Process Technician, Diffusion

Tower Semiconductor Ltd.; San Antonio (TX); On-site; USD 70,000 - 100,000; Full time

Job summary

Tower Semiconductor Ltd. in Texas is seeking a process-focused engineer to support wafer fabrication operations, monitor process equipment, and execute sustaining activities in the DIFF/EPI areas. You will work with process engineering, equipment, and production to improve yield and reliability.

The role involves experiments, data analysis, calibration, and documentation to support continuous improvements and technology transfer.

Qualifications

• Requires an AA/AS degree or equivalent experience.
• Two or more years of technical experiment in the semiconductor industry.
• Some knowledge of semiconductor wafer processing.
• Some knowledge of SPC, failure analysis, and various software monitoring tools.
• Experience with MS tools – Excel, Word, PowerPoint.

Responsibilities

• Evaluate and monitor wafer fabrication operations to maintain the process and process equipment.
• Investigate tool related process and yield problems.
• Assist senior engineering in the evaluation and implementation of complex process and equipment changes.
• Work on assignments that are moderately complex in nature, where judgement is required in resolving problems and making recommendations.
• Undertake area projects, becoming an expert in applicable process disciplines.
• Support technology transfers and process development as needed.
• This position is primarily responsible for executing daily sustaining of DIFF/EPI areas and following up with procedures and schedules defined by the process engineering department.

Skills

Semiconductor processing

SPC & failure analysis

MS Office (Excel/Word/PowerPoint)

Data interpretation

Process monitoring

Education

AA/AS degree or equivalent experience

Tools

MS Office

Process monitoring tools

Job description

Job Description

Evaluate and monitor wafer fabrication operations to maintain the process and process equipment. Investigate tool related process and yield problems. Assist senior engineering in the evaluation and implementation of complex process and equipment changes. Work on assignments that are moderately complex in nature, where judgement is required in resolving problems and making recommendations. Undertake area projects, becoming an expert in applicable process disciplines.

Support technology transfers and process development as needed. This position is primarily responsible for executing daily sustaining of DIFF/EPI areas and following up with procedures and schedules defined by the process engineering department.

This Job Is For You If

• Can be responsible for daily disposition of product, tool quals, and hold lots
• Can monitor quality and other issues that affect the flow of WIP
• Can work collaboratively with process engineering, equipment engineer, and production to sustain the fab
• Are able to set up, monitor, and adjust process equipment; able to set up and perform diagnostic tests and evaluate results
• Can perform technical equipment calibration and characterization
• Are able to process test runs and conduct tests for engineering to identify continuous yield improvement projects (CIPs)
• Are able to maintain and update area spec/OCAPs and conduct detailed record of procedures and results
• Are able to conduct processing experiments on devices to prove/improve engineering design
• Can conduct tests on devices/wafers by applying advanced techniques and criteria to obtain data required for process studies
• Can execute experiments and non-routine process testing (VSTs) defined

Job Requirements

• Requires an AA/AS degree or equivalent experience
• Two or more years of technical experiment in the semiconductor industry
• Some knowledge of semiconductor wafer processing
• Some knowledge of SPC, failure analysis, and various software monitoring tools
• Experience with MS tools – Excel, Word, PowerPoint