react English-speaking jobs in Lummen

Inside Sales professional responsible for developing and following up on targeted offers for East-Europe clients. You will manage customer contacts, follow up on orders, and identify sales opportunities. Fluency in Polish and English is required.

Lead compliance and validation activities for patient-focused digital technology systems. Ensure alignment with regulatory expectations and support innovation. Collaborate with business and technology teams to embed quality and compliance throughout the system lifecycle.

Provides administrative and operational support across Sales, Marketing, Pricing, and Bids & Tenders activities in the Benelux region. Manages daily pricing, bids, and tender activities. Supports product managers with marketing initiatives and coordinates logistics for samples, marketing materials, and team activities.

Provides legal advice to Corporate Centre functions on a range of matters, including corporate law, litigation, regulatory compliance, ESG, and contract law. Supports the implementation of legal and regulatory requirements and advises on internal policies and procedures. Identifies opportunities to improve legal service delivery and promotes innovation within the legal function.

Finance professional to support organizations with financial challenges, strategic decision-making, and temporary operational finance needs. Will act as an (interim) CFO, Finance Manager, Financial Controller, Business Controller, or Senior Finance Advisor. Support clients with accounting, reporting, budgeting, forecasting, and analysis. Collaborate with Grant Thornton specialists to provide integrated service offerings.

Inside Sales Account Manager / Internal Partner Business Manager supports the growth of strategic partners in Belgium and Luxembourg. The role involves building relationships, identifying opportunities, and managing sales pipelines.

Learnlight seeks an experienced Dutch (NT2) Language Teacher to deliver in-person classes to adult learners in Poperinge (Proven), Belgium. Must have a C2 level of Dutch and a minimum of 2 years' experience teaching adults.

BlueThrone seeks a proven business leader to own a full business unit end-to-end, including P&L, product direction, team, customers, and growth. This is a run-the-business role requiring deep mobile app experience, B2B experience related to mobile apps, and end-to-end business ownership.

Lead and drive product developments from concept to commercialization, including business continuity, cost-out, and new product development projects. Translate product requirements into specifications, manage project timelines and resources, and communicate progress to cross-functional teams. Act as the R&D project leader, interfacing with customers and suppliers. Develop products following the New Product Design and Development Process and Stage Gate principles. Assist in investigating customer complaints and nonconformances. Develop test methods for new products and assist with product risk management. Leverage internal and external experts to accomplish goals. Conduct literature and patent searches and generate intellectual property disclosures. Provide hands-on technical support to sales, marketing, and manufacturing.

The Sales Manager implements the commercial strategy within a designated territory, manages customer relationships, and drives turnover growth. Requires 3+ years of B2B sales experience in the food sector, proficiency in Dutch and French, and strong analytical and communication skills. Must be available to travel over 75% of the time.

Provides medical leadership for clinical trials, including study design, protocol development, and safety management. Contributes medical expertise to reports, documents, and manuscripts. Requires an M.D. degree and prior clinical trial research experience.

Expert Machine Learning Engineer will develop, deploy, and optimize advanced machine learning models for clients. Requires a Master's or Doctorate in a quantitative field with 4+ years of experience in machine learning and big data. Strong Python & SQL skills, experience with MLOps, containerization, and cloud services are essential. Fluency in English and Dutch/French is preferred.

Senior Transformation Project Manager to lead the cross-functional transition of a German business from a distributor to a direct commercial model. Responsibilities include developing and executing the implementation plan, managing workstreams, and ensuring operational readiness. Requires 8-12+ years of experience leading complex cross-functional transformation projects, including at least 5 years in a matrix organization. Strong operational judgment, stakeholder management, and influencing skills are essential. Experience in distributor-to-direct transitions, market entry, operating-model implementation, supply-chain transformation, or commercial operations is preferred. Fluent professional English required.

Senior Statistical Programmer will design, develop, and quality control SAS programs for clinical data analysis and submission. Responsibilities include collaborating with study teams on data structure, ensuring submission readiness, leading pooled and exploratory analyses, and developing global programming tools. Requires a BSc in a relevant field and 5+ years of experience in clinical or statistical programming using SAS.

Argo, an Antwerp-based law firm, seeks a mid-level Corporate M&A associate (3-6 years' experience) to work on high-level M&A transactions in a Belgian and cross-border context.

Senior Consultant/Project Manager to lead projects and contribute to acquisition approaches in the industrial sector. Requires several years of experience in consulting or related industries, strong analytical and stakeholder management skills, and fluency in English, Dutch, and French.

Sia seeks bright consultants with a strong interest in sustainable development to support climate-related projects. Successful candidates will execute assignments including techno-economic studies, marketing, and data analysis.

Lead and drive product developments from concept to commercialization, including business continuity, cost-out, and new product development projects. Translate product requirements into specifications, manage project timelines and resources, and communicate progress to cross-functional teams. Act as the R&D project leader, interfacing with customers and suppliers. Develop products following the New Product Design and Development Process and Stage Gate principles. Assist in investigating customer complaints and nonconformances. Develop test methods for new products and assist with product risk management. Conduct literature and patent searches and generate intellectual property disclosures. Provide hands-on technical support to sales, marketing, and manufacturing.

German Customer Service Representative needed for remote work with relocation support to Greece. Provide online safety support, moderate content, and communicate with users. Fluency in German (C1) and good English skills required.

Technical Architect focused on AI orchestration (e.g., LangChain, agent-based architectures) to design, implement, and govern technology and infrastructure. Ensures alignment of data, application, and infrastructure layers to support advanced AI use cases. Oversees lifecycle management of systems, platforms, and services. Defines and maintains the target architecture and future technical roadmap.