Senior Electrical Engineer - Heavy Industrial Technology Work Location - Portsmouth - 1-2 Day in Office Salary - £85,000 An ambitious and fast-growing clean-tech start-up is on a mission to make innovative energy storage the future. Enabling manufacturers, chemical processors, refineries, and other heavy industries to replace fossil-fuel heat with renewable energy. Theyre developing a groundbreaking energy storage technology powered from 400V and 690V networks and theyre looking for a Senior Electrical Engineer to take the lead on all things electrical as they move from prototype to real-world industrial deployment. As Senior Electrical Engineer, you will become the internal authority on electrical systems across both product development and customer site projects, helping define and deliver the electrical strategy behind a first-of-its-kind technology. This is a rare opportunity to: Shape the electrical architecture of a new clean-energy product Influence key design decisions at an early commercialisation stage Work across R&D, manufacturing, and industrial site integration Play a direct role in delivering real impact on climate change Essential experience: Degree in Electrical Engineering (or equivalent). Extensive experience designing and coordinating electrical systems at a system level. Proven ability to manage multiple projects and external subcontractors. Experience producing and maintaining clear, high-quality electrical documentation. Familiarity with UK industrial electrical standards. Strong understanding of industrial power systems (400690V, 15MW) Ideal background working with Battery Energy Storage, Solar, Heat Pumps, CHP, Renewable, Oil & Gas or similar heavy industrial process industries. If youre an experienced Senior Electrical Engineer excited by innovation, scale-up environments, and meaningful climate-impact work, please apply today for a consultation and interview arrangment.