Jobs at Plessey Semiconductors Limited

Lead architecture and development of next-generation optical interconnects spanning ASICs, SerDes, photonics, optical engines, packaging, and system interfaces. Define link architectures, electrical and optical specifications, budgets, performance requirements, and technology roadmaps. Evaluate silicon photonics, co-packaged optics, optical I/O, emitters, receivers, and advanced packaging. Collaborate across semiconductor and photonics teams, support prototypes and validation, and assess technologies through production readiness.

Perform general maintenance, refurbishment, painting and decorating across site facilities. Complete basic carpentry, plumbing, electrical, building and repair tasks; support skilled trades on improvement projects; respond to maintenance calls; replace parts and fittings; follow cleanroom, health and safety, LOTO, permit-to-work and risk assessment procedures; and coordinate work around production schedules.

The Senior Equipment Engineer will monitor high-tech equipment performance, ensure maintenance, participate in tool selection, provide technical support, and optimize equipment reliability.

The Equipment Tech Lead oversees MOCVD equipment reliability and performance, driving continuous improvement and leading troubleshooting efforts while collaborating with engineering teams.

Owns SAP finance systems as the Finance super-user, including FI/CO configuration, integrations, controls, issue resolution, and system-driven month-end close activities. The role improves financial processes through automation, supports audits, system rollouts, migrations, reporting, and ancillary finance applications. It also trains users, documents best practices, and collaborates with IT and operational teams on cross-module SAP issues.

The Senior Infrastructure & Platform Engineer strengthens infrastructure capabilities, focusing on cloud and automation, managing Windows Server, VMware, Kubernetes, and AWS environments, alongside developing Infrastructure as Code and CI/CD pipelines.

As a Project Manager, lead cross-functional teams to deliver technology development and NPI programs, managing risks and ensuring timely project execution.

Lead the development and optimization of manufacturing processes while coordinating with Technical Process Leads and managing engineering teams. Drive continuous improvement and ensure process stability in production.

Lead the development of fabrication processes for MicroLED and Optical Computing. Conduct risk assessments, optimize processes, and drive innovation within a high-performing team.

The role involves leading process development in MicroLED and Optical Computing, optimizing semiconductor fabrication processes, and collaborating on innovations and tool specifications.

The Principal Device Simulation Engineer will lead simulations of semiconductor devices, validate models, mentor engineers, and enhance simulation tools for advanced optical technologies.

The Technical Lead Epitaxy will drive the development and optimisation of epitaxial growth processes for MicroLED technology, overseeing process development, reactor performance, and material quality. This role involves hands-on work and technical leadership while collaborating with integrated manufacturing teams, mentoring junior engineers, and conducting research on industry trends.

Lead ownership and support for assigned semiconductor tools to maximize uptime, yield, reliability, and process stability. Monitor performance, troubleshoot faults, manage spare parts, drive continuous improvement and upgrades, collaborate with cross-functional teams and vendors, and support installation and integration of new tools into fab operations.

Operate and maintain ellipsometry systems, develop and validate measurement recipes, analyse metrology and process data, support process qualification and root-cause investigations, collaborate with production/quality/R&D, maintain documentation, assist SPC monitoring, and support equipment calibration and continuous improvement to improve yield and measurement accuracy.

Lead technical ownership and continuous improvement of thin-film manufacturing equipment (PVD/CVD/ALD/sputtering/evaporation), drive uptime, reliability, and performance, support installations and qualifications, partner with cross-functional teams, mentor tool owners, and manage change control and improvement projects.

Define and deliver MicroLED product offerings for AR and emerging optical interconnect applications. Act as Voice of the Customer, create product specifications and roadmaps, align engineering and partners, support NPI and scaled manufacturing, and engage major global customers to ensure market-aligned product delivery.

Own end-to-end mask and reticle procurement and validation, translate design outputs into accurate mask orders, verify vendor mask data and fab readiness, act as technical interface among design, fabrication, and suppliers, and collaborate across teams while developing mask design skills.