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JOB DETAILS

AE/Tech

CompanyCoherent Corp. Vietnam
LocationIpoh
Work ModeOn Site
PostedOctober 15, 2026
About The Company
Coherent empowers market innovators to define the future through breakthrough technologies, from materials to systems. We deliver innovations that resonate with our customers in diversified applications for the industrial, communications, electronics, and instrumentation markets. Headquartered in Saxonburg, Coherent has research and development, manufacturing, sales, service, and distribution facilities worldwide. For more information, please visit us at coherent.com.
About the Role

Job Description

  • Perform scheduled preventive maintenance on Front of Line production equipment according to approved preventive maintenance plans, checklists, work instructions, and safety requirements.
  • Inspect, clean, lubricate, adjust, calibrate, and functionally test machines to ensure equipment reliability and optimum performance.
  • Support preventive maintenance activities for production equipment, testing equipment, automation systems, fixtures, and other Front of Line equipment.
  • Monitor machine conditions and identify abnormality, wear, deterioration, or early signs of equipment failure.
  • Perform equipment troubleshooting, fault finding, and corrective actions to minimize machine downtime and production interruptions.
  • Conduct equipment verification, machine performance checks, and functional testing after preventive maintenance or repair activities.
  • Record and update preventive maintenance results, equipment history, breakdown reports, spare-parts usage, and corrective-action status accurately.
  • Analyse equipment performance data, downtime trends, recurring failures, and preventive maintenance findings to identify improvement opportunities.
  • Support the review and improvement of preventive maintenance frequency, maintenance methods, checklists, work instructions, and equipment reliability programmes.
  • Participate in machine improvement projects related to preventive maintenance, equipment efficiency, productivity, safety, and process capability.
  • Provide practical ideas and recommendations to improve machine reliability and reduce equipment-related defects and downtime.
  • Work closely with Production, Process Engineering, Quality, and other support teams to resolve equipment-related issues.
  • Support production teams in investigating defects and determining whether the root cause is related to equipment condition, process variation, or improper machine settings.
  • Monitor critical spare parts, maintenance tools, and consumables to ensure availability for planned maintenance activities.
  • Ensure all preventive maintenance and maintenance activities comply with safety, quality, environmental, and company requirements.
  • Maintain good housekeeping and workplace organization standards in the maintenance and production areas.
  • Support equipment installation, qualification, modification, relocation, and handover activities when required.
  • Be a strong team player who communicates effectively and supports the preventive maintenance team in achieving equipment availability and production targets.
  • Perform other duties related to preventive maintenance as assigned by the immediate supervisor.

 

Qualification

  • Diploma in Electrical/Electronics, Mechanical Engineering, or any related discipline.
  • At least one year of experience in equipment maintenance, preventive maintenance, testing, or manufacturing engineering. Candidates with less experience may be considered based on job maturity, availability, learning ability, and relevant skills.
  • Experience in troubleshooting, configuring, and maintaining production equipment or test systems.
  • Knowledge of fiber-optic cable handling, splicing, termination, monitorization, OTDR operation, and test-data interpretation is an advantage.
  • Familiarity with interferometer and polishing machines, including SFP-550C equipment, is an advantage.
  • Basic knowledge of SPC and statistical analysis tools for monitoring equipment performance and implementing corrective actions.
  • Good computer literacy, communication skills, documentation skills, and analytical ability.
  • Willingness to work as part of a Preventive Maintenance team and support scheduled maintenance activities.

 

Culture Commitment

Ensure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.:

Integrity – Create an Environment of Trust

Collaboration – Innovate Through the Sharing of Ideas

Accountability – Own the Process and the Outcome

Respect – Recognize the Value in Everyone

Enthusiasm – Find a Sense of Purpose in Work


 
Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

 

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.



Coherent Malaysia (formerly known as II-VI Incorporated)  began operations in 2001 through the incorporation of Finisar Malaysia with 300 headcounts, now employs over 3000 employees. Ipoh’s assembly and test site for optical components, transceivers, and wavelength management equipment, remains committed to the expansion of Coherent Corporation, accelerated by the growth of next generation products to meet the increasing demands for network bandwidth and data storage.  

 

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!

Key Skills
Preventive maintenanceEquipment troubleshootingFault findingMachine calibrationEquipment reliabilityFiber-optic cable handlingSplicingTerminationOTDR operationInterferometer operationPolishing machinesSPCStatistical analysisDocumentationAnalytical abilityCommunication skills
Categories
ManufacturingEngineeringTechnology
Benefits
Career development platformCompetitive compensation program
Job Information
📋Core Responsibilities
Perform scheduled preventive maintenance, calibration, and troubleshooting on production equipment to ensure optimal performance and minimize downtime. Analyze equipment performance data and collaborate with cross-functional teams to implement improvements and resolve technical issues.
📋Job Type
full time
📊Experience Level
0-2
💼Company Size
7776
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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