At Flexcity, we help the European power system become smarter, more flexible, and more sustainable by connecting industrial assets (batteries, e-boilers, heat pumps, data centers…) to energy markets.
A subsidiary of Veolia Group, we combine the agility of a scale-up with the stability of a global leader in ecological transformation.
Today, we are strengthening our operations team in France and are looking for a Portfolio Manager F/H/X to support the performance and growth of our flexibility portfolio in our Paris Office in France.
As a Portfolio Manager, you play a key role in the operational success of Flexcity’s flexibility services in France.
You are responsible for onboarding assets, optimizing market participation, managing client operations, and ensuring reliable service delivery in a complex and evolving energy environment.
Reporting to the Country Manager, your role is structured around three main areas:
Onboard new clients and assets into Flexcity’s flexibility services.
Manage participation in TSO tenders, including capacity assessment and bidding/pricing strategies.
Optimize asset performance across ancillary service markets.
Act as the main operational and technical point of contact for clients.
Monitor service delivery and proactively identify and mitigate operational risks.
Ensure high service quality and long-term client satisfaction.
Track regulatory changes and market evolutions related to flexibility and ancillary services.
Represent Flexcity in workshops and exchanges with TSOs and market stakeholders.
Coordinate closely with Sales, Product, and other internal teams to improve processes and solutions.
You have 5+ years of experience in energy markets, operations, engineering, data, or other technical/regulated environments.
You have a strong analytical mindset and a solid interest in power systems and market mechanisms. You enjoy working at the intersection of clients, markets, and technical systems in fast-moving environments.
What You Will Bring
Strong analytical and problem-solving skills.
Good understanding of energy markets, power systems, or regulated environments.
Ability to work with data and modeling tools (e.g. Excel, SQL, Python, Grafana or similar).
Interest in market mechanisms and energy regulation; knowledge of ancillary services is a plus.
Fluent in French and English.
Delivery-oriented, pragmatic, and reliable.
Strong team player with a “can-do” mindset.
Proactive, curious, and comfortable in complex environments.
Able to communicate clearly with both technical and non-technical stakeholders.
Interview Process
HR / Talent Acquisition interview (video call - 45 min) – discussion of your background, motivations, and context.
Manager interview (60 min) – deep dive on the role, operations, and market challenges.
Case study (take-home, 1 week to do it)
In-person debrief (45 min) – with the Country Manager and a team member (culture & alignment).
As an inclusive company, Veolia is committed to diversity and gives equal consideration to all applications, without discrimination.
Veolia group aims to be the benchmark company for ecological transformation. With nearly 220,000 employees worldwide, the Group designs and provides game-changing solutions that are both useful and practical for water, waste and energy management. Through its three complementary business activities, Veolia helps to develop access to resources, preserve available resources, and replenish them. In 2021, the Veolia group supplied 79 million people with drinking water and 61 million people with wastewater service, produced nearly 48 million megawatt hours of energy and treated 48 million metric tons of waste. Veolia Environnement (listed on Paris Euronext: VIE) recorded consolidated revenue of €28.508 billion in 2021.
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Le groupe Veolia a pour ambition de devenir l’entreprise de référence de la transformation écologique. Présent sur les cinq continents avec près de 220 000 salariés, le Groupe conçoit et déploie des solutions utiles et concrètes pour la gestion de l’eau, des déchets et de l’énergie qui participent à changer radicalement la donne. Au travers de ses trois activités complémentaires, Veolia contribue à développer l’accès aux ressources, à préserver les ressources disponibles et à les renouveler. En 2021, le groupe Veolia a servi 79 millions d’habitants en eau potable et 61 millions en assainissement, produit près de 48 millions de mégawattheures et valorisé 48 millions de tonnes de déchets. Veolia Environnement (Paris Euronext : VIE) a réalisé en 2021 un chiffre d’affaires consolidé de 28,508 milliards d’euros.
