assistant English-speaking jobs in Ottignies-Louvain-la-Neuve

Opto-electronics Design Engineer to lead the application of an integrated photonics platform to high-speed optical circuit switching. Responsibilities include innovating switch architectures, designing control circuits, and building prototypes. Proficiency in waveguide simulation and silicon photonics is required.

Act as a strategic financial business partner for the plant organization. Monitor and enhance operational and financial performance through in-depth analysis, budgeting, and cost control. Requires a Master's degree and 5+ years of relevant experience.

Lead a blended team of technical and strategic AI specialists deploying Agentforce solutions in complex customer environments. This hands-on role requires deep technical authority in AI, LLMs, and the Salesforce ecosystem.

Design and implement Azure cloud solutions, collaborate on cloud strategies, and lead cloud migration projects. Provide technical leadership and mentorship. Requires proven experience as a Cloud Architect with a focus on Microsoft Azure.

Overseas Sales Manager for Energy Storage. Responsibilities include building client relationships, leading negotiations, developing market expansion plans, and managing sales budgets. Requires a Bachelor's degree, 5+ years in overseas sales, and 2+ years in the energy storage industry.

Senior Technical System Analyst for a major modernization program transforming a monolithic application to microservices. Responsibilities include translating business needs into technical specs, designing APIs, and managing data models. Requires experience in distributed architectures and Agile.

Lead ESG-focused equity portfolio strategies for institutional mandates at a leading Investment Manager. Manage large-cap funds, drive process innovation, and oversee sector analysis. Requires 8+ years in institutional equity management.

Lead Software Engineer will define and drive technical direction for software delivery and SDLC practices. Responsibilities include leading design, development, and deployment of applications, defining CI/CD standards, and coaching senior engineers. Requires 8+ years of experience as a Software Engineer, DevOps Engineer, or similar role with leadership responsibility. Expertise in Java, Python, Bash, Ansible, container platforms, and CI/CD tooling is essential.

Public Procurement Buyer supports clients in managing public procurement procedures from needs definition to award. Experience in drafting specifications, managing e-Procurement, and analyzing offers is required.

As a Functional Analyst in the Energy Domain, you will translate business requirements into functional specifications for IT solutions. You will collaborate with business analysts and IT teams to ensure the final solution meets client needs. You will analyze, test, and document solutions, and provide support throughout the project lifecycle.

Application Support Engineer role requiring a Bachelor's degree. Responsibilities involve troubleshooting web applications, databases, and API integrations using tools like ServiceNow or Jira. Strong English communication and analytical skills are essential.

Business Controller & Analyst Intern role involves creating operational reports, analyzing KPIs, and maintaining dashboards. Requires a Master's in engineering or business, fluency in French and English, and strong Excel skills.

Digital Portfolio Support Officer to support a diverse digital project portfolio across engineering, health & safety, and sustainability. Requires 5+ years in PMO or project governance, proficiency in English and French, and strong coordination skills.

AP Manager role in a growing international organization. Oversee AP operations, guide the team, and ensure process efficiency. Requires 5+ years in AP/Accounting, team leadership, and knowledge of accounting/VAT.

Scientist Business Development role for a PhD in Immunology, Pharmacology, or Cancer Biology. This position involves acting as a scientific partner to clients, supporting preclinical study design, and building strategic partnerships. Requires experience with in vivo mouse models and strong communication skills.

CNTXT AI is a leading artificial intelligence company focused on building next-generation AI systems, products, and infrastructure. We specialize in developing multimodal AI, robotics, and intelligent agents, powered by high-quality real-world data. Data is at the core of our innovation.

Field Sales Representative needed in Antwerp & Leuven to represent Oatly in supermarkets. Responsibilities include building store manager relationships, managing sales, and maximizing brand visibility. Requires 1-2 years in FMCG, fluency in Dutch, and a driver's license.

Detail-oriented Office Manager/Document Controller to manage site administrative processes. Responsibilities include coordinating inductions, managing staff records, ensuring document compliance, and providing general project office support. Requires 3+ years of administrative experience.

This Executive Assistant role serves as a Chief of Staff track position, working directly with the CEO on strategic and operational initiatives. You will own projects, coordinate cross-functional execution, and drive company-wide operations.

Senior Full Stack Developer (Angular/.NET) joins an Agile team to design and develop enterprise applications. Responsibilities include using Angular, TypeScript, ASP.NET Core, and C#, creating technical designs, and maintaining CI/CD pipelines. Requires a Master's degree and fluency in English with French or Dutch proficiency.