controller English-speaking jobs in Tienen

Contribute to sustainable urban development by supporting ICLEI’s CityFood Programme. This role involves advising on food systems, coordinating projects, and building strategic partnerships across European initiatives.

Seeking an experienced Full-Stack Web and Mobile Developer. Responsibilities include maintaining architecture, developing web/mobile apps, and ensuring code quality. Requires skills in C#, .NET, React Native, and related technologies.

Manage relationships with Belgian and international merchants, driving commercial growth and customer satisfaction. This role requires a strategic, proactive approach, strong communication, and proficiency in Dutch, French, and English.

Housing Manager responsible for administering housing services, managing projects, and serving as a contact for real estate agents and landlords. Requires experience in housing management and knowledge of housing policies.

PhD vacancy to develop and validate an optical monitoring system for femtosecond laser processing. Requires a Master's in a relevant engineering/science field, English proficiency, and interest in photonics or laser processing.

Senior Infra DevOps Engineer supports development teams across on-premises and cloud environments. This role involves leading technical projects, providing infrastructure expertise (Azure, Linux, VMware, etc.), and coordinating delivery across multiple teams.

Own the EMEA business strategy for the Acute Ischemic Stroke portfolio. Define product lifecycle, branding, and pricing while driving growth through launches and market positioning. Requires 8+ years of experience.

Project Manager for Grid Technologies (High Voltage Products) at Siemens Energy. Manage projects involving AIS, GIS, and Power Transformers, coordinating technical activities and customer engagement. Requires a Master's degree and 3-5 years of relevant project experience.

Master Data & Life Cycle Officer responsible for creating and updating components, finished goods, BOM, and routings in SAP. Manages new product launches and maintains accurate master data across departments. Requires a Bachelor's degree and knowledge of Dutch and English.

Network Operations Analyst required to provide first- and second-line support for network infrastructure. Duties include monitoring, troubleshooting, and maintaining routing, switching, and Cisco ISE. Must hold NATO SECRET clearance and relevant certifications.

Medical Science Liaison in Hematology responsible for providing objective, scientific information to healthcare professionals. Requires a scientific degree, proficiency in French and English, and knowledge of the research and healthcare system.

Account Associate develops and retains mid-sized customer portfolios, focusing on selling RewardFlex and Social Vouchers. This role requires B2B sales/account management experience, strong communication, and fluency in Dutch, French, and English.

Technician role supporting manufacturing by ensuring machinery is in good condition. Responsibilities include solving electromechanical failures, performing preventive maintenance, and implementing improvements. Requires a professional bachelor's degree in electromechanics or electricity.

Expert on Defensive Cyberspace Operations Management required to plan and coordinate advanced technical DCOs in NATO networks. Must have 2+ years in defensive cyberspace operations and 3+ years in project management within federated environments. NATO SECRET clearance is mandatory.

Senior Scientist, LC-MS Proteomics, operates high-resolution LC-MS/MS platforms like Orbitrap/timsTOF. Develop and optimize LC-MS/MS methods, managing instrument performance and quality control. Requires 5+ years of hands-on LC-MS/MS experience.

Manage end-to-end mission critical space system solutions from concept through operations. Deliver projects meeting objectives in time, cost, and quality while leading cross-functional teams.

Client Advisor builds relationships with new and existing clients, delivering a personalized, elevated experience with commercial success. This role requires expertise in styling and selling, exceeding sales KPIs, and maintaining high luxury standards.

Part-time Sales Assistant position available at Maje boutique in Antwerp. Provide personalized customer service, develop customer loyalty, and assist with store operations.

Operational planning and forecasting for FTTH mass roll-out works. Responsibilities include monitoring timelines, reporting progress, and analyzing partner plans. Requires 3+ years of experience and knowledge of Belgian regulations.

Drives revenue growth through proactive business development and account management in Corporate and MICE segments. Identifies new opportunities, manages client portfolios, and supports sales coordination. Requires a commercially driven, autonomous professional.