Short Term Portfolio Optimization Flex | Vacancy Brussels

Are you passionate about energy markets, optimization and technology?

As a Short Term Portfolio Optimization FLEX Analyst, you play a key role in maximizing the value of our gas and power portfolios, assets and flexibility. You combine market insight, analytics and technology to help you make sound decisions in a fast-moving short-term energy environment.

• You optimize our gas and electricity portfolios across Day-Ahead and Intraday markets, helping maximize value while managing physical balancing, trading activities and our market obligations as Supplier, BRP and Shipper.

• Through daily market and performance analysis, you identify opportunities to improve Short Term strategies while considering price developments, weather risks, renewable production, competitors and applicable risk policies.

• You contribute to the optimization of thermal assets and ancillary services and help ensure that you meet market and transparency obligations, including REMIT requirements.

• Working with the Deputy and your colleagues, you coordinate and contribute to AI/ML solutions that improve Day-Ahead and Intraday decision-making, including price, balancing and ancillary services forecasting.

• You drive operational excellence by monitoring results and KPIs, improving procedures and documentation, sharing your expertise and helping Optimizers apply consistent and effective strategies.

• In collaboration with Optimization, Generation, Finance and IT stakeholders, you contribute to financial reporting, budgets and IT improvement projects, where you help translate business requirements into analysis, development, testing, go-live and user training.

• With a university degree in a technical or economic field, or equivalent experience, you have a strong foundation that allows you to understand complex energy and optimization challenges.

• Your 3 to 5 years of experience in energy, utilities or commodities give you a good understanding of gas and electricity markets and their operational dynamics.

• You bring 3 to 5 years of relevant IT experience and strong knowledge of development best practices, cybersecurity and application lifecycle management, while your technical toolkit includes Python and AI/ML.

• Strong analytical and structured thinking enables you to turn complex market, operational and financial information into clear decisions and recommendations.

• Your communication and presentation skills allow you to share knowledge, advise stakeholders and collaborate effectively across Optimization, Generation, Finance and other teams.

• With strong autonomy, precision and initiative, you can manage several projects simultaneously, while you are bilingual in French/Dutch and able to work professionally in English.

The energy sector is one of the most rewarding industries in Belgium with a highly rewarding compensation and benefits package:

• 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 choose between a company car or mobility budget.

• 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.

• The role gives you significant autonomy over short-term gas and power portfolio strategies, asset optimization and associated risks.

• Your work has a direct impact on value creation, combining energy-market expertise with advanced analytics, AI/ML solutions and continuous improvement.

• You collaborate closely with colleagues across Optimization, Generation, Finance and IT, allowing you to work at the intersection of energy markets, technology and business.

• You work and connect with your colleagues at a Luminus office or from home. Need some flexibility? Your manager is open to discuss what works.

Are you looking for a workplace where you can truly be yourself, where you feel respected, supported regardless of your backgro