Process Engineer , Epitaxy

Milton Malsor, UK
Closing date
26 Sep 2020

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Contract Type
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Lumentum (NASDAQ: LITE) is a market-leading manufacturer of innovative optical and photonic products enabling optical networking and commercial laser customers worldwide. Lumentum's optical components and subsystems are part of virtually every type of telecom, enterprise, and data center network. Lumentum's commercial lasers enable advanced manufacturing techniques and diverse applications including next-generation 3D sensing capabilities. Lumentum is headquartered in Milpitas, California with R&D, manufacturing, and sales offices worldwide.


You will provide Epitaxy (MOVPE) Process Engineering support to the manufacturing teams based at the Caswell site. The role will primarily entail day to day production process support with a view to minimising scrap and cycle time whilst providing process support to the manufacturing team and NPI teams.

Key Responsibilities

  • Providing epitaxy process guidance to the Epitaxy manufacturing team.
  • Continuous improvement activities based on SPC and 6-sigma principles.
  • Working within a cleanroom environment with the prerequisite use of cleanroom clothing.
  • Working with various computer software packages including specialist or bespoke computer systems.
  • Prepare and review technical documentation in order to provide effective support to the Epitaxy manufacturing team and the Caswell wafer fab.
  • Analyse, interpret and respond to measured product and process data when required.
  • Support and implement new process introductions as appropriate.
  • Support trouble shooting activities as appropriate, in particular, assist the Epitaxy Process and Epitaxy Equipment Engineering groups with fault finding and recovery of processes and tools.
  • Participate in key information exchanges session such as chip review meetings, yield review meetings, Epitaxy team handovers, etc.
  • Mentor technician staff to improve skill base within team as required.
  • Support Epitaxy team in reporting out performance, maintaining statistics and organising workloads, etc.
  • Meet individual and team targets and objectives.
  • Adhere to all site safety and environmental procedures.

Key Relationships

  • Manufacturing Operations Team
  • Epitaxy Equipment Engineering Teams
  • NPI Team
  • Epitaxy Process Engineering Team


  • Minimum 2nd Class Bachelor's Degree in Semiconductor Engineering, HNC or equivalent and/or 5 years' relevant experience within an individual contributor role.
  • Proven process engineering experience (familiarity with 6-sigma and similar methodologies preferable).



  • Strong analytical skills and problem solving abilities.
  • Knowledge of working within a high-technology manufacturing or production environment.
  • Knowledge of working within a cleanroom or laboratory environment.
  • Experience of computer-controlled semiconductor processing equipment or vacuum systems.
  • Knowledge of manufacturing execution systems (MES) such as PROMIS and MES concepts such as product re-work procedures, task scheduling, data collection and SPC.
  • Strong analytical skills and problem solving abilities, especially with regard to the scheduling and planning of work flows.
  • Competent PC user (including the use of Microsoft Office).


  • Wide ranging knowledge of semiconductor fabrication techniques especially with regard to the fabrication of III-V based devices.
  • Knowledge of photonic integrated circuit manufacture would be an advantage.

Other Requirements

  • Working within a cleanroom environment with the prerequisite use of cleanroom clothing.
  • Eligible to work in the UK.
  • Working pattern will be day shift (nominally 9am-5pm) with overtime as determined by production requirements. Out-of-hours support and occasional shift (including night) working may be required.

Lumentum is committed to equal opportunities and actively seeks applications from all sectors of the community irrespective of sex, race, colour, nationality, ethnic or national origin, disability, marital status, sexual orientation, having responsibility for dependents, age, religion/beliefs, or any other reason which cannot be shown to be justified.
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