controller English-speaking jobs in Leuven

Senior UX/UI Designer needed to craft intuitive, conversion-oriented experiences for small and medium businesses on Proximus.be. You will translate strategic objectives into user journeys, design wireframes and prototypes, and collaborate with product owners, developers, and other designers.

Leads and develops the Sales & Operation Planning process and team to deliver customer service, manage supply chain costs, and optimize inventory. Drives short, medium, and long-term supply and demand alignment, supporting business plan delivery and S&OP implementation for innovation and transformation programs. Manages demand and supply planning, including baseline, promotional, and new product development planning. Leads the development and implementation of supply chain information and technology systems. Manages a team of Demand & Supply Planners and Planning Managers, fostering a culture of continuous improvement and performance excellence. Reports to the Procurement & Supply Chain Director.

Develop and grow customer portfolio through lead follow-up and relationship building. Conduct business trips to meet customers and introduce technical solutions. Identify new business opportunities and contribute to market expansion strategies.

Contracts Director to lead client relationships and drive performance across multiple projects. Senior leadership role combining contractual oversight, client management, and site operations leadership. Experience managing both client relationships and site teams within a specialist subcontractor background in M+E, Data Centres, or Industrial projects required.

Provides support in all aspects of procurement for a global outsourcing provider of integrated supply chain services. Responsibilities include sourcing supplies, obtaining purchase orders, creating sales orders, and monitoring open orders. Must be fluent in Dutch and English, proficient in Microsoft Office and ERP systems, and possess strong communication and organizational skills.

The Supply Chain Management Trainee (SMT) program is a 6-month program starting in August 2026. Participants will complete three projects lasting 4-6 weeks each within their country of application. The program offers a 70-20-10 learning approach with on-the-job training, exposure to other departments, and formal learning.

Customer Service Specialist supports healthcare customers throughout the order and service process. Manages customer orders, coordinates service requests, and ensures timely support. Requires fluency in Italian and English, with Spanish preferred.

The Campaign Manager will own and execute national awareness and promotional campaigns, focusing on sales growth and cross-sell initiatives. Responsibilities include translating business objectives into marketing goals, designing and implementing marketing plans, and monitoring campaign performance.

Lead the protection and optimization of network infrastructure. Design security strategies, manage network devices, and ensure secure access across hybrid and cloud environments.

Designs, develops, and maintains data collection, transformation, and integration processes across on-premises and cloud-based database platforms. Creates and maintains dashboards in Power BI, Grafana, and SSRS. Implements automation tools and scripts for database administration, data extraction, and reporting.

Led a strategic advisory project optimizing SAP licensing, contracts, and future sourcing strategy for a complex enterprise SAP landscape. Key responsibilities included establishing a comprehensive SAP licensing baseline, assessing contractual risks and opportunities, and supporting executive stakeholders in preparing for future SAP contract renegotiations and migration toward S/4HANA.

Manage the full lifecycle of third-party risk assessments, including onboarding, monitoring, and reassessment. Classify suppliers, maintain documentation, and analyze assessment processes. Prepare risk reports and dashboards for various stakeholders.

Investment Analyst to join a Brussels-based team. Analyze industries, business models, and investment opportunities. Support due diligence, prepare investment materials, and track portfolio company performance.

Data Engineer needed for a long-term assignment with a client in the energy sector. Design and implement scalable data solutions, including data pipelines and models, using Python, Spark, and SQL on AWS. Collaborate with cross-functional teams to ensure reliable, accessible, and actionable data.

Recruiter to join the Recruitment team at Headquarters in Braine-l’Alleud. Responsibilities include organizing intakes, sourcing and attracting candidates, conducting screenings, managing the recruitment process, and preparing recruiting statistics. Requires fluency in French, Dutch, and English, IT skills, experience with digital sourcing tools, and a first experience as a Recruiter.

Leads strategic programs from design to execution, translating objectives into actionable plans and managing multidisciplinary teams. Manages program budgets, risks, and stakeholder communication, ensuring on-time, on-budget delivery. Minimum 7 years of program management experience required.

Business Development Manager for a global SaaS organization in the communications space. Full sales cycle management, key account management for a major Telco partner, and new business development for enterprise accounts in Belgium. Fluent English and Dutch and French required.

Proffinco seeks experienced freelance GL Accountants for project-based work with clients in Brussels, Flanders, and Wallonia. Assignments typically last 6-9 months and involve full GL process follow-up, month-end and year-end closings, and support for AP, AR, and controlling.

Fund Controller to monitor operations across Access Capital Partners' funds. Responsibilities include controlling and valuing investments, coordinating with Fund Accountants, Transfer Agents, and Depositaries, monitoring cash flows, producing reports, and supporting the audit process.

Leads large IT implementation projects, manages teams, and represents clients in meetings. Requires experience in application development, project execution, and managing complex environments with diverse stakeholders.