Characterization Engineer - Laser & LED Optoelectronics

Luminus Devices; Sunnyvale (CA); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Medical/Dental/Vision Insurance

Paid Time Off & Holidays

401k Retirement Savings Plan w/ EMPLOY

Flexible Spending Accounts

Employee Assistance Program

Life/AD&D Insurance

And more!

Job summary

Luminus Devices seeks a motivated Characterization Engineer to measure and characterize Laser Diode and LED products in Sunnyvale, CA. You will run optical and electrical tests, verify component quality, and support senior engineers in laser diode and LED design.

The role emphasizes hands-on lab work, data analysis, and clear reporting to guide product development. This position is on-site in Sunnyvale with competitive compensation and benefits.

Qualifications

• MS or PhD degree in Physics, Applied Physics, Electrical Engineering, Optical Engineering, Photonics or related fields.
• 2–5 years of relevant industry or research experience in optics, photonics, optical engineering, or a related field.
• Solid understanding of semiconductor device physics and optoelectronics.
• Hands-on lab skills with previous experience characterizing Laser Diodes.
• Excellent data analysis skills with strong attention to detail.
• Proficiency in computer languages and/or software used to automate equipment and data analysis, such as Python and JMP.
• Independently driven, able to manage multiple simultaneous tasks effectively.
• Effective verbal and written communication skills.

Responsibilities

• Plan and coordinate product testing to describe performance characteristics of Laser Diodes, LED products, and their components.
• Test packaged chips for optical power, wavelength, beam shape, voltage, and thermal characteristics.
• Set up optical and electrical test benches, collaborating with Test & Characterization Engineers and Technicians to develop new tools and methodologies.
• Write clear technical reports and communicate test results, conclusions, and recommendations; advise product teams on performance and assist senior engineers with laser diode and LED design.

Skills

Data analysis

Hands-on lab skills

Independent work

Verbal & written communication

Education

MS or PhD in Physics/Applied Physics/Electrical Engineering/Optics/Photonic fields

Tools

Python

JMP

Job description

Luminus Devices seeks a motivated Characterization Engineer to measure and characterize Laser Diode and LED products in Sunnyvale, CA. You will run optical and electrical tests, verify component quality, and support senior engineers in laser diode and LED design.

The role emphasizes hands-on lab work, data analysis, and clear reporting to guide product development. This position is on-site in Sunnyvale with competitive compensation and benefits.