2026 Summer Internship - Photonics Test Engineer - Phd (santa Clara, CA)

Optoelectronics Testing Engineer

Applied Materials is a global leader in materials engineering solutions used to produce virtually every new chip and advanced display in the world. We design, build and service cutting-edge equipment that helps our customers manufacture display and semiconductor chips - the brains of devices we use every day. As the foundation of the global electronics industry, Applied enables the exciting technologies that literally connect our world - like AI and IoT. If you want to push the boundaries of materials science and engineering to create next generation technology, join us to deliver material innovation that changes the world.

Location: Santa Clara, CA

You'll benefit from a supportive work culture that encourages you to learn, develop, and grow your career as you take on challenges and drive innovative solutions for our customers. We empower our team to push the boundaries of what is possible-while learning every day in a supportive leading global company.

As an optoelectronics testing engineer, you'll be responsible for characterizing and testing our next generation photonics interconnect devices, such as interposer, waveguide, FAU, CPO, transceivers, and various optoelectronic subsystems. You will conduct verification and characterization of various active and passive optical and photonic components including but not limited to modulators, photodetectors, passive waveguides and couplers, multiplexers and de-multiplexers, and fiber-to-chip coupling. You will define test plan and develop test setup and procedures for optical device and modules.

Responsibilities

Bring-up and characterization of high-speed optical components, including waveguide, coupler, modulators and photodetectors, ensuring they meet performance expectations.

Design, implement and maintain optical and electrical test setups

Design and implement test procedures for silicon photonics chips and SIP based optical subsystems

Design and execute validation and debug plans aligned with product specs, including link-level electro-optic testing using industry-standard equipment like BERTs, DCAs, VNAs, and AWGs.

Design and debug test methods and fixtures to characterize optical alignment systems

Establish and manage test data collection, archiving, analysis and presentation

Maintain test equipment and instrument calibration, identify and purchase test parts and write equipment preventive maintenance (PM) procedures

Qualification

Ph.D. or working towards Ph.D. in Electrical Engineering, Optics and Optical Engineering, Applied Physics or related field

Hands on experience with optical chip, component and system-level prototyping and testing for Telecommunications or Data Center Interconnect (DCI) product development.

Working knowledge and experience with manufacturing support, such as optical component testing and performance evaluation.

Fluent in programming skills in a PC/Windows environment using C, Python, LabView to enable test scripting and automation

Data collection, analysis and reporting data analysis software such as JMP, Matlab, and MS Office.

Desirable experience with CAD/modeling/simulation software such as PADs, Solidworks, and Zemax

Self-motivated, creative, teamwork oriented

Additional Information

Time Type: Full time

Employee Type: Intern / Student

Travel: Not Specified

Relocation Eligible: Yes

The salary offered to a selected candidate will be based on multiple factors including location, hire grade, job-related knowledge, skills, experience, and with consideration of internal equity of our current team members. In addition to a comprehensive benefits package, candidates may be eligible for other forms of compensation such as participation in a bonus and a stock award program, as applicable.

Applied Materials is an Equal Opportunity Employer. Qualified applicants will receive consideration for employment without regard to race, color, national origin, citizenship, ancestry, religion, creed, sex, sexual orientation, gender identity, age, disability, veteran or military status, or any other basis prohibited by law.