Luminus is looking for a Performance Analyst to join our B2B Performance & Insights team. In this role, you will drive operational excellence, deliver strategic insights, and support decision-making through data, financial analysis, and cross-functional collaboration.

What You'll Do

Lead the end-to-end process for volume deviation and solar case detection, ensuring timely follow-up, risk assessment, and resolution.
Analyze energy volume data at customer and portfolio level to uncover trends, risks, and improvement opportunities.
Prepare and present consolidated reporting and coordinate STEERCO preparation and facilitation.
Act as a performance business partner by providing commercial insights, supporting B2B strategic planning, and contributing to profitability reviews.
Conduct market, portfolio, and competitor analyses to inform B2B sales and support marketing & product development strategy.
Develop and enforce data governance standards while promoting a strong, organization-wide data-driven culture.
Collaborate closely with internal and external B2B stakeholders to ensure alignment, transparency, and impact.

What We're Looking For

Master’s degree, or equivalent through experience or training.
Minimum of 3 years of experience in a commercial, analytical, or financial role.
Strong analytical skills, logical reasoning, accuracy, proactivity, a hands-on approach, and a result-driven mindset.
Excellent listening skills, combined with strong verbal and written communication abilities.
Fluent in Dutch or French and English.
Knowledge of machine learning, Python, SQL, and strong Excel skills.

Technical Stack

Python
SQL
Excel

Team & Environment

You will be joining the B2B Performance & Insights team.

Benefits & Compensation

Competitive compensation: Attractive salary with a performance-based bonus that can be optimized to your personal preferences, plus meal vouchers.
Insurance & social benefits: Group insurance and hospitalization coverage for the entire family. Additional reimbursement for healthcare and pharmaceutical costs.
Mobility: Full reimbursement for public transport, kilometer-based cycling reimbursement and flexible mobility choices: you can opt for a salary car.
Internet & communication: Home internet covered, reimbursement for a personal mobile device with a phone subscription.
Home Office: A fully-equipped home office, including an ergonomical ICT set-up.
Exclusive discounts: 30% off gas and electricity after six months, discounts on energy-saving services (e.g., solar panels, heat pumps) and reduced prices on top brands, amusement parks, festivals and more.

Luminus values e.v.e.r.y individual. Diversity, equity and inclusion are not empty words for us — we grant that everyone can flourish and feel valued.