As a systems engineer for battery integration in the US market, you will develop concepts and integrate battery modules, analyze stakeholder needs, define hardware/software requirements, prioritize solutions, and coordinate implementation within the project team. You’ll work within a high-performance team driving innovation in photovoltaics, energy storage, and e-mobility markets. Your impact Developing system architectures for BESS, considering technical specifications, creating hardware/software concepts, and documenting related materials. Acting as a technical expert in battery and photovoltaic (PV) systems, understanding component functions and system operations. Providing expertise and guidance to support other teams, such as Technical Service and Training, in accompanying battery systems throughout their lifecycle in the market. Identifying and coordinating work packages with internal departments and external partners, including research institutions and suppliers. Collaborating with Purchasing to monitor cost figures for components and subsystems and optimizing costs within systems. Supporting the planning, organization, and documentation of certification processes for new and existing products to ensure regulatory compliance. Who you are You have a mindset of flexibility, initiative, and responsibility. You are familiar in working along the V-Model and have long term, detailed knowledge in hard- and software development for battery & PV systems. You also bring: Master’s degree in electrical engineering, mechanical or systems engineering, energy management systems, or a related field Expertise in developing electrical energy storage systems, including coupling batteries with PV systems, charging systems, inverter technology, and/or e-mobility Basic knowledge of the product certification process and documentation Understanding of relevant standards and regulations for the US market Experience in lifecycle management and familiarity with tools such as Siemens Polarion and Atlassian Jira Proficiency in English (C1 level) and German (B2 level preferred) Even if you don't fulfill all of the above but are ready to take this challenge on as a next step, go ahead and press “Apply” anyway. We love your spirit What makes us special Our employees are the key to make our vision come alive. With that in mind, we‘ve created a range of perks for our employees: A permanent position awaits you at our business where new technologies meet a modern workplace culture. Viessmann Climate Solutions offers 30 days of paid vacation a year. Plan for your retirement: take advantage of subsidies through our employer-funded pension program. Once you join Viessmann Climate Solutions, you can refer other great candidates and receive a referral bonus if they are hired. Enjoy cool exclusive discounts on selected Viessmann Climate Solutions products and services. You'll be spoiled for choice with our selection of locally-sourced, healthy, and affordable meals in our employee restaurant. For a healthier community: Our health program offers easy access to coaching and therapy for our employees and their families. Who we are We are Viessmann Climate Solutions. Founded in 1917 as a heating technology manufacturer, and now part of Carrier, we are today one of the world's leading providers of efficient and systemic climate and renewable energy solutions. We cover all applications: heating, cooling, ventilation, water and air quality, energy generation, and energy storage for the residential and commercial sector. Our integrated solution offering seamlessly connects products and systems via digital platforms and services to a holistic climate and energy solution, thus creating a safe and reliable feel-good climate for our users. All activities are driven by our company purpose, "We create living spaces for generations to come" and our employees are passionate about playing an active role in the energy transition. Join us on this exciting journey now.