VCSEL Design Lead - Flexible Time Off & Equity

Lumentum Operations LLC

Wayne (CA)

On-site

USD 112,000 - 193,000

Full time

6 days ago

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Benefits offered by this job

Flexible time off

Health and wellness benefits

Tuition reimbursement and career growt

Free gym

Stock options

Subsidized meals

Employee stock options and incentive

Job summary

Lumentum Operations LLC is seeking a highly qualified PhD or experienced Master’s candidate to design GaAs-based VCSELs and lead wafer fabrication improvements. You will work across epi, fab, and design teams to drive device performance and reliability.

Join a global leader in photonics with opportunities to contribute to key IP, collaborate with contract manufacturers, and shape advanced communication technologies for data centers and AI infrastructure.

Qualifications

PhD in optoelectronics or Master’s with 3+ years experience.
PhD with industry experience preferred.
Experience with VCSEL design and wafer fabrication.
Knowledge of semiconductor device physics, process tech & equipment.
Experience with data analysis tools (Excel, JMP, Minitab).
Python and Matlab for data processing.

Responsibilities

Design GaAs-based VCSEL devices and technology platforms.
Develop design and fabrication flow (mask layout, EPI structure, etching, metallization, dielectric passivation, implantation, oxidation, wafer fusion).
Characterize devices (LIV, spectra, polarization, near-field/far-field) under CW, pulsed operation.
Analyze data to relate characterization to epi, fab, and die layout design inputs.
Coordinate with internal teams and contract manufacturers to transfer designs to manufacturing.
Generate IP from new ideas in design and manufacturing.