Design, develop, and maintain web applications, integrating databases and APIs. Strong communication skills in English, French, or Dutch required.

Business Controller to support performance steering across the Benelux retail organization. Responsibilities include financial reporting, business controlling, investment analysis, and stakeholder management. Requires experience with full P&L ownership, including OPEX and CAPEX, and proficiency in SAP S/4HANA and Power BI.

The NCI Agency seeks a contractor to deliver Cyber Security Information Sharing Service (CSISS), Cyber Defence Information Sharing (CDIS) flavor outcomes. This includes system administration and maintenance of MISP infrastructure, MISP community management, and functional testing of the MISP platform. The contractor will also be responsible for MISP data curation and dissemination.