Senior Manufacturing Engineer Location: Horsham Salary: £Competitive A high-growth engineering and clean-technology manufacturer in Horsham is recruiting two Senior Manufacturing Engineers to support the expansion of its advanced stack production operations. The business works with major international partners but will remain unnamed. The environment is technical, data-led, and focused on scaling precision manufacturing. These roles sit within the core stack engineering function. One position will support Repeat Unit activities, and the other will focus on Balance of Stack. Both require full ownership of manufacturing processes, tooling development, and production readiness. You will act as the primary manufacturing representative, shaping design decisions, strengthening process capability, and driving improvements across internal and external interfaces. Key Responsibilities * Develop tooling, process specifications, and verification plans * Lead and contribute to structured design reviews and risk assessments (PFMEA, DFM/A, DRBFM) * Apply Lean, Six Sigma, and SPC methods to improve output, efficiency, and quality * Analyse production data to reduce defects, variation, and waste * Work closely with Manufacturing Engineering, Operations, Facilities, Supply Chain, and Quality teams * Mentor colleagues, lead 8D investigations, and support the delivery of improvement projects * Engage suppliers to resolve issues, enhance...