Senior Optical Test & Yield Engineer

COHERENT; Seberang Perai; On-site; MYR 42,000 - 65,000; Full time

Job summary

Coherent is seeking a Diploma-qualified engineer in Penang to support product engineering in optical device testing and mass production. You will assist with yield targets, scrap cost control, and debugging accuracy while ensuring safety and ISO compliance.

The role requires hands-on testing with spectrum analyzers and oscilloscopes, strong electronics background, and the ability to work independently or with a team to drive continual improvement and root-cause analysis.

Qualifications

• Diploma in Engineering or equivalent in electronics/optics.
• Minimum 5 years in optical device testing/repair in mass production.
• Familiar with optical devices principles and circuits.
• Willingness to learn with buddy and adapt learning curve.
• Good computer literacy and reporting of data.

Responsibilities

• Assist product engineer to achieve yield targets and scrap cost targets.
• Support evaluations, BOM cost improvements, and test-time reduction projects.
• Improve debug accuracy through training with PE buddy.
• Monitor scrap cost by product and ensure ISO/compliance.

Skills

Optical device testing knowledge

Circuit diagrams understanding

Problem solving

Communication and reporting

Education

Diploma in Engineering (Electrical, Electronics, Optoelectronics or Telecommunications)

Tools

Spectrum Analyzers

Oscilloscopes

Test instruments

Job description

Coherent is seeking a Diploma-qualified engineer in Penang to support product engineering in optical device testing and mass production. You will assist with yield targets, scrap cost control, and debugging accuracy while ensuring safety and ISO compliance.

The role requires hands-on testing with spectrum analyzers and oscilloscopes, strong electronics background, and the ability to work independently or with a team to drive continual improvement and root-cause analysis.