Senior Process Engineer: PCB Lithography & Yield Lead

SANMINA-SCI TECHNOLOGY INDIA PRIVATE LIMITED; San Jose (CA); On-site; USD 135,000 - 150,000; Full time

Benefits offered by this job

Health insurance

Life and disability insurance

Savings plan

Company paid holidays

Paid time off (PTO)

RSU eligibility

Discretionary bonus program

Job summary

Sanmina Corporation in San Jose, CA is seeking a Process Engineer – Lithography to lead dry film lithography and wet etch steps, drive SPC/KPI tracking, and collaborate with equipment engineering to optimize PCB lithography lines.

The role requires strong data analysis, experience with DOE and DMAIC, and a proactive, cross-functional team player capable of improving yield and processes in a fast-paced manufacturing environment.

Qualifications

• Bachelor’s degree in engineering (prefer Chemical or Materials Science).
• 7+ years lithography processing experience, or <5 years with a graduate degree.
• Experience with SPC and data analysis.
• Proficient in JMP, Minitab, Excel; strong DOE experience.

Responsibilities

• Responsible for the dry film lithography and associated wet etch processes and process tools used for PCB manufacturing.
• Develop and use SPC / KPI’s to track process performance; drive continuous improvement projects
• Partner with equipment engineering to develop and document performance maintenance checklists. Define qualification requirements to be used after PM’s and down tool events.
• Understand the capabilities of your fabrication process. Source new tools, drive tool changes, and develop new processes to enhance PCB manufacturing capabilities.
• Work closely with operations to ensure that process work instructions are clear and processes are operator-friendly.
• Work collaboratively with upstream and downstream process modules to investigate defect root causes and develop solutions.

Skills

Data analysis

Communication skills

Self-motivation

Problem solving

Education

Bachelor’s degree in Chemical or Materials Science Engineering

7+ years lithography experience or <5 with graduate degree

Tools

JMP

Minitab

Excel

Job description

Sanmina Corporation in San Jose, CA is seeking a Process Engineer – Lithography to lead dry film lithography and wet etch steps, drive SPC/KPI tracking, and collaborate with equipment engineering to optimize PCB lithography lines.

The role requires strong data analysis, experience with DOE and DMAIC, and a proactive, cross-functional team player capable of improving yield and processes in a fast-paced manufacturing environment.