Site Manager (BESS)

EQUANS; München; On-site; EUR 90,000 - 120,000; Full time

Job summary

Equans Solar & Storage is seeking a Site Manager BESS to lead installation and commissioning of battery energy storage systems across nationwide sites, with a preference for Munich-based selection. You will coordinate subcontractors, ensure safety and regulatory compliance, and collaborate with electrical, civil, and mechanical engineers to drive project success.

The role requires a degree in electrical/industrial engineering, strong on-site leadership, and travel willingness.

Qualifications

• University degree in electrical/industrial engineering or related field.
• Minimum 3 years in BESS or large-scale electrical infrastructure projects.
• Experience with installation, commissioning, and operation of BESS and grid integrations.

Responsibilities

• Lead installation and commissioning of battery energy storage systems, meeting deadlines, budgets and quality standards.
• Supervise service providers, subcontractors and suppliers on-site per technical specs and agreements.
• Ensure on-site activities comply with safety, health and environmental regulations.
• Collaborate with engineers and operations teams to ensure efficient project execution.
• Maintain project documentation including progress reports and meeting minutes.
• Identify and resolve technical and operational challenges during construction and testing.
• Oversee pre-commissioning and commissioning tests according to specs.
• Monitor materials, tools and equipment to optimize resource use.
• Provide on-site supervision and support for work crews.

Skills

BESS installation

Project coordination

On-site supervision

Safety compliance

Education

University degree in electrical/mechanical/industrial engineering

Tools

ETAP

AutoCAD

SKM

Job description

Equans Solar and Storage, a subsidiary of Equans, part of the Bouygues Group, is looking for its future: Site Manager BESS – Battery Energy Storage Systems (m/f/d) -

Full-time permanent position– Nationwide with the possibility to work from Munich

Join us in driving the energy transition

Are you interested in being part of an international team that tackles the challenges of the energy transition and helps shape it?

Company Overview

Bouygues Energies & Services, an Equans company and subsidiary of the French Bouygues Group, is a major player in the energy transition and the digital transformation of regions, industries, and buildings.

The entire Bouygues Group, which employs approximately 200,000 people in more than 90 countries worldwide, is recognized as an international leader in sustainable construction.

Our EQUANS Solar & Storage business unit is a specialized division of Equans with over 10 years of experience. It is the strategic partner for integrated, efficient, and large-scale solutions for solar and energy storage projects. Our mission is to advance the energy transition and contribute to a low-carbon world by developing and integrating solar and energy storage solutions. We offer photovoltaic and hybrid solar power plants, energy storage systems, innovative projects, and B2B solutions in the field of solar energy.

With a presence in 15 countries and a team of 1,500 experts in solar energy and high-voltage systems, Equans Solar & Storage has delivered more than 6 GW of installed solar capacity, 550 MWh of battery storage, and 2 GW of operations and maintenance.

Want to learn more about our projects? Click here:

Solar & Storage Solutions for Energy Efficiency | Equans

Your main responsibilities:

• Lead and coordinate the installation and commissioning of battery energy storage systems (BESS) while adhering to deadlines, budgets, and quality standards.


• Supervise and coordinate service providers, subcontractors, and suppliers on-site, and ensure compliance with technical specifications and contractual agreements.


• Ensure that all on-site activities comply with local regulations regarding workplace safety, health, and environmental protection, including national and international standards.


• Collaborate with project managers, electrical engineers, civil engineers, and mechanical engineers, as well as with operations and maintenance teams, to ensure the efficient and focused execution of the project.


• Supervise the installation of electrical equipment and energy storage systems, verifying their compliance with quality standards, construction plans, and technical specifications.


• Maintain progress reports, site logs, meeting minutes, and all other project-related documentation.


• Identify and resolve technical and operational challenges during the construction, installation, and testing phases.


• Ensure that pre-commissioning and commissioning tests are carried out efficiently and in accordance with all specifications.


• Monitor the availability of materials, tools, and equipment to optimize resources and ensure that work proceeds smoothly.


• Supervise and assist the work crews on the job site.

The profile we’re looking for:

• A university degree in electrical engineering, mechanical engineering, industrial engineering, or a related field.


• At least 3 years of experience in projects related to battery energy storage systems (BESS) or large-scale electrical infrastructure.


• In-depth knowledge of the installation, commissioning, and operation of BESS, including their integration with substations and power grids.


• Experience using design and simulation software such as ETAP, AutoCAD, and SKM, as well as tools for monitoring the performance of energy storage systems.


• Experience managing service providers and subcontractors on construction sites.


• Excellent analytical and problem-solving skills to diagnose and optimize system performance on-site.


• In-depth knowledge of applicable safety, health, and environmental regulations for electrical and energy storage projects.


• Proficiency in Microsoft Office (particularly Excel and Word), as well as the ability to write technical reports and prepare documentation regarding project progress.


• Willingness to travel and work on-site as required by the project.

Our recruitment process

• An initial conversation with the recruiter


• One or two interviews with the hiring manager or relevant team lead


• A final conversation may be held with an additional HR contact or a senior team member.

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.