Senior Engineer, Quality, Automation & Testing
LinkedIn|Coherent Corp.|Gia Tan 1 Commune, Dong Nai, Vietnam|14 Aug 2026
JOB DESCRIPTION
Job Description
Primary Duties & Responsibilities
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.
Primary Duties & Responsibilities
- Design, develop, and implement automation solutions for measurement and testing equipment
- Analyze current measurement processes and identify opportunities for improvement in accuracy, repeatability, and efficiency
- Modify and upgrade existing test systems, fixtures, and measurement devices
- Develop and maintain control software (PLC, LabVIEW, Python, etc.) for automated measurement systems
- Integrate sensors, data acquisition systems, and industrial communication protocols (e.g., Modbus, OPC, Ethernet/IP)
- Define technical specifications and requirements for new or upgraded measurement systems
- Perform root cause analysis and troubleshoot issues related to measurement systems and automation equipment
- Collaborate with Quality, Manufacturing, and Engineering teams to define measurement requirements and improvement plans
- Lead continuous improvement initiatives (Lean, Six Sigma) related to measurement processes
- Ensure compliance with internal standards, calibration requirements, and industry regulations
- Create and maintain technical documentation, including system design, work instructions, and validation reports
- Support equipment qualification, validation, and calibration activities
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Keep confidential for technical data
- Bachelor’s / master’s degree in automation, electronic, mechatronic engineering or related field.
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At least 5 years with a bachelor’s degree or 3 years with a master’s degree in similar role at international manufacturing company.
- Strong knowledge of measurement systems, sensors, and data acquisition
- Hands-on experience with PLC programming (Siemens, Allen-Bradley, etc.) or automation software tools
- Familiarity with programming/scripting languages such as Python, LabVIEW, C/C++, or similar
- Exposure to Industry 4.0, IoT, or smart factory concepts
- Certification in Lean Six Sigma (Green Belt or above) is a plus
- Knowledge of robotics is a plus
- Experience with industrial communication protocols and control systems integration
- Experience with industrial communication protocols and control systems integration
- Familiarity with sensors, actuators, motion control systems, and machine vision
- Understanding of MSA (Measurement System Analysis), calibration, and quality standards is preferred
- Strong problem-solving and analytical skills
- Ability to work independently with limited supervision and in cross-functional teams
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Good communication skills in English.
- Working Location: 2A – 1.F1, Tran Phu Street, Nhon Trach I Industrial Park, Nhon Trach Ward, Dong Nai City, Vietnam.
- Flexible Working Hours: Standard 40-hour workweek with flexible arrangements to support work-life balance and productivity.
- Free Shuttle Service: Company-provided transportation from Dong Nai and Ho Chi Minh City to the Nhon Trach office.
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Professional and collaborative working environment within a global manufacturing organization.
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.