1252 English-speaking jobs in Brussels

Lead and develop the European operation for a global clinical supply organization. This senior role involves owning European comparator sourcing, operations, client relationships, and strategy while collaborating with international leadership.

Senior Penetration Tester to emulate malicious users, test client defenses, and recommend security solutions. Coordinate projects end-to-end, leveraging offensive techniques. Requires 2+ years of experience and strong communication skills.

This Brussels-based role requires a policy leader to shape EU and NATO outcomes across defense, commercial aerospace, and related policy areas. The successful candidate will build relationships with key EU and NATO stakeholders, monitor policy developments, and advise leadership on business implications. Extensive EU policy experience and a deep understanding of EU and NATO institutions are required.

Senior AI Engineer to own end-to-end technical delivery of Unstructured AI systems. Build and scale full-stack systems processing large volumes of unstructured content from enterprise silos using Python and LLM-based models.

Senior Java Developer to join the Risk Management team. Design and deliver high-quality, scalable Java applications, mentor developers, and drive technical excellence within the B2B Belgium Business Platform. Requires 7+ years in Java.

Senior Firmware Engineer to design and develop autonomous countermeasures. Requires 8+ years experience with MCUs/MPUs running bare-metal and RTOS, proficiency in C/C++ and Python, and expertise in complex system design.

Design and architect scalable, resilient data solutions incorporating data products. This role requires experience in data solution architecture, enterprise-scale design, and agile methodologies, with knowledge of cloud data platforms and AWS.

Advanced Program Designer/Developer needed for an international IT environment. Responsibilities include analyzing requirements, designing, and developing Java application components and APIs using Azure. Requires 5+ years in Java and 3-5 years with APIs and Azure.

Mid/Senior Penetration Tester specializing in deep-dive manual security assessments across applications, infrastructure, and cloud environments. Requires 3+ years experience or relevant OSCP/OSWE/OSEP certification.

Founding Partner role to launch and grow a consulting office supporting executive committees on strategic and operational challenges in energy, mobility, and circular economy. Requires 4+ years in strategy consulting and 3+ years in sales or entrepreneurship.

Experienced Medical Device Engineer needed for Devices, Artwork & Packaging team. Focus on autoinjectors and combination products, involving risk management documentation, design, and lifecycle management. Requires strong ISO 14971 and regulatory knowledge.

Recruitment & Business Support Intern role focusing on administrative, operational, and marketing support. Responsibilities include assisting with campaigns, research, office organization, and content preparation. Requires a student interested in business and HR.

Drive new business and expand opportunities for Optimy's CSR/ESG SaaS platform. Own the full sales cycle for mid-market and enterprise clients, acting as a consultative advisor. Requires 6-10 years of B2B SaaS sales experience.

Associate Director, Biomarker Statistics Lead, shapes biomarker strategies across a growing development portfolio. This strategic role leads statistical strategy for biomarkers in clinical and translational programs, integrating datasets to inform development decisions. Requires advanced quantitative degree and industry experience.

Provide independent Verification and Validation across product development in line with CENELEC railway RAMS and safety standards. Requires 3+ years' experience and knowledge of EN 50126, EN 50716, EN 50129.

Experienced Talent Management Consultant needed for a global team in a complex, international organization. Focus areas include talent frameworks, leadership development, global mobility, and data analytics. Requires 5+ years in HR/OD or consulting.

Experienced Mobile Test Automation Engineer needed to design, develop, and maintain end-to-end automated tests for iOS and Android, including Flutter screens. Requires 6+ years in software testing with strong Appium, Java, and CI/CD skills.

Senior Power BI Solution Architect to design end-to-end Data & Analytics solutions. Responsibilities include defining architectures for ETL, Data Lakes, and Data Warehouses, integrating sources like SAP, and utilizing Power BI, Azure Databricks, and Microsoft Fabric.

Experienced Cleaning Validation Engineer needed to support a pharmaceutical organization. Develop and improve science-based cleaning strategies, author protocols, and ensure compliance with GMP and regulatory requirements.

AI Program Manager to lead end-to-end delivery of complex AI transformation initiatives. This role defines AI strategies, develops roadmaps, and translates business challenges into scalable AI products, managing senior stakeholder relationships.