BESS Engineer

Brightsmith; Berlin; Presencial; EUR 60.000 - 80.000; Jornada completa

Descripción de la vacante

Brightsmith is seeking a Battery Engineer to drive the development, integration and optimization of battery energy storage systems (BESS) in Berlin. You will work with multidisciplinary teams to ensure safe, reliable and efficient operation of large-scale storage solutions.

Responsibilities include design and integration of BESS components, BMS/EMS tuning, power electronics interfaces, grid connections, and data-driven performance analysis. Strong communication in German and English is valued.

Formación

• Experience in battery energy storage systems and related components.
• Knowledge of BESS architecture and system integration.
• Familiarity with BMS/EMS and power conversion systems.

Responsabilidades

• Support the technical design, development and integration of battery energy storage systems.
• Work across BESS architecture, including battery cells, modules, racks, inverters and associated electrical components.
• Contribute to the integration and optimisation of BMS and EMS.
• Support electrical system design, including HV/LV components, power electronics and grid connection requirements.
• Analyse battery performance data, identifying opportunities to improve efficiency and reliability.
• Support testing, commissioning and validation of battery storage systems.
• Troubleshoot technical challenges across battery systems and develop solutions.
• Collaborate with electrical, mechanical, software and project engineering teams.
• Ensure compliance with safety standards and industry regulations.

Conocimientos

Battery energy storage

BESS architecture

BMS/EMS

Grid connection

Descripción del empleo

We are working with an innovative business operating at the forefront of the battery energy storage industry. As demand for renewable energy, grid flexibility and large-scale energy storage continues to accelerate, the business is expanding its engineering team to support the development and deployment of advanced battery energy storage solutions.

This is an opportunity to join a growing organisation, contributing to innovative projects that are supporting the transition towards a more sustainable energy system.

The Role

We are seeking a Battery Engineer with experience in battery energy storage systems to support the technical development, integration and optimisation of BESS projects.

Working alongside multidisciplinary engineering and project teams, you will play an important role in ensuring battery systems are designed, integrated and operated efficiently, safely and reliably.

Key Responsibilities

• Support the technical design, development and integration of battery energy storage systems.
• Work across BESS architecture, including battery cells, modules, racks, inverters, transformers and associated electrical components.
• Contribute to the integration and optimisation of Battery Management Systems (BMS) and Energy Management Systems (EMS).
• Support electrical system design, including HV/LV components, power electronics and grid connection requirements.
• Analyse battery performance data, identifying opportunities to improve efficiency, reliability and system performance.
• Support testing, commissioning and validation of battery storage systems.
• Troubleshoot technical challenges across battery systems and develop effective solutions.
• Collaborate with electrical, mechanical, software and project engineering teams.
• Ensure compliance with relevant technical standards, safety requirements and industry regulations.
• Contribute to continuous improvement initiatives across battery technology and system performance.

About You

• Strong experience within the battery, energy storage or wider renewable energy industry.
• Good understanding of battery technologies, particularly lithium-ion battery systems.
• Knowledge of BESS architecture and system integration.
• Familiarity with BMS, EMS, inverters and power conversion systems.
• Experience with battery testing, commissioning, performance analysis or electrical system design.
• Understanding of grid-scale or commercial and industrial (C&I) battery storage applications.
• Strong analytical, technical and problem-solving capabilities.
• Comfortable working in a fast-paced and evolving environment.
• Good communication skills in German and English.

What's on Offer?

• The opportunity to contribute to the growth of the battery energy storage industry.
• Exposure to innovative battery technologies and large-scale energy storage projects.
• The opportunity to work within a growing and forward-thinking engineering team.
• Professional development and opportunities to expand your technical expertise.
• A chance to make a meaningful contribution to the energy transition.