Lead Technical Sales Engineer (all genders) - BESS and Microgrids

Job Description Summary

The Lead Technical Sales Engineer is a key member of the sales organization, responsible for developing high-quality technical proposals for customer projects, primarily focused on Battery Energy Storage Systems (BESS) and microgrids.
In this role, you will design optimal technical and commercial solutions that meet customer requirements, with a strong emphasis on long-term customer satisfaction and project success.

Job Description

Your Responsibilities

• Clarify customer requirements and assess technical, economic, and scheduling feasibility
• Develop system concepts, perform system design, and prepare comprehensive technical proposals in collaboration with specialist departments
• Identify, evaluate, and manage technical, commercial, and scheduling risks
• Prepare and manage internal approval and decision-making processes
• Conduct technical clarifications and negotiations with subcontractors and partners
• Provide reliable technical support to customers throughout the entire sales cycle
• Contribute to the ongoing development of product and system solutions and explore new customer applications and market opportunities

• Bachelor's or Master's degree in Electrical Engineering or a related field
• Several years of professional experience in utility-scale Battery Energy Storage Systems (BESS), renewable energy, and microgrids, with strong knowledge of customer use cases, industry standards, and regulations
• Proven experience with EPC BESS and/or hybrid projects (e.g. solar + storage)
• Strong project management skills with the ability to manage multiple projects simultaneously and meet deadlines
• Experience with simulation tools such as MATLAB and Simulink
• Independent, structured, analytical, and proactive working style
• Fluency in German and English, both written and spoken
• Willingness to travel (max. 30%) and flexibility regarding regional business trips and project assignments

• Working in a diverse and international team based in multiple locations.
• A key role in a dynamic, international working environment
• Working in a booming industry supported by stability, growth, and impactful projects.
• Competitive compensation and benefits, as well as great development opportunities.
• Opportunity to work with the best professionals in the industry.