Software Test Engineer

Hands-on Senior Software Test Engineer responsible for test architecture, automation, device characterization, system integration, data analysis, and debugging across SLT, Burn-In, HPC, and semiconductor manufacturing test platforms. The role works directly across semiconductor testers, automated handlers, hardware, firmware, software, instrumentation, thermal systems, test programs, and manufacturing environments.

Key Responsibilities Design, develop, and maintain automated test solutions for semiconductor devices and SLT, Burn-In, HPC, and manufacturing platforms.

Develop test programs, automation, scripts, and tools using Python, C#, C++, or similar languages.

Define test methodologies, validation plans, acceptance criteria, and production test requirements.

Perform electrical, thermal, functional, and device characterization.

Correlate test results across ATE, SLT, Burn-In, validation, and manufacturing environments.

Develop automated data collection, analysis, reporting, and yield-monitoring solutions.

Analyze test data to identify yield excursions, device behavior, performance trends, and root causes.

Define test infrastructure, instrumentation, and system requirements for new products and platforms.

Debug hardware and system issues using oscilloscopes, logic analyzers, protocol analyzers, and other lab equipment.

Work closely with hardware, software, firmware, thermal, product, and manufacturing engineering teams.

Support new product introduction, manufacturing readiness, customer integration, and production ramp.

All other duties as assigned.

Required Qualifications S. in Electrical Engineering, Computer Engineering, Computer Science, or related technical field.

5+ years of experience in semiconductor test, validation, product engineering, or related fields.

Hands-on experience with SLT, Burn-In, ATE, semiconductor validation, or manufacturing test systems.

Experience developing automated test software using Python, C#, C++, or similar languages.

Strong understanding of digital and analog circuit fundamentals, schematics, instrumentation, and board-level debugging.

Experience with communication interfaces such as SPI, I2C, UART, USB, Ethernet, and PCIe.

Experience with statistical analysis, yield analysis, test correlation, and large test datasets.

Must be willing to work onsite in our Lake Forest, CA office. Preferred Qualifications Experience with semiconductor SLT, Burn-In, HPC, or ATE platforms.

Experience with automated characterization and high-volume manufacturing test.

Experience correlating device performance across multiple test platforms and environments.

Experience with test-data analytics, dashboards, and automated reporting. Additional Requirements Willingness to work in an on-prem and on-site setup (No Hybrid) in Lake Forest, CA.

Ability and willingness to travel domestically and internationally, sometimes on short notice.

Strong written and verbal communication skills.