Optical Transceiver Process Engineer - Die Attach Lead

Lumilens Inc.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Lumilens is seeking an experienced Process Engineer to develop and own manufacturing processes for our optical transceiver roadmap, including 800G and 1.6T module programs. You will own the core assembly flow from die attach to final assembly, partnering with contract manufacturers to drive yield and quality in high-volume production.

The role requires hands-on engineering, process qualification, continuous improvement, and strong collaboration with design, quality, and equipment teams.

Qualifications

• Bachelor’s degree in EE/IE/ME/Physics or related field; 7+ years in high-volume optical manufacturing.
• Excellent problem-solving and analytical skills.
• Hands-on design, development, and implementation of manufacturing processes, equipment, and methodologies for optical assemblies.
• Expertise in optical transceiver assembly processes (die attach, wire bond, active alignment, general assembly).
• Expertise in data analysis, SPC, and report generation.
• In-depth understanding of quality management systems and applicable quality standards.
• Data query and analysis skills using statistical tools.
• Expertise in optics failure analysis (FA) processes and tools.
• Ability to work in a geographically diverse cross-functional team.
• Good command of English communication, both verbal and written.

Responsibilities

• Define, develop, prove out, and deploy manufacturing processes for new products across the transceiver assembly flow, driving yield and quality targets.
• Own process documentation and review/approve process changes on the production line.
• Maintain end-to-end manufacturing ownership and change control per QMS.
• Lead or support equipment selection and new equipment introduction from requirements to release.
• Collaborate with design engineering and contract manufacturers to meet DFM guidelines.
• Coordinate with quality for qualification, reliability, and burn-in testing.
• Analyze process and yield data to identify root causes and drive corrective actions.
• Prepare process reports and summarize trends from production data.
• Automate manufacturing processes where possible to support scale-up and high-volume production.

Skills

Optical transceiver manufacturing

Process development

DFM

Quality Systems

SPC analysis

Root cause analysis

Equipment selection

Process documentation

Automation

Cross-functional collaboration

English communication

Education

Bachelor’s degree in Electrical/Industrial/Mechanical Engineering or Physics

Job description

Lumilens is seeking an experienced Process Engineer to develop and own manufacturing processes for our optical transceiver roadmap, including 800G and 1.6T module programs. You will own the core assembly flow from die attach to final assembly, partnering with contract manufacturers to drive yield and quality in high-volume production.

The role requires hands-on engineering, process qualification, continuous improvement, and strong collaboration with design, quality, and equipment teams.