Energy Supply Portfolio Manager

Requisition ID:  3799


About US (GEMS)

ENGIE Global Energy Management & Sales (GEMS) provides energy supply solutions and risk management services to support its clients through their decarbonization journey, while optimizing ENGIE’s assets and contributing to value creation. 

ENGIE is a global reference in low-carbon energy and services with a leading energy management business, piloted by its entity "Global Energy Management & Sales" who built its savoir-faire managing the Group’s large and diverse asset portfolio over 20+ years.

3,300 employees around the world develop our solutions, through +20 international business platforms. We cover the full energy mix: renewable and thermal power, natural gas & LNG, biomass, environmental products. Our experts provide tailor made solutions based on a wide range of savoir-faire in energy management with a strong focus on decarbonation and decentralization.

Our +120,000 clients span the entire value chain: producers, asset developers, financial players, utilities, distributors and industrials. Our global reach and strong local presence enable us to offer these diverse clients tailor-made services and respond to rapid changes in mature or emerging markets alike.

Our 4 expertise:

  • Asset management
  • Energy transition services
  • Energy supply & global commodities
  • Risk management & market access

At GEMS we encourage breakthrough results, team spirit, curiosity and innovation while preserving the right work/life balance for you.

More info on GEM Hub ( or LinkedIn (



As one of GEMS’s front divisions, BP Downstream manages activities in interactions with supply entities. More specifically, Energy Management for Sales France team provides quality energy management services to the BU France BtoC active on the retail French market. 

YOUR contribution


ENGIE is active on French retail market via the BU 'France BtoC' and on the energy markets via BU GEMS. To bridge both world, Energy Management for Sales France team is a team of supply portfolio manager fully dedicated to French BtoC activities in the field of power, gas and certificates commodity sourcing, costing, sales forecasting and sales position and risk management.   



The main missions as Supply Portfolio Manager in Energy Management for Sales France are :

  • Actively assess and manage commodity risks linked to the dynamics of a sales portfolio, meaning operate and optimize costing, forecasting, sourcing and hedging strategies, within a defined mandate;
  • constantly monitor and explain the portfolio financials linked to the energy management results and performance to the commercial BU;
  • based on data collection, build the representation, tools and model to manage the supply portfolio of tomorrow;

Key missions

As Supply Portfolio Manager in EMS FR,

  • You provide BU BtoC France with a deep knowledge of its commodity sales portfolios (Natural Gas, Power and Certificates) and you optimally structure the portfolio representation in order to monitor and clearly report on operational performance and risk drivers;
  • You closely follow portfolio evolution and adjust continuously and accurately its representation; (evolution of the commercial position, climatic impact on short term consumption forecasts)
  • You define, design and implement various strategies to reduce, internalize or externalize risks, towards and in collaboration with stakeholders; (Trading, other BUs),
  • Putting together your structured portfolio with your different risk management strategies, you operate and manage your portfolio, always looking for the optimum between risk reduction and cost of the risk reduction while ensuring compliance with internal rules; (risk mandate, governance,...) 
  • You monitor and explain portfolio results and performance;
  • In close collaboration with the commercial entities you structure and optimally cost standard and non-standard offers: by identifying potential risks and ensuring use of adequate and up to date costing models, risk bricks and data availability;
  • You use and challenge data, models, processes & tools to answers BU B2C France vision and ambition;  
  • You contribute to the development of the tools, models, process and portfolio/data representation of all commercial offers portfolio;
  • You study other geographies or other sales portfolio within downstream;


Based in Paris - La defense

Brussels sometimes

About YOU

Hard skills

  • Must have:
    • Knowledge on financial product (use, valuation);
    • Understanding of the trading and portfolio & risk management business;
    • High level of numeracy and strong analytical, combined with a hands-on approach;
    • Proficient in Python 3.7 (Numpy, Pandas) and Excel VBA;


  • Good to have:
    • Knowledge on Energy systems and market;
    • Familiar with using APIs;

Soft skills

  • Must have:
    • Willing to work in a front position with direct impact on group's and BU's P&L;
    • Highly resilient;
    • Team player;
    • Result-oriented practical thinker;
    • Rigorous and accurate;
    • Creative and act as true initiative-taking entrepreneur;
    • A dynamic and flexible team worker;
    • Passionately determined to succeed;
    • Autonomous;

Education and professional background

Master, engineering degree or business school 


French and English 




Our group is a global reference in low-carbon energy and services. Our purpose (“raison d’être”) is to act to accelerate the transition towards a carbon-neutral world, through reduced energy consumption and more environmentally-friendly solutions, reconciling economic performance with a positive impact on people and the planet. We rely on our key businesses (gas, renewable energy, services) to offer competitive solutions to our customers. With our 170,000 employees, our customers, partners and stakeholders, we are a community of Imaginative Builders, committed every day to more harmonious progress.


Business Unit:  GEMS
Legal Entity:  ENGIE Global Markets S.A.S.
Contract Type:  Permanent
Professional Experience:  Junior (experience < 3 years)
Education Level:  Master's Degree