Optical Wafer Test Engineer — NPI to Production

Cisco Systems, Inc.; Holmdel Township (NJ); On-site; USD 155,000 - 225,000; Full time

Job summary

Cisco Systems, Inc. in Holmdel, NJ is seeking a Wafer Test Development Engineer to lead test development, validation, and characterization for optical transceiver wafers from NPI through production, partnering with design, product engineering, and manufacturing to ensure robust yield and test coverage.

You will influence DFT/DFM decisions, optimize test coverage, and analyze data to set limits while supporting continuous improvement and failure analysis in a fast-paced, cross-functional

Qualifications

• BS Electrical Engineering or similar degree.
• 7+ years of proven experience with semiconductor processes, silicon/optical/photonic wafers; overseas production experience preferred.
• Hands-on knowledge of ATE platforms (such as Advantest 93k, Tel, Teradyne uFlex, Chroma), automated test programming (Python), and instruments such as optical switches, oscilloscopes, power meters, OSAs.
• Strong understanding of PCB design and review, configuration management systems (Agile/Omnify), and general FAB/semiconductor process fundamentals.
• Proficiency with statistical analysis methods and tools (such as JMP, Data Conductor, DataPower, Power BI), including GR&R, CpK, correlation, and SPC process control.

Responsibilities

• Develop, validate, and troubleshoot ATE wafer production testing for optical transceiver products.
• Influence NPI/design process to optimize DFT/DFM, test coverage, calibration, and architecture.
• Monitor and sustain product flow in offshore production manufacturing to meet cost, delivery, and yield targets.
• Analyze characterization, qualification, and production data to set test limits, optimize yield, and improve test efficiency.
• Provide cross-functional support for product debug, failure analysis, and continuous test improvement.

Skills

ATE wafer testing

Python programming

DFT/DFM

Oscilloscopes

PCB design

Statistical analysis

QSFP MSA knowledge

Education

BS Electrical Engineering

MS Electrical Engineering

Tools

Advantest 93k

Teradyne uFlex

Chroma

Job description

Cisco Systems, Inc. in Holmdel, NJ is seeking a Wafer Test Development Engineer to lead test development, validation, and characterization for optical transceiver wafers from NPI through production, partnering with design, product engineering, and manufacturing to ensure robust yield and test coverage.

You will influence DFT/DFM decisions, optimize test coverage, and analyze data to set limits while supporting continuous improvement and failure analysis in a fast-paced, cross-functional