RF Test Engineer Intern

Job Description

Job Summary

An intern member of the engineering team responsible for back end wafer processing and testing of Power SiC and GaN HEMT RF Products. The primary responsibility will be developing, sustaining and improving automated visual inspection processes. Additional responsibilities include sustaining and improving wafer die singulation processes and formatting die vehicles for internal handling and customer shipping.  The successful candidate will be an effective problem solver, proactive process owner and insightful engineer.


What can Cree do for you?

This role is within a fast paced and startup-like development environment, which processes completed semiconductor wafers into individual die for direct customer sales and captive assembly operations. As a process engineering team member, the access provided to wafer and die processing, inspection and data analysis tools will further development of the technical skills to be utilized daily.  This role and the associated responsibilities are expected to expand with forecast expansion of the business over the next 12-24 months.


What can you do for Cree?

Primary responsibility is to develop, sustain and improve automated visual inspection processes for High Power RF/Microwave GaN HEMT production, Foundry and Power products.

Develop inspection recipes for custom Foundry products, experimental wafers and new RF/Power products.

Provide timely feedback to Fab process/product engineers on process variations and defective wafers to help drive yield improvement.

Perform training and qualification of production personnel on RF and Schottky wafer inspection disposition. 

Design and execute experiments to improve defect detection and process yields.

Maximize process through-put while maintaining inspection recipe/product integrity.

Secondary responsibility is to develop, sustain and improve processes for die singulation (wafer mount, dicing, ink, stretch/transfer).

Generate and maintain complete process documentation, procedures and capacity models for auto inspection and die singulation.

Maintain processes to minimize tool down time.

Diagnose problems and implement corrective actions on automated visual inspection systems.

Ensure the accuracy and completeness of data that is uploaded to the master data base for archival and data mining.

Streamline data gathering, storage and access to minimize effort required to generate required visibility.

Collaborate with other engineers to maintain a robust process for software verification and control.

Develop periodic maintenance procedures and process controls.


What you need for success:

Enrolled in an accredited university engineering program

3.0 GPA or above

Basic knowledge of SPC and experimental design.

Proficient at MS Excel, MS Word and MS Access.

High energy, self motivated attitude with strong communication skills and an ability to interface effectively with different backgrounds and at every level of the organization

Strong attention to detail while effectively managing time



This role may require additional duties and/or assignments as designated by management.

Company Overview

At Cree | Wolfspeed, we’ve spent more than 30 years developing industry firsts as a leader in wide bandgap semiconductor technology. Not familiar with all of our products? That is because we are a part of the invisible revolution; if we do our job right you will never know we were there. Our products make impossible possible like our LEDs that power cities to our Silicon Carbide (SiC) and Gallium Nitride (GaN) components that power electric vehicles, solar energy, telecommunications and industrial, military and aerospace solutions.


We believe in enabling the world to do more with less. That’s why we encourage each other to think unconventionally, take ownership and solve real problems. Interested in a career at Cree | Wolfspeed? We want to meet you. Submit your application now.


We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any other characteristic protected by law.

Back to top