Senior Technician - PM

Job Responsibilities:

• Maintain tester cleanliness by removing dust to prevent contamination on TOSA/ROSA modules.
• Install and measure grounding systems to protect products from ESD (Electrostatic Discharge).
• Inspect and test RCBO functionality to ensure proper tripping during electrical abnormalities.
• Verify KLC temperature control accuracy using a calibrator.
• Check UPS battery condition to protect PCs from unexpected power failures.
• Perform sniffer tests to detect EOS (Electrical Overstress) on test boards.
• Replace booster tank and OSA/Yokogawa filters according to the preventive maintenance schedule.
• Troubleshoot and resolve PM-related issues, including power trips, no power supply, fixture failures, and start-up issues.
• Measure and calibrate DC power supplies to prevent start-up errors and improve production yield.
• Inspect test cages for defects that may cause phantom scratches on module shells.
• Perform 5S activities on testers, including housekeeping, proper equipment alignment, cable management, and tester ID labeling.
• Carry out scheduled preventive maintenance (PM) activities on production testers and equipment.
• Update the spare parts inventory system by recording the withdrawal of maintenance items.
• Report equipment abnormalities promptly to minimize impact on testing, yield, quality, safety, and the production environment.
• Ensure compliance with all safety and quality standards while performing maintenance activities in the production area.

 

Job Requirements:
Education:	Diploma in Electrical/Electronics, Computer Engineering or relevant.
Experience:	At least 1 year as Preventive maintenance/Equipment Maintenance/Testing experience. Candidates without appropriate experience may be accepted by the hiring manager subject to job nature, refer by friend, duration of learning or training, etc.
Special Skills:	Computer literate on using MS Excel, MS Outlook, and MS Word Has good communication skills both in written and verbal.  Experience in handling, troubleshooting and repair of test equipment such as ATE and Test Handlers or working in semiconductor industries is a big plus. Experience in using measuring equipment such as multimeter, clamp meter, thermometer, etc.

 

Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!

Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.