Senior Device Engineer

Job description

About Plessey

We’re building the hardware foundation for next-era computing.

Plessey is a world-leading technology company driving the next generation of photonic devices and systems. With over 70 years of innovation, we combine research, materials science, process engineering, and manufacturing under one roof. We’re recognised as a global authority in microLED displays, optical computing, and optical interconnects.

Join us to work on breakthrough technologies shaping the future of light-based technology and computing.

Lead

We don’t follow industry trends; we create them, pushing boundaries and setting standards others aspire to. Every team member has the power to make decisions, drive change, and deliver excellence. We support each other, challenge one another for the best solutions, and lead by example. Together, we build industries and technologies that shape the future and scale toward our vision of the next era of computing.

Grow

We expand our capabilities every day — deepening our expertise, improving how we work, and pushing the boundaries of what’s possible. Curiosity fuels us: we question assumptions, explore new ideas, and innovate with light-based technologies. By investing in and empowering our people, we strengthen Plessey’s impact and help shape the future of optical technology.

Trust

We operate like a family—honest, reliable, and supportive. We have each other’s backs, own our actions, and uphold the highest standards of integrity and safety. We trust each other to deliver, our customers to challenge us, and our expertise to guide the way. Together, trust enables the collaboration essential for breakthrough innovation and lasting impact.

Location

Located at our head office and state-of-the-art fabrication facility in Plymouth.

About the Role

• Taking a central role in developing new and applying existing measurement and modelling techniques to help to develop new technologies.
• Developing novel measurement methods for QW micro-LED structures.
• Working in close collaboration with the Process Development and Process Architecture teams.
• Identifying reasons for and solutions to performance limiting behaviour.
• Developing and introducing new techniques to help characterise and understand the operation of our micro-LED structures.
• Liaise with research institutions such as universities and government laboratories with a view to commissioning work outside of the scope that is possible within Plessey.
• Produce clear and concise reports for dissemination of results among the engineering community.

Skills, Knowledge and Expertise

• Ph.D or MSc in Physics.
• Strong knowledge of semiconductor device physics and optoelectronic principle.
• Hands-on RF measurement experience.
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to work collaboratively in a multidisciplinary team.

Extra information

Status

Open

Education Level

Secondary School

Location

England

Type of Contract

Full-time jobs

Published at

06-05-2026

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English