plessey

The Epitaxy Module Manager will lead a semiconductor manufacturing module, driving operational excellence across safety, quality, delivery, and cost. This role is responsible for achieving world-class performance in yield, cycle time, and equipment efficiency while developing a high-performing engin

We are seeking a highly motivated Senior Process Development Engineer to support the transfer of advanced microLED fabrication processes from R&D into high-volume manufacturing. This role is critical in ensuring robust, scalable, and high-yield processes across production sites. You will work cross-

This is an exciting opportunity to join Plessey Semiconductors as a Degree Apprentice Electro-mechanical Engineer. You will work alongside experienced engineers in a cutting-edge manufacturing environment while studying for a Level 6 engineering degree with the University of Exeter. Training provide

Reporting to the Module Engineering Director. This is a new role, created to support growth and scale, leading the development, optimisation, and control of manufacturing processes within our module engineering function.

We are seeking a senior Embedded Software Engineer to join the Product Development team and contribute to embedded firmware development and hardware–software integration. This is a hands-on role, working closely with the Principal Engineer and Senior Hardware Engineer to translate system architectur

We are looking for a senior Software Engineer to support the development of automated reliability and characterisation test systems for MicroLED devices. The role combines test software development, instrument control, and data analysis, supporting both the execution of reliability campaigns and the

Plessey are seeking a commercially minded Finance Business Partner to join the finance team and play a key role in supporting operational and strategic decision making across the business. The role will combine strong financial planning with deep analytical insight, working closely with operational

This is a key role focusing on the development of measurement and modelling techniques applied to MQW micro-LED structures & advanced optical device development. The successful candidate will have substantial experience in the understanding of semiconductor devices.

We are looking for an experienced Test Development Engineer to join our team. In this role, you will work with advanced test equipment, helping to develop and improve innovative testing solutions. If you are passionate about test development, enjoy solving complex problems, and want to work with cut

The Thin Film Ellipsometry Process Engineer is responsible for developing, optimising, and controlling thin-film optical measurement and characterisation processes to support high-yield, high-performance semiconductor device fabrication. This role focuses on ellipsometry-based metrology for deposite

Plessey are looking to recruit an experienced and dependable Plumber to join our Construction & Maintenance Team. The role will support refurbishment projects as well as carry out day-to-day plumbing maintenance across our facilities. The successful candidate will help ensure all plumbing systems ar

Plessey are seeking a skilled and dependable Electrician to join our Construction & Maintenance Team. This role will support ongoing refurbishment projects as well as day-to-day electrical maintenance across our facilities. The successful candidate will play a key role in ensuring all electrical sys

An exciting opportunity to contribute to the epitaxial growth and process development of III–V arsenide and phosphide materials (e.g., GaAs, InP, GaAsP, InGaAsP). This role will be involved in the growth recipe development, material quality, and process stability, and works closely with device and m

Plessey is seeking a Senior or Principal Sub Fab Engineer to join our Equipment Engineering Department. This is a key technical position where you will be responsible for overseeing Sub Fab systems and driving engineering excellence across the facility. The role involves close collaboration with bot

This is an exciting opportunity to join a growing, technology-driven organisation as a Project Manager, where you will play a pivotal role in delivering cutting-edge technology development and New Product Introduction (NPI) programmes. Leading cross-functional teams, you will be responsible for driv

Are you ready to shape the future of next-generation devices? We are looking for a Principal Device Simulation Engineer to join our team of innovators pushing the limits of MicroLED and optical compute technologies. Your simulations will help validate theories, explore design trade-offs, and inform

We are seeking a Senior Process Engineer – Wet Etch or Dry Etch to develop, optimise, and sustain etching processes for MicroLED device fabrication. This role will support high-resolution pixel patterning, mesa isolation, sidewall profile control, and defect reduction across III-V semiconductor mate

Join a fast-growing Process Development team pushing the boundaries of innovation in MicroLED and Optical Computing. Around 60% of your time will be spent in a state-of-the-art cleanroom advancing process development, and the other 40% on planning, analysing data, and presenting insights to manageme

Seeking a Principal Process Development Engineer with deep expertise in process development, strong analytical and problem-solving skills, hands-on experience with advanced fabrication and characterization techniques, and a proven ability to lead cross-functional R&D initiatives. Join a fast-growing