Semiconductor Test Engineer

OSI Systems; Hawthorne (CA); On-site; USD 90,000 - 130,000; Full time

Job summary

OSI Systems, Inc. is seeking a Semiconductor Test Engineer to design, develop, and optimize test strategies for semiconductor devices at the Hawthorne, CA site.

You will create and maintain test plans, execute functional and characterization tests, and analyze data to improve yields and reliability. Collaborating with design, process, and manufacturing teams, you will refine test requirements and support new product introductions, documentation of methodologies, and ongoing test coverage

Qualifications

• Bachelor's degree in Electrical Engineering, Electronics Engineering, Physics, or related field.
• Experience in test planning and development of test cases and procedures.
• Experience in functional testing of semiconductor devices.
• Ability to interpret schematics, datasheets, and test documentation.
• Proficiency with Python, C/C++, or similar scripting languages.

Responsibilities

• Design, develop, and optimize test strategies and procedures for semiconductor devices.
• Create and maintain test plans and test cases, execute functional and characterization tests.
• Analyze test data and troubleshoot failures to identify root causes.
• Collaborate with design, process, and manufacturing teams to refine test requirements and improve yields.
• Document test methodologies and maintain test equipment; contribute to test automation improvements.

Skills

Test planning

Test design

Test execution

Functional testing

Electrical engineering

Education

Bachelors in EE/ Electronics/ Physics

Tools

Oscilloscopes

Multimeters

Logic analyzers

Automated test systems

Job description

Company Description

OSI Systems Inc. is a diversified global developer, manufacturer, and supplier of specialized electronic systems and components for critical applications in homeland security, healthcare, defense, and aerospace. With over 30 years of experience and more than 6,800 team members, the company serves a broad international customer base through extensive distributor networks and operations across the Americas, European Union, Middle East, and Asia Pacific. OSI Systems focuses on helping security experts, clinical professionals, and high-tech developers solve real-world problems. Its Rapiscan division delivers advanced security inspection and screening solutions, while Spacelabs Healthcare provides innovative acute care patient monitoring and diagnostic cardiology systems. The Optoelectronics manufacturing division is a leading producer of standard and custom photodiodes and optical sensors, offering end-to-end services from concept and design to production.

Role Description

This full-time, on-site Semiconductor Test Engineer role is based in Hawthorne, CA. The Semiconductor Test Engineer will design, develop, and optimize test strategies and procedures for semiconductor devices, ensuring product performance, quality, and reliability. Daily responsibilities include creating and maintaining test plans and test cases, executing functional and characterization tests, analyzing test data, and troubleshooting failures to identify root causes. The role involves collaborating with design, process, and manufacturing teams to refine test requirements, improve yields, and support new product introductions. The engineer will also document test methodologies, maintain test equipment, and contribute to continuous improvement of test coverage, automation, and efficiency.

Qualifications

• Strong foundation in test engineering, including experience with Test Engineering and Testing for semiconductor or electronic components.
• Hands-on experience in test planning and design, including developing and maintaining Test Cases and structured test procedures.
• Proficiency in executing and monitoring test activities, including Test Execution and data collection for production and engineering lots.
• Experience performing Functional Testing of semiconductor devices or electronic systems to validate specifications and reliability.
• Bachelor’s degree in Electrical Engineering, Electronics Engineering, Physics, or a related technical field.
• Ability to interpret schematics, datasheets, and technical documentation, and use common electronic test equipment (oscilloscopes, multimeters, logic analyzers, automated test systems).
• Familiarity with test automation tools, scripting languages (such as Python, C/C++, or similar), and data analysis techniques.
• Strong problem-solving skills, attention to detail, and ability to work effectively in cross-functional engineering teams in an on-site environment.
• Excellent written and verbal communication skills, including clear documentation of test plans, procedures, and results.
• Industry experience in semiconductor manufacturing, optoelectronics, or related high-reliability applications