Manufacturing Engineer

Coherent Singapore Pte Ltd; Singapore; On-site; SGD 60,000 - 120,000; Full time

Job summary

Coherent Singapore Pte Ltd is seeking a Manufacturing Process Engineer to design, document, and implement production processes for laser modules and optical assemblies. You will define critical parameters, lead DOE/SPC initiatives, and translate R&D prototypes into scalable manufacturing.

In this role, you will support daily operations, drive Lean/Six Sigma improvements, and collaborate with Quality, Supply Chain, and R&D to ensure high yield and robust processes.

Qualifications

• Bachelor's degree in Optical Engineering, Photonics, Electrical & Electronic Engineering, Applied Physics, or related discipline.
• 5-10 years of relevant work experience in manufacturing; photonics/laser alignment experience preferred.
• Experience with Manufacturing, Assembly & Test processes for mechanical assemblies, PCBA and optical components.
• Strong problem-solving skills and knowledge of DMAIC, Lean, DOE, SPC, FMEA, GR&R.
• Experience with LabVIEW, Python, MATLAB, Zemax, SolidWorks is valuable.
• Excellent interpersonal and communication skills; self-directed and able to work independently.
• Leadership to lead projects or teams.

Responsibilities

• Develop, document, and implement manufacturing processes for laser modules, optical assemblies, and related sub-systems.
• Define critical process parameters for optical alignment, bonding, soldering, and laser cavity assembly.
• Conduct DOE and SPC to optimize yield and minimize process variability.
• Translate R&D prototypes into robust, repeatable production processes.
• Provide hands-on technical support to production teams for troubleshooting yield issues and deviations.
• Implement root cause analysis and corrective actions for production failures (DMAIC, FMEA, Ishikawa).
• Support daily manufacturing operations to meet production schedules and performance targets.
• Specify, qualify, and maintain production equipment such as optical benches, alignment stations, bonding systems, and test setups.
• Design and procure fixtures, jigs, and alignment tools to improve precision and throughput.
• Ensure calibration and preventive maintenance of manufacturing and metrology tools.
• Work with Quality and Reliability teams to ensure ISO 9001 / ISO 13485 compliance.
• Develop and update process documentation: work instructions.
• Drive Lean and Six Sigma initiatives for process improvement, waste reduction, and cost optimization.
• Collaborate with core team members for KPI achievement (OTD, cost & quality).
• Collaborate with Supply Chain and Vendors to ensure component quality and manufacturability.
• Support NPI transitions and product transfer from R&D to production.
• Interface with Design Engineering for DFM reviews and prototype builds.
• Collect and analyze process data to identify trends and opportunities.
• Implement real-time data collection and traceability systems (MES, SPC dashboards).
• Present yield, performance, and process capability metrics to management.

Skills

Problem solving

Leadership

Self-directed

Communication

Six Sigma

Education

Bachelor's degree in Optical Engineering, Photonics, Electrical & Electronic Engineering, Applied Physics, or related discipline

Tools

LabVIEW

Python

MATLAB

Zemax

SolidWorks

Job description

Primary Duties & Responsibilities

• Develop, document, and implement manufacturing processes for laser modules, optical assemblies, and related sub-systems.

• Define critical process parameters for optical alignment, bonding, soldering, and laser cavity assembly.

• Conduct DOE (Design of Experiments) and SPC (Statistical Process Control) to optimize yield and minimize process variability.

• Translate R&D prototypes into robust, repeatable production processes.

1. Process Development and Optimization

• Provide hands-on technical support to production teams for troubleshooting yield issues, process deviations, and equipment downtime.
• Implement root cause analysis and corrective actions for production failures (using tools like DMAIC, FMEA, Ishikawa).
• Support daily manufacturing operations to meet production schedules and performance targets (throughput, yield, quality)

2. Equipment and Tooling Management

• Specify, qualify, and maintain production equipment such as optical benches, alignment stations, bonding systems, and test setups.
• Design and procure custom fixtures, jigs, and alignment tools to improve precision and throughput.
• Ensure calibration and preventive maintenance of manufacturing and metrology tools

3. Quality and Continuous Improvement

• Work with Quality and Reliability teams to ensure process compliance to ISO 9001 / ISO 13485 standards.
• Develop and update process documentation: work instructions
• Drive Lean and Six Sigma initiatives for process improvement, waste reduction, and cost optimization.

4. Cross-Functional Collaboration

• Collaborate with core team members for meeting product KPI like on-time-delivery, cost & quality improvements
• Collaborate with Supply Chain and Vendors to ensure component quality and manufacturability

5. Product transfer and NPI

• Support new product transfer activities including training at BU/R&D site (Typically from US or German BU)
• Support NPI (New Product Introduction) transitions from R&D to production.
• Collaborate with R&D engineers for product development and improvements.
• Interface with Design Engineering for Design for Manufacturability (DFM) reviews and prototype builds

6. Data Analysis and Reporting

• Collect and analyze process data to identify trends and improvement opportunities.
• Implement real-time data collection and traceability systems (MES, SPC dashboards).
• Present yield, performance, and process capability metrics to management

Qualification & Experience

• Bachelor's degree in Optical Engineering, Photonics, Electrical & Electronic Engineering, Applied Physics, or related discipline.

• 5-10 years of relevant work experience related manufacturing field. Experience in Photonics, laser alignment, optics assembly/systems, precision electronics manufacturing is preferred but not a must

• Possess technical expertise pertaining to Manufacturing, Assembly & Test Processes for mechanical assemblies, PCBA and optical components.
• Strong problem-solving skills and excellent knowledge in Six Sigma DMAIC approach, Lean principles, DOE, SPC, FMEA, GR&R and other quality improvement tools. Certified Six Sigma Green or Black Belt will be an advantage.
• Knowledge of Lab View, Python, Matlab, Zemax, Solidworks is valuable plus
• Excellent interpersonal skills with good verbal and written communication skills.
• Self-directed and able to work independently with little or no direct supervision

• Leadership capabilities to lead projects or team of technicians

CultureCommitment

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

I ntegrity - Create an Environment of Trust

C ollaboration - Innovate Through the Sharing of Ideas

A ccountability - Own the Process and the Outcome

R espect - Recognize the Value in Everyone

E nthusiasm - 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 Singapore Pte Ltd shares the 5 key principles of fair employment practices and is committed to adopting these principles in the management of our human resources. We believe that the effective implementation of fair employment practices will bring about a more harmonious and progressive work environment within our organization and contribute towards making Singapore a great place to work.