controller English-speaking jobs in Rixensart

Senior AI Engineer to design, implement, and maintain LLM-powered agentic systems for life sciences/biopharma. Focus on RAG-based workflows, LLM optimization, and integration with existing platforms. Requires 5+ years of software or AI engineering experience, strong Python skills, and experience delivering AI systems to production.

Lead sourcing activities and supplier relationships for industrial operations and facility management. Manage key suppliers, develop the purchasing team, and negotiate contracts.

Manager Finance & Business Controlling Benelux will lead and develop a finance team, act as a business partner, and oversee financial operations, including accounting, controlling, and reporting.

Supervises the front office team, ensuring a positive guest experience and smooth department operations. Leads by example, delivering exceptional service and resolving guest issues.

Senior .Net Developer to lead technical architecture evolution for a cloud-based trading system. Develop and implement new products, design APIs, and improve ALM processes. Collaborate in an Agile team and provide production support.

Java Technical Lead for a 6-month project developing application architecture, code, and solutions for the General Administration of Education in the Wallonia-Brussels Federation. Responsibilities include development, technical expertise, quality assurance, and collaboration with various stakeholders. The project utilizes JAVA8/JEE7, JSF2, JPA2, JAX-WS, JAX-RS, IBM DB2, Angular21, JAVA21, Spring Boot 3, and IBM DB2.

Senior Penetration Tester to execute high-impact security assessments across infrastructure, applications, cloud, and OT. Perform threat-led penetration testing aligned with DORA TLTP, identify vulnerabilities, and support cyber resilience. Requires 10+ years experience in infrastructure & application pentesting, plus 5+ years in critical infrastructure (ICS/SCADA/OT). Expertise in network technologies, authentication, encryption, and cloud security. Proficient in Python, Bash, PowerShell, and advanced pentest tooling.

Lead a Shopify development team, ensuring consistent delivery and high engineering standards. Manage project execution, scope, and priorities. Coach developers and improve team efficiency. Requires 4+ years of Shopify development experience, proven team leadership, and strong communication skills.

Senior Project Manager to manage large, complex, strategic projects for new information system implementations. Experience in Agile methodologies (Scrum, Lean, XP, DA) and project management tools (MS Project, Jira, GitHub, ServiceNow) required. Must have strong communication, presentation, and leadership skills.

Freelance Sparx Systems Enterprise Repository Administrator needed for a utilities client. Responsibilities include repository management, application portfolio management, stakeholder support, reporting, and vendor coordination. Requires strong expertise in Sparx EA and Prolaborate, Business Architecture, and Application Portfolio Management. Fluent English required, fluency in Dutch, French, or German preferred.

Technical Consultant to provide expertise to customers and sales representatives on neuromodulation products. Responsibilities include product demonstrations, installation, maintenance, and technical support. Requires a bachelor's or master's degree, fluency in Dutch and English, and the ability to travel up to 90%.

Experienced IT Business Analyst needed to translate business needs into actionable requirements for a large international organization. Strong analytical and communication skills are essential for this role which involves collaborating with stakeholders, IT teams, and external partners.

Freelance Clinical Research Associate (CRA) needed for a global CRO supporting an early phase oncology study. The role involves site start-up and monitoring activities at a single Belgian site. Requires 5+ years of CRA experience, strong site start-up and monitoring background, and knowledge of ICH-GCP and EU regulations.

Service Engineer for high-voltage systems (AIS, GCB). Provides maintenance, repairs, and customer support. Represents the company on construction sites. Requires technical education, practical experience, and German language skills (B2). Extensive training and certifications provided.

The Scrum Master drives team delivery performance, ensuring governance standards are consistently applied throughout the development lifecycle. Responsibilities include facilitating Agile ceremonies, monitoring delivery progress, enforcing Agile discipline, producing and maintaining technical/functional documentation, and supporting release readiness.

Organizes and manages alumni events from initial briefing to post-event follow-up. Provides project management expertise to volunteer clubs and acts as the point of contact for alumni club leads. Ensures seamless event delivery and a positive experience for all attendees. Manages event logistics, registration platforms, and database updates. Communicates clearly and professionally in Dutch and English.

Business Development Manager needed to build and maintain client relationships, recruit consultants, and manage their career development. Must have a Master's degree, fluency in French and English, and at least 1 year of experience in business development.

Senior System Engineer to manage a large on-premise Elastic Search and Elastic APM environment. Responsibilities include managing Linux/server platforms, analyzing technical requirements, and conducting incident resolution. Requires 5+ years of system engineering experience, strong Linux/server administration knowledge, and automation experience with Ansible.

Develop CNC machining programs and lead industrialization of parts from prototype to production. Analyze designs for manufacturability, define machining strategies, and optimize processes.

Senior Clinical Research Associate to manage clinical activities at study sites conducting MedTech group studies. Responsible for site visits, monitoring, communication, and deliverables. Serves as liaison between clinical study team and study site personnel. Requires Bachelor's degree with at least 4 years of relevant experience or Masters/PhD/MD/PharmD with at least 2 years. Previous clinical research and medical device monitoring experience required. Must be able to travel up to 80%.