Location: Northampton, Northamptonshire, United Kingdom (relocation and sponsorship support available) About Our Client Our client is a market-leading manufacturer of innovative optical and photonic products, enabling optical networking and commercial laser solutions worldwide. Their advanced components and subsystems are an integral part of virtually every telecom, enterprise, and data centre network globally. Headquartered in California with RandD, manufacturing, and sales offices worldwide, their specialised UK wafer fabrication facility serves as a global centre of excellence. Role Summary As a Senior Shift Engineer, you will provide critical Equipment Engineering leadership and technical support to the Manufacturing and Process Engineering groups within the Wafer Fab. This role involves day-to-day production tool support, advanced fault-finding, and the optimisation of specialised semiconductor processing systems. You will work closely with tools handling hazardous chemicals and speciality gases, requiring a safety-critical mindset and high-precision engineering expertise. This is a senior position requiring an engineering leader who can mentor technicians, manage external vendors, and drive total productive maintenance practices to safeguard 2027 global production goals. Key Responsibilities Asset Maintenance and Repair: Execute advanced repairs and preventative maintenance (PMs) on highly complex semiconductor processing machinery, managing routine cleans and tool ..... full job details .....