intern internship English-speaking jobs in Tubize

The Group ESG/Sustainability Specialist translates sustainability ambitions into concrete actions, leading initiatives for Road to Net Zero and Sustainable Sourcing. Responsibilities include mapping supplier emissions, managing ESG ratings, developing a sustainability knowledge hub, and ensuring compliance with upcoming legislation.

Senior Finance & Performance Manager to advise clients on optimizing finance functions, accounting processes, and Enterprise Performance Management. Requires 10+ years of experience in large corporations, project management experience, and fluency in English, French, and/or Dutch.

Warehouse & Internal Logistics Supervisor to lead a team of 10 in a manufacturing environment producing industrial road tanker trailers and tank containers. Responsibilities include team leadership, warehouse operations, internal logistics, export & after sales support, and continuous improvement initiatives. Requires 5+ years experience in a warehouse, logistics, or manufacturing environment with supervisory experience and a strong understanding of warehouse operations and inventory control.

The Treasury Analyst will perform and control treasury operations for Sanofi legal entities in a designated geographical area. Responsibilities include executing daily treasury management activities, cash flow and working capital optimization, foreign exchange risk management, and banking relationship management. The role requires proficiency in S4/SAP, FxNet, TREMA, and Microsoft Office Suite.

Lead the Mature Markets business across Europe, North Asia, China, and ANZ for a market leader in physical access control solutions. Own regional P&L, lead a 69-person team, and drive profitable growth and market expansion.

Leads and drives the overall business performance, strategy, and operations of the Belgian organization. Accountable for sales, market share, growth, and profitability targets. Translates global strategies into local execution and fosters collaboration with cross-functional teams. Builds and maintains relationships with key stakeholders to enhance market access and improve patient outcomes. Drives organizational excellence, develops high-performing teams, and reinforces company culture.

Establish and operate the Stranger Soccer business in Brussels. Build and manage a team, source venues, execute marketing initiatives, and ensure a positive customer experience. Requires passion for football, business experience, and an entrepreneurial mindset.

Local Account Manager supports and grows customer accounts by delivering service, building relationships, and identifying business growth opportunities. The role requires strong customer management, communication, and collaboration skills.

Leads Napoleon Belgium's cross-department marketing planning system and owns the retail marketing strategy for 18 gaming arcades and Napoleon Casino Knokke. Translates business priorities into a coherent marketing plan, drives alignment across marketing departments, and ensures retail execution aligns with brand, commercial, and customer strategy. Requires senior experience in integrated marketing planning and execution, retail marketing, people management, and strong communication skills. Fluent in English and Dutch.

Develop the industrial market through prospecting, relationship building, and full sales cycle ownership. Manage an existing customer base and advise on technical installations.

Lead a team of Web Developers responsible for Loop's ecommerce platform. Define and drive the technical roadmap for Loop's Shopify ecosystem. Champion AI-assisted development and modern engineering practices. Collaborate with cross-functional teams to translate business opportunities into technical solutions.

Provide timely and empathetic roadside assistance to customers via phone. Assess customer needs, coordinate solutions, and liaise with service providers. Maintain accurate case documentation and adhere to service level agreements.

Lead the SAP Plant Maintenance domain, including projects, support, and S/4HANA roadmap. Guide a team of specialists, manage budgets, and drive initiatives in mobile maintenance, EAM, and yard management. Translate maintenance processes into SAP solutions and navigate a complex stakeholder environment.

Nuclivision seeks a Sales Director to lead commercial activities in Spain & Portugal. The role involves developing and executing the go-to-market strategy, identifying new business opportunities, and managing the full sales cycle. Requires 3-5 years of healthcare sales experience, fluency in Spanish and English, and a strong entrepreneurial mindset.

Leads the introduction and management of the Biomaterials product line in EMEA. Plans, executes, and analyzes product tests throughout Europe. Creates training tools and provides product trainings to sales, marketing, customers, and dealers. Collaborates with various departments to translate market needs into product development suggestions. Fluent in English, knowledge of Dutch/German/French is a plus.

Application Architect needed for health and care projects. Define and monitor application architectures, collaborate with teams on application delivery, and guide migration to a new authentication mechanism. Expertise in Java, Spring Boot, security standards (OWASP, OAuth, OpenID), and IAM solutions (Keycloak) required.

Senior Brand Strategist to develop brand platforms, define brand positioning, and ensure strategic consistency across all communications. Requires 5+ years of agency experience, fluency in FR/NL/EN, and the ability to translate strategy into omnichannel frameworks.

As an HVAC Engineer, you will support investment projects by providing expertise on HVAC solutions for clean rooms, isolators, and other related systems. You will ensure design, commissioning, and qualification compliance with regulations. Responsibilities include reviewing documentation, monitoring construction, and providing technical support throughout the project lifecycle.

As a Courier Performance Specialist, you will execute the end-to-end courier lifecycle, monitor fleet capacity, track KPIs, and support local couriers. You will also analyze fleet health, gather data for business reviews, and ensure smooth operational stability.

Junior Business Developer for PV and BESS projects. Develops and delivers projects from lead qualification to handover. Structures and negotiates project agreements, defines technical scope, and manages business plans. Requires 2-3 years of experience in Belgian renewable energy project development and strong knowledge of contractual frameworks and energy markets.