Technical Expert (m/f/d) | Power Electronics & Battery Systems

At 1KOMMA5° , we pursue a clear vision: Living on wind and sunlight forever for free . To make this a reality, we are building the energy system of the future with Heartbeat AI. Want to be part of it? We bring together regional craftsmanship and scalable software: We don't think of solar, batteries, heat pumps, and e-mobility as isolated components, but control them as an intelligent, integrated overall system in our virtual power plant. Directly connected to the electricity market – in real time, fully automated. This way, energy is used when it is available from renewables and particularly cost-effective. By 2030, our goal is to transition 1.5 million households to renewable energies. Over 3,000 people are working towards this every day, at more than 80 locations worldwide, from Finland to Australia. Want to take responsibility and build solutions that truly matter? Apply now and help us shape the energy world of tomorrow . As a Technical Expert | Power Electronics & Battery Systems, you are the technical backbone of our Procurement team. You know the technology behind power electronics and battery systems and you use that knowledge to challenge specifications, evaluate technical alternatives, and provide our Category Managers with the depth they need to negotiate with confidence. You bring a clear perspective on feasibility and cost impact to technical changes early in the process, working closely with Product Management and SCM. Cost & Value Engineering is a methodology you will grow into with us, the technical expertise, you already bring. Technical Analysis & Evaluation Analyse and assess technical specifications, manufacturing processes, and materials in the field of power electronics and battery systems Challenge supplier specifications and price increase claims on the basis of sound technical understanding Evaluate and compare technical product alternatives to identify optimization potential Develop cost estimates and derive savings opportunities in close collaboration with Procurement and Product Management Technical Support in Negotiations Prepare and support supplier negotiations with technical expertise Build negotiation arguments grounded in technical analysis and market benchmarks Support RFQ/RFP processes with technical know-how Collaboration with Product Management & SCM Provide early-stage assessment of technical changes and their implications in close alignment with Product Management Actively bring a technical perspective into product decisions and specification adjustments Serve as the interface between Procurement, SCM, and Product Management Process & Development Drive KPI-based steering and data-driven reporting across your areas of responsibility Actively share knowledge and promote best practices within the team Strong technical understanding of power electronics, battery systems, or related technologies — gained through studies, training, or professional experience Ability to critically challenge technical specifications and identify optimization potential A natural cost awareness and genuine interest in developing expertise in Cost & Value Engineering Analytical, structured way of working with a strong affinity for numbers First exposure to procurement or supplier management is a plus — but not a requirement Strong communicator, confident and persuasive with both suppliers and internal stakeholders Experience with ERP systems and modern procurement or costing tools Fluent in English; German language skills are a plus You are part of an international, dynamic, and highly motivated team of people who have proven to make things happen With your work, you accelerate the "energy transition" and hence have a direct impact on our climate Work with and learn from other super-smart colleagues You will enjoy direct contact with core decision-makers You will enjoy the best chances of entering full-time in one of Europe’s most thriving scaleups You work remotely, with offices in Hamburg, Berlin, Munich, Cologne or Barcelona Create a healthy balance alongside your work and enjoy all the benefits of the EGYM Wellpass Whether city bike or e-bike - be flexible with our job bike leasing and do something good for the environment at the same time