Business Analyst (m/w/d)

Avec une double expertise en Data et DevOps, Size Up Consulting permet d’accélérer la transition digitale des entreprises et de transformer l’information en véritable levier stratégique. Dans une ère augmentée par l’IA, sa mission est claire : aider les organisations à maîtriser, structurer et valoriser leur patrimoine data ; et accélérer l’innovation ainsi que le time-to-market. Ses 200 consultants accompagnent les entreprises dans la structuration d’une culture data-driven et la construction d’architectures souveraines capables de générer valeur, efficacité et compétitivité durable. Size Up Consulting fait partie d’Everience, groupe international de conseil et de services numériques augmentés, pionnier de la symbiose Homme-IA en entreprise. The electricity market is rapidly evolving, driven by regulatory changes, technological advancements, and the energy transition. Our team is responsible for providing seamless access and managing critical interactions with Transmission System Operators . We build and maintain complex data pipelines that serve as gateways to TSOs , ensuring the smooth execution of market operations that represent billions of euros in PnL per year . As a Business Analyst , you will play a key role in understanding, structuring, and optimizing interactions with TSOs to maximize efficiency and performance. Business & Market Analysis: Gain in-depth knowledge of TSO markets, market mechanisms, and how they impact Engie’s Short Term Power. Keep track of regulatory and operational changes affecting the electricity market. Act as a trusted advisor to stakeholders on TSO access, balancing mechanisms and Redispatching Requirements Definition & Solution Design: Perform detailed studies to understand business needs through close collaboration with portfolio managers and market operators. Define and document business processes, workflows, and interactions with TSOs. Work closely with the architecture team to design scalable, efficient solutions for market integration. Translate business needs into clear and structured functional requirements in collaboration with business and IS teams Implementation Support & Project Coordination: Act as a functional referent throughout the project lifecycle, ensuring solutions align with business objectives. Collaborate with developers to validate implementations, conduct UAT, and troubleshoot issues. Support change management and ensure smooth adoption of new tools and processes. Electricity Market Expertise – Knowledge of European TSO operations, balancing markets, and energy regulations. Analytical & Problem-Solving Skills – Ability to analyze complex market interactions and propose optimized solutions. Process Mapping & Functional Design – Experience in documenting business requirements, designing workflows, and defining system interactions. Collaboration & Communication – Comfortable working across business teams, IT, and architecture, with the ability to translate complex concepts into clear requirements. Adaptability & Innovation – Ability to stay ahead of market changes and regulatory evolutions, ensuring solutions remain relevant and efficient. Why join us? If you want to be part of a dynamic and collaborative environment where your work has a real impact, this opportunity is for you. You will contribute directly to the energy transition by working on high-impact market integration projects, while influencing strategic processes with significant financial stakes. Join a team driven by innovation and continuous improvement, and take an active role in shaping the future of electricity markets. All our positions are open to both women and men and are, of course, open to people with disabilities.