Energy Storage System (ESS) engineer - UK

Sungrow - EMEA; Milton Keynes; On-site; GBP 50,000 - 75,000; Full time

Job summary

Join Sungrow Power EMEA as a principal engineer specializing in Battery Energy Storage System (BESS) in Milton Keynes. Take part in delivering innovative energy storage projects, guiding technical designs, and ensuring compliance with European regulations while contributing to a sustainable energy future. Be part of a dynamic team that values technical expertise and career growth.

Benefits

Opportunities for career growth

Performance-based bonuses

Multinational team collaboration

Technical training at headquarters in Germany

Qualifications

• Bachelor’s degree in Engineering or equivalent (preferably electrical).
• Experience with BESS technology, ideally with UK and European experience.
• Fluent in English (C1 or higher); additional languages are a plus.

Responsibilities

• Managing high-quality technical advisory works for pre-sales activities.
• Supporting project management and interfacing between engineering disciplines.
• Reviewing project design and suggesting technical improvements.

Skills

BESS technology

Technical advisory

Project management

Technical communication

Renewable energy systems

Education

Bachelor’s degree in Engineering (preferably electrical)

Job description

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Energy Storage System (ESS) engineer - UK, Milton Keynes

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Client:

Sungrow - EMEA

Location:

Milton Keynes, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

b82e5dfea85d

Job Views:

52

Posted:

24.06.2025

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Job Description:

Your mission

This is a first-class opportunity to join Sungrow Power EMEA as a principal engineer, specialising in Battery Energy Storage System to join our ESS technical Team based in United Kingdom. As a principal engineer, you will focus on technical design and ESS customized solution proposal to support the delivery of energy storage projects, mainly battery energy storage systems (BESS). You will lead efforts in supporting the Sungrow ESS European market and development, and also support solar PV, wind, and other renewable energy projects for the group.
Your responsibilities will include:

• Managing and performing high-quality technical advisory works for pre-sales activities
• Project management and interfacing between engineering disciplines (ESS electric, mechanical, civil, control schemes)
• Providing technical input from initial assessment through to technical and economic feasibility and integration with other electrical or generating plants
• Reviewing project conceptual and detailed design, suggesting technical and design improvements for ESS projects
• Preparing and managing specifications, tendering, negotiation, and selection of battery storage systems
• Conducting due diligence and supporting customers and lenders throughout the financial close process, including technical liaison with legal and financial advisors
• Knowledge of renewable generation utility network connection quality studies and PCS dynamic performance approval processes is advantageous
• Establishing ESS technical specifications in accordance with European regulations and international standards (IEC/IEEE)

Your profile

If you have the following background, you might be a good fit:

• Bachelor’s degree in Engineering or equivalent (preferably electrical)
• Experience with BESS technology, ideally with UK and European experience
• Deep knowledge and field expertise in BESS technologies, including emerging technologies and international markets
• Technical advisory experience for investors and project developers, with BESS plant design support
• Experience in developing and delivering international solar PV or hybrid projects
• Proven capability in technical review and communication with clients and project partners (utilities, EPCs, etc.)
• Fluent in English (C1 or higher); additional languages are a plus

Why us?

Despite recent challenges like COVID-19, the focus on energy remains critical. We lead in this space, offering innovative solutions, including top-tier PV inverter R&D and being the world's largest inverter manufacturer. Join us to be part of this exciting decade in energy transition. We offer:

• Opportunities for career growth
• Performance-based bonuses
• A multinational team with European and trans-European collaboration
• Opportunities to deepen technical and commercial knowledge in inverters, storage solutions, and more
• Technical and commercial training at our headquarters in Germany and visits to our R&D facilities in China

About us

We are a green tech company with innovative young minds, committed to Clean Power for All. With over 650 GW of installed clean power worldwide, we are making significant progress. Founded in 1997 by Professor Cao Renxian, Sungrow specializes in solar inverters, energy storage systems, floating PV solutions, EV charging, and renewable hydrogen systems. Join us to make a difference!