intern internship English-speaking jobs in Tubize

This freelance, remote role involves completing research and evaluation tasks for digital map content. Responsibilities include verifying and comparing data, and determining the relevance and accuracy of information. Applicants must be fluent in English and Dutch, reside in Belgium, and have familiarity with Belgian culture and current affairs.

Provides ontology engineering support services, including requirements analysis, ontology development, and data standards harmonization. Supports NATO's digital transformation by developing and advancing communications and networking standards. Requires a university degree in a relevant field and at least two years of experience in software engineering and/or data modeling in a national or military context. Must possess a NATO SECRET security clearance.

Experienced Executive Assistant needed to support Director in a Brussels office. Responsibilities include event planning, office management, and close collaboration with the Paris office. Must be fluent in French, English, and Dutch.

Senior Security Engineer to configure security tooling, optimize detection rules, and lead incident response. Identify vulnerabilities, communicate findings, and test security controls within a Microsoft security ecosystem.

Support BESIX's recruitment team during a 2-3 month internship. Responsibilities include screening CVs, managing candidate files, and providing general support. Must be pursuing a Bachelor/Master degree in Human Resources, Business Management, or Engineering and have fluency in French and Dutch with good English skills.

The Office & Facility Manager for the Benelux region will oversee facility management operations, office management, warehouse and logistics, and fleet management across multiple locations. This role requires strong interpersonal and people-management skills, experience leading operations, and fluency in Dutch and English.

Legal Counsel & Corporate Governance Manager will provide end-to-end legal support across the business, drafting, reviewing, and negotiating agreements. The role involves managing external counsel, identifying legal risks, and providing counsel to stakeholders. The ideal candidate has 5+ years of experience in a law firm or in-house legal role with a strong generalist legal profile.

Bilingual French Generalist Evaluator Expert needed for a 2-4 month contract. Create French prompts, develop rubrics, and assess AI model outputs for accuracy and cultural fit. Must be native French speaker (Canada, Belgium, Switzerland, or France) with strong English writing skills.

Business Analyst to analyze, challenge, and improve KYC processes and data management practices in life insurance. Translate business needs into requirements and support testing and monitoring. Requires KYC/AML expertise, business analysis skills, and understanding of data and APIs.

Sales Executive / Account Manager to grow customer base in Belgium and France, focusing on sustainable packaging solutions for manufacturing and logistics.

Building Maintenance Worker needed for Leonidas headquarters in Nivelles. Perform routine maintenance, repairs, and renovations. Install coverings, wall elements, and address plumbing issues. Maintain outdoor areas and collaborate with the Facility Team.

Safety Supervisor/Prevention Advisor (Level 2/3) to oversee and enforce health & safety standards on construction sites. Conduct risk assessments, ensure compliance with Belgian HSE regulations, and lead safety briefings.

Medior/Senior .NET Developer will design, install, test, and maintain software systems. Experience with VB.Net, Winforms, C#, Blazor, Visual Studio, .NET Framework 4.0+, and SQL is required. Must have expertise in building custom frameworks and service-oriented architecture. Excellent communication and problem-solving skills are essential.

Senior Process Integration Engineer needed to bridge semiconductor technology development with manufacturing. Collaborate with internal and external teams to ensure successful process integration and production ramp-up. Analyze optical data, define process specs, and investigate yield losses. Master's degree in Engineering with 10+ years of relevant experience required.

Senior Software Engineer to design and build high-performance backend components in Java for real-time ingestion and indexing of large-scale transaction data.

The Hotel Manager will represent The Cloud One Hotels brand, leading and supporting the team during the hotel's opening. Responsibilities include training, development, event organization, F&B concept development, and ensuring service standards. The ideal candidate has a hospitality degree, 5+ years of experience, and knowledge of the Brussels hospitality industry.

As Lead Business Analyst, you will design and architect the end-to-end workflows for a consumer self-service portal, bridging business logic and intuitive digital interfaces. You will translate business needs into functional requirements and user stories, collaborating with stakeholders, product owners, and engineering teams to implement solutions.

Plant Manager responsible for end-to-end PP/PE regeneration, leading a multidisciplinary team, optimizing extrusion processes, and ensuring compliance with CERTIPLAST and ISO 9001 standards.

The Scientific Affairs Specialist EMEA develops scientific information about GC products to support sales and regulatory compliance. This role involves conducting research, collaborating with internal and external stakeholders, and providing scientific training. Requires a Master's degree in a relevant field, strong communication skills, and the ability to travel up to 30% of the time.

The Operations Director will oversee all operational and technical aspects of construction and installation projects for a Belgian company specializing in heating systems, sanitary installations, ventilation systems, and HVAC solutions. Responsibilities include technical works management, client communication, safety compliance, procedure establishment, financial management, team leadership, human resources management, commercial support, and reporting.