> Markdown version of [/jobs/ext/3519709-engineer-expert](https://www.wearedevelopers.com/jobs/ext/3519709-engineer-expert). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Engineer Expert - **Company:** FairPlay Engineering - **Location:** Hoofddorp, Netherlands - **Contract:** Permanent contract - **Skills:** Electrical CAD, Enterprise Integration - **Published:** October 2, 2026 - **Apply:** https://www.werk.nl/nl/vacatures/71564920 ## About the Role We are looking for an experienced BESS Engineering Expert to support the development and delivery of large-scale Battery Energy Storage System (BESS) projects. In this role, you will be responsible for the technical design, integration, and optimization of energy storage solutions that play a key role in accelerating the energy transition. Working within multidisciplinary project teams, you will provide technical leadership throughout the project lifecycle, from concept design and feasibility studies to commissioning and operational handover. Company information Strong analytical and problem-solving skills.Ability to work effectively in complex multidisciplinary environments.Excellent communication and stakeholder management skills.Proactive mindset with a passion for innovation and sustainable energy solutions.Fluent in English. Dutch language skills are considered an advantage. ## Description We are looking for an experienced BESS Engineering Expert to support the development and delivery of large-scale Battery Energy Storage System (BESS) projects. In this role, you will be responsible for the technical design, integration, and optimization of energy storage solutions that play a key role in accelerating the energy transition. Working within multidisciplinary project teams, you will provide technical leadership throughout the project lifecycle, from concept design and feasibility studies to commissioning and operational handover. Key Responsibilities - Lead the engineering and technical development of utility-scale Battery Energy Storage Systems (BESS). - Define system architectures and prepare technical specifications for battery storage projects. - Develop and review single-line diagrams, electrical layouts, and integration concepts. - Perform technical assessments, simulations, and feasibility studies. - Sup...