1542 English-speaking jobs in Brussels

Drive innovation in multi-modal reinforcement learning to advance intelligent systems. Develop and scale reinforcement learning techniques within complex multi-modal architectures. Conduct research on reinforcement learning algorithms for multimodal models, including diffusion-based approaches for image and autoregressive models for multimodal understanding. Design and build reinforcement learning infrastructure that supports scalable, distributed training across multimodal systems. Develop and refine reward modeling strategies that improve training stability and mitigate reward hacking. Create and curate multimodal simulation environments and datasets to support robust training, evaluation, and benchmarking of reinforcement learning systems. Publish research findings in top-tier conferences.

As a member of the AI model team, you will drive innovation in training and optimizing vision-language models. Responsibilities include designing and implementing post-training pipelines, developing datasets, and improving model efficiency. You will work across a wide spectrum of multimodal architectures integrating text and vision.

Drive innovation in post-training methodologies for agentic behaviors and tool use in AI models. Refine pre-trained models to enable reasoning, planning, and autonomous tool invocation for real-world applications.

Supports the EMEA Franchise team overseeing 200+ licensed hotels. Assists with new hotel openings, conversions, and quality performance initiatives. Analyzes franchise data and supports existing hotels with operational tasks.

Junior Financial Architect supports complex bids in the BNN region (Belgium, Luxembourg, the Netherlands, and the Nordics). Collaborates with sales, solution, and bid management teams to drive financial and commercial aspects of deal-making. Develops financial analyses, pricing models, and client submissions.

Senior Client Advisor for lululemon in Brussels. Delivers a premium client experience with a focus on clienteling and relationship building. Manages a client portfolio, providing personalized service and product education. Requires 3+ years of retail sales experience and strong communication skills in English.

Leads and manages a sales and support team in Europe & Middle East, ensuring customer satisfaction and sales success.

The Mapping Maintenance Expert will improve and maintain transit data, developing and managing data pipelines. They will communicate with stakeholders, identify data gaps, and validate data quality. Experience with transit projects, GIS mapping tools, and the country's transit network is required.

The Product Engineer is responsible for ASIC products from development to end of life. Duties include defining production test plans, supporting product launches, and collaborating with cross-functional teams. Responsibilities involve validating production tests, analyzing ATE results, driving product quality improvements, and providing technical support to customers.

Leads the commercial strategy for Immoweb's agency business, defining long-term goals, pricing, and product priorities. Manages launches, sales enablement, and performance monitoring. Requires experience in marketplace, SaaS, or digital subscription environments with a proven track record in monetization.

Top US law firm in Brussels seeks a 2-7 PQE EU regulatory lawyer for its Life Sciences team. The role offers high-end EU regulatory advice for global pharma and biotech clients with direct partner exposure.

This doctoral scholarship explores sustainable mobility in urban sprawl through design-based research. The successful candidate will contribute to teaching, publish research, and engage in departmental services.

Part-time (20%) administrative project coordinator needed for a European MSCA Doctoral Network on the history of testamentary law. Responsibilities include monitoring project schedule, organizing documents, planning meetings, taking minutes, drafting reports, managing communications, and assisting with administrative tasks.

Part-time (20%) administrative project coordinator needed for a European MSCA Doctoral Network on the history of testamentary law. Responsibilities include monitoring project schedule, organizing documents, planning meetings, taking minutes, drafting reports, managing communications, and assisting with administrative tasks.

Part-time (20%) administrative project coordinator needed for a European MSCA Doctoral Network on the history of testamentary law. Responsibilities include monitoring project schedule, organizing documents, planning meetings, taking minutes, drafting reports, managing communications, and assisting with administrative tasks.

Senior Financial Analyst needed for a remote contract role. Evaluate financial reporting accuracy, analyze complex data, and provide feedback to AI research teams. Must have at least 2 years of corporate finance experience.

UI/UX Expert fluent in English to facilitate design sprints, conduct research and analysis, and present reports. Requires a Master's degree in IT or related field and 15+ years of experience in UX consulting, research, or digital communication. Must have knowledge of UI design tools, Agile methodologies, and user experience principles.

Experienced sales professional to develop new markets, acquire international clients, and grow long-term business relationships. Drive international new business acquisition across retail and brand sectors. Collaborate with Operations, Technical, and Marketing teams to ensure commercially viable and technically feasible solutions. Proven track record in international B2B sales, ideally within print, POS, retail, or manufacturing environments. Strong commercial acumen and negotiation skills. Technical understanding of production processes and materials. High willingness to travel internationally.

Senior Digital Automation Engineer needed to enhance system engineering for OT tasks. Responsibilities include implementing Industry 4.0 initiatives, liaising with engineering and maintenance teams, and managing supplier relationships. Requires 7+ years of automation experience, a Master's degree in Engineering, and fluency in Dutch, English, and French.

Leads the development and maintenance of financial and strategic business cases for assigned patient evidence assets. Translates technical and clinical choices into financial implications and ensures cross-asset consistency. Acts as a trusted advisor to senior leaders, framing issues and ensuring decisions are supported by clear strategic options. Leads a team of finance business partners and contributes to the function's strategy and ways of working.