Senior Continuous Improvement Engineer

Job Description:

• Lead cross-functional Continuous Improvement and Lean Six Sigma projects to deliver measurable improvements in cost, quality, productivity, yield, and cycle time.
• Identify improvement opportunities, define project scope, establish measurable KPIs, and track project benefits.
• Apply Lean Six Sigma methodologies including DMAIC, VSM, SMED, 6S, Poka-Yoke, PDCA, SIPOC, FMEA, and DOE to eliminate waste and process variation.
• Analyze manufacturing and process data using Minitab, Power BI, and Excel to identify trends, correlations, risks, and improvement opportunities.
• Monitor operational KPIs and develop data-driven recommendations to improve manufacturing performance.
• Lead structured problem-solving and root cause analysis to implement sustainable corrective and improvement actions.
• Support Industry 4.0, digitalization, and automation initiatives aligned with site CI strategy.
• Develop dashboards, data visualization, and workflow automation using Power BI and Power Automate.
• Support digital transformation projects and evaluate new technologies for manufacturing applications.
• Develop and maintain CI systems covering idea generation, project pipeline, benefit tracking, recognition, and rewards.
• Coach and mentor Engineers and project members on CI methodologies, statistical tools, and structured problem-solving.
• Conduct Lean/CI training and facilitate Kaizen, waste elimination, and continuous improvement events.
• Act as a change agent to strengthen Continuous Improvement culture across manufacturing functions.

 

Job Requirement:

• Bachelor's Degree in Industrial, Mechanical, Mechatronics, Automation Engineering, Science, or related disciplines.
• Minimum 5 years of Continuous Improvement / Lean Manufacturing experience, preferably within a multinational manufacturing environment.
• Strong practical knowledge of Lean Manufacturing and Six Sigma methodologies.
• Lean Six Sigma Green Belt or Black Belt certification is highly preferred.
• Hands-on experience leading cross-functional CI projects with measurable financial and operational results.
• Strong statistical analysis and problem-solving capabilities using Minitab, DOE, FMEA, SPC, and DMAIC.
• Strong experience with Power BI, Power Automate, Excel, and data visualization.
• Experience with Industry 4.0, manufacturing digitalization, or automation projects is preferred.
• Knowledge of ISO 9001 and ISO 14001; IATF 16949 knowledge is an advantage.
• Strong project management, facilitation, stakeholder management, and presentation skills.
• Good English communication skills and ability to work effectively across local and global teams.

 

Working Condition:

• Working location: 2A – 1.F1, Tran Phu Street, Nhon Trach I Industrial Park, Nhon Trach Ward, Dong Nai City, Vietnam 
• Working hours: 40 hours/ week (Mon-Fri)
• Shuttle buses are provided

 

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.