Power portfolio optimization expert

Requisition ID:  16258


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 +120,00 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 expertises:

• 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 (https://gems.engie.com) or LinkedIn (https://www.linkedin.com/company/engie-global-energy-management-solutions).


The Expertise Center (EC) Quantitative Research and Modeling (QRM) within GEMS is a team of 30 quantitative analysts. Its mission is to provide advanced quantitative expertise to all Business Platforms (BP) of GEMS.

The Business Platform (BP) Short term Power as a Service (SPaaS) delivers services and value for internal and external clients on the Short Term Power markets, through strong business expertise and a competitive digital experience.


The role of the Power Portfolio Optimization expert is to combine in-depth business knowledge on power markets, asset optimization and strong analytical and coding skills in order to contribute to the Expertise Center mission, with focus on optimization models.


The daily responsibilities include:

  • Designing, implementing and supporting front office quantitative models, in particular related to the economical and physical optimization of power assets and decentralized flexibilities
  • Liaise with key internal and external stakeholders (Short-Term Power trading, IS, Engie Impact, …)
  • Seek out innovative solutions
  • Technical support to end-users and understand their needs
  • Leading projects

Hard skills:

  • Must have:
    • Deep understanding of energy business and power markets
    • Operational research / mathematical / analytical skills
    • Strong coding / IT skills (Python, familiar with Git)
    • Experience with optimization modelling language like GAMS
    • Project management skills
    • Ability to explain and convey messages about complex issues


  • Good to have:
    • Experience with data science techniques is a plus

Soft skills:

  • Must have:
    • Analyzing, practical thinking, conceptual thinking
    • Taking initiative
    • Working together
  • Good to have:

Education and professional background:

  • University degree in Mathematics, Engineering, Computer Sciences, Statistics, Physics
  • 2 to 5 years of experience in a power related job


  • Fluent in English


Occasional travels (mostly Paris)


If you meet these requirements, then you are the talent we are looking for. Do not waste time! 

Apply by attaching your updated CV, regardless your gender.


ENGIE Global Energy Management & Sales is committed to create a gender-neutral environment that unlocks the potential of everyone and provide equal employment opportunities for all individuals. 


All our positions are open to people with disabilities, please let your recruiter know if you need reasonable accommodations to be able to participate in the recruitment process, they will be happy to assist you. 

About ENGIE:

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
Contract Type:  Permanent
Job Type:  Full - Time
Professional Experience:  Skilled ( >3 experience <15 years)
Education Level:  Master's Degree