Join ENGIE R&B Benelux – Powering the Energy Transition

At ENGIE Renewable & Battery Benelux, we are at the forefront of the energy revolution. Our mission is to accelerate the deployment of renewable energy and battery storage solutions across the region. As part of the global ENGIE Group, we combine deep technical expertise with a bold ambition: to deliver clean, reliable, and innovative energy systems that meet the demands of tomorrow.

We are expanding our engineering team to support the growing pipeline of grid-scale battery energy storage projects. To strengthen our capabilities, we are looking for a passionate and skilled BESS Engineer who is ready to take on a pivotal role in shaping the future of energy.

WHY JOIN US ?

• Be part of a dynamic team driving the development and execution of cutting-edge BESS projects.
• Collaborate with experts across Europe and benefit from structured training and mentorship.
• Work on impactful projects that contribute directly to decarbonization and grid resilience.
• Enjoy a supportive and inclusive work environment that values initiative, innovation, and teamwork, while being part of an organization committed to well-being, where everyone can be themselves and where diversity, equity, and inclusion are recognized through EDGE Certification.EDGE

YOUR RESPONSIBILITIES as BESS Engineer (M/F/X)

As a BESS Engineer, reporting to the Head of Projects & Engineering – Renewables & Batteries you will be the technical backbone of our battery storage initiatives. You will:

• Support the engineering and design of BESS projects from feasibility to commissioning.
• Ensure optimal system performance, safety, and integration with grid infrastructure.
• Develop technical specifications and support procurement processes.
• Collaborate with internal teams (BD, PM, O&M, HSE) and external stakeholders (suppliers, contractors, OE).
• Provide technical leadership during supplier evaluations and contract negotiations.
• Capture lessons learned and continuously improve our engineering practices.

YOUR PROFILE as BESS Engineer (M/F/X)

• Master’s degree in engineering or equivalent professional experience.
• 2–5 years in the energy sector, with hands-on experience in BESS design and construction.
• Strong understanding of battery technologies, grid integration and safety standards.
• Excellent communication, problem-solving, and teamwork abilities.
• Resilience under pressure and a proactive mindset.

• Fluent in English and French or Dutch. Working knowledge of all three is a strong asset.

REMUNERATION :

• A competitive salary package, with numerous extra-legal benefits:
  • A tax-optimized bonus plan
  • Hospitalization and medical expenses insurance
  • An attractive retirement plan
  • Meal vouchers of 8 EUR with net contribution of 1,09 EUR
  • Green (electric) Company car with load pass for Belgium and neighboring countries or a green alternative through our mobility plan
  • A public transport subscription; our offices are less than 10 minutes from Brussels North station

• A healthy work-life balance thanks to 34 holidays, possibility to work from home
• A gym on-site and a variety of activities offered in the ENGIE’s Body-Mind & Social program which aims to enhance our employees’ well-being.

Worklocation: ENGIE Tower brussels

OUR RECRUITMENT PROCESS

• Short pre-screener conversation in teams with the Talent Acquisition Partner
• HR  in-depth interview on-site / in teams with the  Talent Acquisition Partner
• 1h online questionnaires and abstract reasoning exercises
• Final business interview on-site with your future manager
• Job offer

MORE ABOUT US

To become a leader of the carbon-neutral transition in Belgium, ENGIE masters all professions related to the energy sector: from energy production to consumption optimisation, from research and innovation to the maintenance of the most complex installations, from engineering to the construction and implementation of projects. Our 7,000 employees in Belgium are building a better future for our planet.
A better future for all of us!