Join a forward-thinking engineering team in Germiston, working with advanced lithium battery systems powering underground mining locomotives. This opportunity suits a skilled, hands-on Electrical Field Service Technician who is comfortable in site-based, underground environments and takes pride in diagnosing complex electrical faults while keeping equipment running at its best. Education & Skills: BEng / BSc in Electrical or Electronic Engineering 3+ years experience in power electronics design or product support Strong understanding of medium‑ to high‑power conversion systems Experience with simulation tools, such as MATLAB/Simulink, LTspice, or PSpice Practical experience with testing and troubleshooting power electronic hardware Solid understanding of thermal management, EMC, and protection schemes Job Experience & Skills Required: Design and development of high‑power converters and inverters for renewable energy and energy storage systems Support the lifecycle of grid‑conne...