10 Lumentum engineering leaders
Clayton Workman, Director, MOCVD Engineering at Lumentum, is one of ten Lumentum engineering leaders listed here, alongside directors of engineering development, research and development, process and manufacturing engineering. A reader can learn how engineering leaders work at Lumentum from people who have held the role.
Professionals to explore
Charles Tsai
LinkedInExperience: Engineering Dev Director · Lumentum
Charles Tsai has been Engineering Dev Director at Lumentum since September 2022, based in Arcadia, California, with the role placed in San Jose. Charles Tsai was Senior Director of Active Devices at Rockley Photonics Inc. in 2022, Director of Active Devices at Rockley Photonics Inc. from 2021 to 2022 and Senior Staff Scientist at Emcore LLC from 2018 to 2019.
Clayton Workman
LinkedInExperience: Director, MOCVD Engineering · Lumentum
Clayton Workman has been Director, MOCVD Engineering at Lumentum since April 2026, based in the Greensboro area of North Carolina, and the profile lists materials science and semiconductor device manufacturing. Clayton Workman was Sr Manager, Development Engineering at Qorvo, Inc. in 2026 and Sr Principal Engineer/Sr Member of Technical Staff at Qorvo, Inc. from 2019 to 2026.
Dusan Ivancevic
LinkedInExperience: Director Research Development Engineering · Lumentum
Dusan Ivancevic has been Director Research Development Engineering at Lumentum since January 2025, a role the profile places in Ottawa, Ontario, Canada, within the engineering and technical department at director level. The profile headline describes Dusan Ivancevic as Senior Engineering Manager at Lumentum.
Felix Brunner
LinkedInExperience: Director, Engineering Development · Lumentum
Felix Brunner has been Director, Engineering Development at Lumentum since December 2023, based in Zurich, Switzerland, and the profile headline says R&D Director at Lumentum with a Ph.D. in Physics. The profile describes Felix Brunner as an R&D leader in high-tech product development, in particular ultrafast laser systems.
Jerry Dou
LinkedInExperience: Director Of Engineering · Lumentum
Jerry Dou has been Director Of Engineering at Lumentum since March 2021, based in Shenzhen, Guangdong, China. Jerry Dou was Director Of Quality at Lumentum from 2020 to 2021, Manager Product Engineering at Lumentum from 2015 to 2020 and Product Engineering Manager at Jdsu Uniphase from 2011 to 2015.
Neil Whitbread
LinkedInExperience: Engineering Development Director · Lumentum
Neil Whitbread has been Engineering Development Director at Lumentum since September 2023, based in the Greater Northampton area, United Kingdom, with work on InP PICs, modulators and receivers for coherent telecoms and high speed datacoms. Neil Whitbread was Senior Engineering Development Manager at Lumentum from 2021 to 2023 and Senior Principal Engineer at OCLARO from 2012 to 2021.
Richard Faulhaber
LinkedInExperience: Director of Engineering · Lumentum
Richard Faulhaber has been Director of Engineering at Lumentum since January 2023, based in the San Francisco Bay Area. Richard Faulhaber was Sr. Engineering Manager - Advanced Research at Lumentum from 2019 to 2023, Engineering Development Manager at Lumentum from 2016 to 2019 and Principal Research Scientist at JDSU from 2013 to 2015.
Roberto Galeotti
LinkedInExperience: Engineering Development Director · Lumentum
Roberto Galeotti has been Engineering Development Director at Lumentum since June 2026, based in Milan, Italy. Roberto Galeotti was Senior Manager, Packaging Technology at Lumentum from 2018 to 2026, Senior Manager, Packaging Technology at OCLARO from 2013 to 2018 and Packaging Design Manager at OCLARO from 2009 to 2013.
Stephen Yeh
LinkedInExperience: Mfg. Eng. Director · Lumentum
Stephen Yeh has been Mfg. Eng. Director at Lumentum since March 2018, based in Taiwan, within the engineering and technical department at director level. Stephen Yeh was Subcon program manager at Intel from 2013 to 2018, Director of manufacturing engineering at Emcore LLC from 2011 to 2013 and Manager, site operation and technical support at Emcore LLC from 2008 to 2011.
Xin Cao
LinkedInExperience: Process Engineering Director · Lumentum
Xin Cao has been Process Engineering Director at Lumentum since June 2022, based in Towcester, England, with the role placed in Caswell. Xin Cao was Head of Engineering at Keeler from 2021 to 2022, Head Of Engineering at Cambridge Technology, a Novanta Company from 2017 to 2021 and Staff Engineer, Team Leader/Senior Engineer at Seagate Technology from 2005 to 2017.
Choose the right perspective
Match the person's scope, such as epitaxy and wafer growth, photonic chip development, packaging, process or manufacturing engineering, to the decision you face. Check when each current role started to judge how recent the person's view is.
Questions to take into the conversation
- 01What did you change first when you took on your current engineering role, and why?
- 02How do you move a new laser or photonic chip design into volume production?
- 03What has your own work taught you about trading off development speed against reliability for optical components?
Reaching Lumentum engineering leaders
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About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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