Process Technician

The role

The technician will support semiconductor and photonics assembly processes in NPI and production environments. They will work with die attach, epoxy dispensing, curing, wire bonding, and equipment operation.

What you will do

• Support die attach and wire bonding operations including machine setup, recipe loading, tooling change, and process monitoring.
• Perform epoxy dispensing, die placement, curing, wire bonding, and visual inspection.
• Support NPI builds, process trials, DOE, qualification runs, and production ramp activities.
• Perform equipment troubleshooting, preventive maintenance, and process parameter verification.
• Conduct or support die shear, wire pull, ball shear, and other process quality checks.
• Record process data, defects, equipment issues, and test results.
• Support engineers in yield improvement, root-cause analysis, material evaluation, and process optimization.
• Support shift work or production ramp activities when required.

Required qualifications

• Experience with semiconductor packaging, optical modules, silicon photonics, or optical transceiver manufacturing.
• Experience with Au wire bonding.
• Experience with conductive or non-conductive die attach epoxy.
• Experience with eutectic die bonding.
• Familiarity with die shear, wire pull, ball shear, and visual inspection criteria.
• Basic understanding of SPC, process capability, DOE, and manufacturing process control.
• Experience supporting NPI, engineering builds, qualification lots, or production ramp.

Nice to have

• Experience with equipment brands such as K&S, Besi, Palomar, Datacon, Nordson, or similar semiconductor assembly equipment

Benefits

• Competitive salary commensurate with experience
• Comprehensive benefits package including health insurance
• Professional development opportunities and certification support
• Access to cutting-edge technology and cloud platforms
• Collaborative work environment with cross-functional teams

About the company

Lumilens is building photonics infrastructure for AI supercomputing. It is a well-funded startup backed by Mayfield.