PowerBI / Fabric Developer & Analyst

Mindwave; Brussel Hoofdstad; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Medical insurance

Meal vouchers

Training budget

Remote-work allowance

Job summary

MindWave is seeking a PowerBI / Fabric Developer & Analyst to join our Data Management team for a major NMBS initiative. You will translate business needs into robust reporting solutions, analyze AS‑IS setups, and shape future‑proof TO‑BE BI architectures.

Candidates should have 7+ years of BI experience with Power BI, Fabric, and Azure, fluent English and Dutch or French at B2 level. You will be on-site in Brussels 2–3 days/week with a hybrid/remote setup and opportunities to drive data‑driven

Qualifications

• Bachelor's or Master's in Economics, CS, IT, or equivalent.
• 7+ years in a BI role with Power BI and Fabric.
• Power BI: 7+ years.
• Azure Analysis Services: 5+ years.
• Azure Cloud & Data Services: 3+ years.
• Microsoft Fabric: 2+ years (RayFin + Copilot).
• Agile with Scrum/Kanban; Jira/Confluence.
• English fluency; Dutch or French at least B2.

Responsibilities

• Map, document, and analyze reporting needs across NMBS departments.
• Design, build, and deploy PowerBI reports on SAP BW/BW4 and Azure environments.
• Implement governance, QA, and data quality reporting across BI landscapes.
• Collaborate with stakeholders and manage BI roadmap and delivery.

Skills

Business analysis

Solution architecture

Power BI development

BI tooling

Stakeholder collaboration

Education

Bachelor's or Master's in Economics/CS/IT

Tools

Power BI

Azure Analysis Services

Azure Cloud & Data Services

Microsoft Fabric

RayFin

Copilot integration

Job description

At MindWave, we’re not just building teams. We’re building a new way of working. We’re creating a community of experts who thrive in a transparent, human, and forward‑thinking environment.

We are currently looking for a PowerBI / Fabric Developer & Analyst to join our Data Management team for a major initiative supporting NMBS (including B‑HR, Customer Services, Finance, and other directorates). Working alongside an Application Analyst, you will translate business needs into robust reporting solutions, analyze AS‑IS setups, and shape future‑proof TO‑BE BI architectures.

Key Responsibilities

1. Business Analysis & Solution Architecture

• Map, document, and analyze reporting needs across NMBS departments (HR, Finance, Customer Services).
• Analyze AS‑IS reporting landscapes and define migration plans toward future TO‑BE Solution Architecture.
• Collaborate with internal stakeholders to gather requirements, transform raw data, and translate them into functional documentation and deliverables.

2. Development & BI Engineering

• Design, build, and deploy PowerBI reports and dashboards on top of SAP BW/BW4 and Azure environments.
• Implement Row Level Security (RLS) to safeguard sensitive data across reporting layers.
• Develop multilingual reports and dashboards using data‑driven techniques.
• Utilize advanced features within Microsoft Fabric, including RayFin and Copilot integration.

3. Quality Assurance, Governance & Best Practices

• Provide advisory input on maintaining, monitoring, and optimizing existing PowerBI environments.
• Develop mock‑ups, POCs, and present reporting best practices to drive data‑driven decision‑making.
• Validate reports and dashboards developed by internal, external, onshore, or offshore team members.
• Lead test scenario definition, functional testing, data cleaning, and Data Quality reporting.

4. Stakeholder Collaboration & Roadmap Management

• Regularly align with business users, vendors, and cross‑functional stakeholders to track enhancements, bugs, and incident roadmaps.
• Participate actively in BI Center of Excellence (CoE) core initiatives and community knowledge sharing.

Conformity & Qualification Criteria

• Education: Bachelor's or Master's degree in Economics, Computer Science, IT, or equivalent practical experience.
• Core BI Experience: Minimum 7 years of hands‑on experience in a similar role covering both PowerBI/Fabric development and business analysis.
• Tooling Expertise:
  • Microsoft Power BI: 7+ years
  • Microsoft Azure Analysis Services (AAS): 5+ years
  • Azure Cloud & Data Services: 3+ years
  • Microsoft Fabric: 2+ years (including familiarity with RayFin & Copilot)
• Methodologies: Strong experience working with Agile frameworks (Scrum/Kanban) and tools like JIRA and Confluence.
• Languages:
  • Full professional fluency in English.
  • Native or minimum C‑level proficiency in Dutch or French (with at least B2 level in the second national language).
• Location & Presence: Flexible setup. Candidates should agree to be present on‑site at the office in Brussels (up to 2–3 days/week as required by project needs).

Key Evaluation Assets

• Demonstrable experience in formal business analysis techniques (use cases, process analysis, scenario modeling, requirements engineering, problem analysis).
• Proven track record in executing complex data migration plans from legacy setups to modern cloud architectures.
• Hands‑on experience participating in or leading a BI Center of Excellence (CoE) as a trainer, coach, or facilitator.
• Demonstrated end‑to‑end delivery of BI/Fabric solutions, including stakeholder management, project coordination, and deliverable follow‑up.

Soft Skills and MindWave Mindset

At MindWave, we value people who are not only strong in what they do, but also in how they work with others.

• You take ownership and feel comfortable working with a high level of autonomy. You don’t wait for perfect instructions before moving forward: you explore, challenge assumptions, and turn ideas into working solutions.
• You combine thoroughness with pragmatism and communicate openly when you see opportunities, risks, or better ways of doing things. You enjoy collaborating across disciplines and can explain complex data concepts clearly.
• Curiosity is part of how you work. You’re interested in AI capabilities (like Microsoft Fabric Copilot), eager to experiment, and happy to share what you learn with the wider community.
• Above all, you value transparency, trust, and human connection. Because at MindWave, we believe the best results come from strong experts who are given the freedom and support to do meaningful work.

Why Join MindWave?

• Community of Experts: Natural and planned knowledge‑sharing moments such as brown bag sessions on AI, innovation, and emerging technology topics.
• Flexible Setup: Hybrid / remote setup balancing client needs with the freedom to work where you perform best, paired with meaningful connection to the wider MindWave community.
• Transparent & Human Culture: A transparent working environment where you can grow, contribute, and be yourself.
• Accessible Leadership: Direct interaction and genuine involvement from leadership in the lives of our consultants and community.
• High‑Impact Project: A long‑term, technically challenging mission within NMBS where your work directly impacts major enterprise reporting and data transformation.
• Competitive Package: Complete package for employees (medical insurance, meal vouchers, training budget, remote‑work allowance) and full transparency on rates and fees for freelancers.