Lead Engineer – High-Speed Photonics

1 week ago


San Jose, California, United States Lumilens Full time

About Lumilens

Lumilens is an innovative start-up, supported by Mayfield and prominent industry figures, dedicated to developing cutting-edge high-speed photonics solutions for AI infrastructure and High-Performance Computing. If you have a passion for photonics and thrive in a dynamic start-up atmosphere, we encourage you to explore this opportunity.

Position Overview

We are on the lookout for a seasoned Principal Engineer specializing in High-Speed Optoelectronics to enhance our expanding team. This role will be pivotal in the design and advancement of our optical transceiver products, targeting 800G and beyond. You will collaborate with various technical teams to bring Lumilens' optical transceiver solutions to fruition.

Key Responsibilities:

  • Collaborate closely with photonic chip and subassembly design teams to co-develop high-speed RF interfaces.
  • Assist in the selection and evaluation of RFICs.
  • Conduct model extraction, perform frequency and time domain electrical simulations, and characterize devices to validate high-speed interface performance.
  • Facilitate the integration of digital-optical functionalities for next-generation optical transceivers.
  • Work alongside PCB layout engineers to finalize high-speed interconnect designs.
  • Engage with transceiver and package design engineers and suppliers to establish chip and package SI/PI objectives.
  • Plan and execute engineering verification tests, including the design of necessary test boards.
  • Support the performance characterization of optical transceivers, involving detailed experimental validation of constituent sub-components, including analog, control, and DSP ASICs.

Qualifications:

  • Master's or PhD in Electrical Engineering, Physics, or a related field.
  • Over 7 years of experience in developing successful optical transceivers.
  • In-depth knowledge of high-speed optoelectronic devices such as lasers, detectors, and modulators.
  • Familiarity with high-speed integrated circuits, including DSPs, modulator drivers, and transimpedance amplifiers.
  • Proven experience in characterizing and troubleshooting high-speed optical transceivers.
  • Proficient in using HFSS or CST simulation tools.
  • A multi-disciplinary background with a strong record of innovation.
  • Experienced with high-speed laboratory equipment such as TDR, VNA, and spectrum analyzers for validation purposes.
  • Excellent communication and collaboration skills.

_________________

All qualified applicants will receive consideration for employment without regard to race, color, religion, religious creed, sex, national origin, ancestry, age, physical or mental disability, medical condition, genetic information, military and veteran status, marital status, pregnancy, gender, gender expression, gender identity, sexual orientation, or any other characteristic protected by local law, regulation, or ordinance.



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