Equans Solar and Storage, a subsidiary of Equans, part of the Bouygues Group, is looking for its future: BESS Cost Engineer

Company Overview

Leveraging decades of experience, Equans Solar & Storage is the one-stop partner for scaled, integrated and performant solutions on solar & storage energy projects.

Our mission: serving energy transition and low carbon world by empowering the deployment and integration of solar and storage solutions.

We provide solar PV & hybrid plants, energy storage, innovation and solar PV B2B customers.

Operating in 15 countries, with more than 1,500 experts dedicated to solar PV and high voltage, Equans Solar & Storage has installed over 6GW solar energy capacity worldwide, 550 MWh BESS and is operating and maintaining approximately 2GW of solar PV plants.

The team you’ll be joining

You will be part of our fast-growing Battery Energy Storage Systems (BESS) engineering team, composed of over 10 colleagues and integrated within the larger Solar & Storage design team of more than 45 experts. You’ll work in close collaboration with the BESS commercial and project management teams, which include around 15 professionals.

Together, we are actively managing a 2.5 GWh portfolio, with 600 MWh already installed and 1.9 GWh currently under construction. Our ongoing projects span the UK, the Netherlands, and France, with upcoming deployments planned in Germany and Australia, and future developments in Italy, the Dominican Republic, and the Nordic countries.

Joining our team means becoming part of a leading company in the rapidly growing renewable energy sector.

Want to learn more about our projects? Click here :

Solar & Storage Solutions for Energy Efficiency | Equans

What you’ll be leading

We are looking for a Cost Engineer to join our batteries and storage team.

As a BESS Cost Engineer, you'll be responsible for preparing the core component of the pricing exercise, the Bill of Materials. You’ll be analyzing the RFP, creating an initial project layout in AutoCAD, generating the Bill of Materials from the preliminary design, and obtaining quotes from suppliers.

Your main responsibilities:

• Accurate cost assessment: Dive into the technical components, electrical equipment, and services required for each BESS project, considering budget constraints and quality requirements.
• Collaboration: Work closely with technical design, engineering, bid, and procurement teams to identify cost optimization opportunities at every stage of the project, from the initial concept to the final implementation.

The profile we’re looking for

• University degree in electrical engineering.
• Relevant professional experience in cost assessment and cost management.
• Previous experience in the renewable energy field.
• Previous experience in BESS projects is considered an asset.
• Excel & AutoCAD skills are required.
• Fluent in English and French.
• Excellent communication and collaboration skills to work effectively with multidisciplinary teams, both internally and externally.
• Ability to adapt to a dynamic work environment and manage multiple projects simultaneously.

What we offer

• 13-month salary + vacation bonus (30% paid leave in line with sector standards)
• Profit-sharing and incentive plans
• Employee savings plan (PEE & PERCOL) – Bouygues employee shareholding
• Works council benefits (CSE): holiday vouchers, back-to-school assistance, cultural subsidies, etc.
• Health and life insurance
• Mobility support, personalized onboarding, and access to structured training programs
• Remote work in agreement with the manager
• 100% reimbursement of public transportation costs
• 11 + 1 additional RTT days per year

Our recruitment process

1. An initial conversation with the recruiter
2. One or two interviews with the hiring manager or relevant team lead
3. A final conversation may be held with an additional HR contact or a senior team member.

We’ll keep you informed every step of the way – our process is guided by transparency and care.

Our Commitment

At Equans, we believe in the value of diverse talent. This role is open to all candidates, including individuals with disabilities.

We are committed to fostering a culture of diversity, inclusion, and safety – key pillars of who we are as a company.

Click here to learn more about our commitments  :

Equans CSR Approach: Our Commitment to Social Responsibility

Equans Diversity & Inclusion: Fostering a Welcoming Workplace