Manufacturing Technician - Optical & Semiconductor Systems

About this role

Manufacturing Technician Optical & Semiconductor Systems £33,000 to £40,000 depending on experience Help build the technology enabling the next generation of semiconductors. At Infinitesima, we're developing advanced metrology systems that allow the world's leading semiconductor companies to measure and understand materials at the nanoscale. We're looking for a skilled Manufacturing Technician to build, integrate and test the high-precision optical, electro-mechanical and photonic systems that sit at the heart of our technology.

This is an opportunity to join a fast-growing technology company where your work has a direct impact on the performance of complex scientific instruments used by global semiconductor manufacturers. If you enjoy solving problems, working with precision hardware and taking ownership of build quality from assembly through to test, we'd love to hear from you. What you'll get Generous EMI share option scheme Private healthcare Death in service benefit About us Based in Abingdon, Oxfordshire, Infinitesima is a rapidly growing deep-tech company developing next-generation metrology solutions for the semiconductor industry.

Backed by leading global investors, including Applied Ventures, we're combining world-class engineering, physics and software expertise to solve some of the industry's most complex measurement challenges. What you'll be doing Manufacture and test complex sub-assemblies involving optical, cabling, and electro-mechanical technologies, ensuring compliance with quality and performance standards. Identify, document, and escalate manufacturing issues—including defects, downtime, and abnormalities—using factual information, while collaborating with cross-functional support teams to drive timely and effective resolution.

Working as a manufacturing team in maintaining and continuously improving manufacturing processes to enhance product quality and operational efficiency. Ensuring assemblies are delivered to quality, cost and schedule requirements Maintain high standards of housekeeping and cleanliness across production and cleanroom environments. Liaise with Stock Operatives to ensure assembly kits are complete & accurate. Contributing to a safe, organised and high-performing manufacturing environment What we're looking for You'll ideally come from semiconductor equipment, photonics, scientific instrumentation, aerospace, medical devices or another high-tech manufacturing environment.