Hardware Engineer Intern

2/22/2026

The intern will be responsible for characterizing high-speed optical transceivers and sub-assemblies, setting up R&D test stations, and executing automation and testing scripts written in Python. Responsibilities also include debugging test stations, executing Design Verification Tests, writing technical reports, and interacting with internal design engineers.

Working Hours

40 hours/week

Company Size

10,001+ employees

Language

English

Visa Sponsorship

About The Company

Lumentum (NASDAQ: LITE) is a global leader in optical and photonic technologies that power the networks and infrastructure behind AI, cloud computing, and next-generation communications. Built on decades of photonics innovation, Lumentum delivers high-performance lasers, modules, and optical subsystems that enable scalable, energy-efficient data center connectivity, advanced telecom networks, industrial manufacturing, and sensing applications. Headquartered in San Jose, California, the company operates R&D, manufacturing, and sales facilities worldwide.

About the Role

It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.

If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!

Responsibilities

Hardware Engineer Intern’s responsibilities would include but not be limited to the following:

Characterize high-speed optical transceivers
Characterize optical sub-assemblies (TOSA/ROSA)
Set up R&D Test stations, execute automation in test stations.
Write testing scrip in Python
Execute debugging on test stations and modules
Execute Design Verification Tests. Write technical reports
Interact with internal design engineers in US and overseas

Minimum Qualifications

Qualified candidates will be enrolled in Master’s degree program in Electrical Engineering, Communication Engineering or Physics.
Academic master student in the second year, intern time from Mar to Sep in 2026

Desired Qualifications

Candidates have taken graduate courses on optical communications, and/or RF, and/or high-speed analog circuit design. Other relevant areas can be considered.
Software development experience (Phyton)
Excellent communication, organizational and time management skills
Lab experience with electronic, optical and RF equipment
Experience characterizing lasers, photodiodes, and active optical subassemblies.
Experience with optical transceivers or transmission optical subsystems
Solid knowledge of digital/analog circuit design, and optics
Experienced with Word Macro/Templates/Outline/Table, Excel, Matlab, PowerPoint
Data analysis skills
English communication skills.

We are an equal opportunity employer and value diversity at our company.

We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.

Please contact us to request accommodation.

Key Skills

PythonOptical CommunicationsRFHigh-Speed Analog Circuit DesignElectronic EquipmentOptical EquipmentRF EquipmentLasersPhotodiodesActive Optical SubassembliesOptical TransceiversDigital Circuit DesignAnalog Circuit DesignOpticsWord MacroExcel