Senior Equipment Engineer

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 and optical interconnects.

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

Based in Plymouth

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.

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.

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.

We are seeking a Dayshift Equipment Engineer within Equipment Engineering in our Epitaxy module. This is a key role reporting to the Module Manager and will involve working in close collaboration with both Engineering and Manufacturing personnel to support stability and CI to further enhance our capability as a leading R&D organisation.

The role responsibilities focus on ensuring optimum performance on a varied high-tech equipment toolset within the department. The position requires a multi discipline skilled Engineer with mechanical, electrical and electronic Engineering skills and requires the use of analytical and continuous improvement techniques to optimise equipment performance and maximise tool availability.

• Closely monitoring tool owner equipment performance against specified targets, ensuring any issues are addressed in a timely manner.
• Monitoring spend on their tool and keep to a minimum whilst maintaining required performance levels.
• Ensuring relevant maintenance documentation and spares are available to meet required Module performance.
• Operating a continuous improvement strategy to bring tools to the best possible condition.
• Liaising with tool vendor to stay up to date with and identify equipment enhancements which may improve process quality or equipment reliability.
• Ensuring the tool performance meets the procurement specification level.
• Monitoring tools for part obsolescence issues and ensuring plans to cope with part failure exist.
• Participating in new tool selection, installation and implementation into the fab/process.
• Ensuring that quality and safety standards and procedures are implemented on the defined equipment set.
• Providing technical support and training to module engineers on tool owner tools.
• Providing maintenance support to shift engineers when resource levels are low.
• Working closely with the process tool owner to ensure tool process performance remains as expected.
• Covering or assisting other dayshift tool owners when required which may include working on unfamiliar tools.

• A minimum HNC in Electrical or Electronic or Mechanical Engineering is preferred or suitable experience.
• An understanding of all 3 disciplines (must be able to follow electrical drawings and circuit diagrams to facilitate tool trouble shooting).
• Minimum 5 years’ experience in high tech maintenance environment.

• Semiconductor equipment engineering experience would be an advantage.
• MOCVD equipment tool ownership experience.