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Position: Production Supervisor

Location: Lumentum Thailand, Navanakorn – Pathum Thani
Department: Production
Reports To: Production Manager

Position Summary

We are seeking a hands-on and results-oriented Production Supervisor to lead daily manufacturing operations and frontline production teams in a high-volume manufacturing environment.

This role is responsible for ensuring production targets are achieved safely, efficiently, and in compliance with quality standards while maintaining a highly engaged and productive workforce. The Production Supervisor will oversee daily production activities, manpower allocation, process compliance, problem-solving, and continuous improvement initiatives to support operational excellence.

The ideal candidate will possess strong leadership capabilities, manufacturing operations experience, and the ability to effectively manage people, processes, and performance in a fast-paced production environment.

Key Responsibilities

Production Operations Management

• Supervise daily production activities to ensure achievement of safety, quality, delivery, productivity, and cost targets.

• Monitor production output and ensure adherence to production schedules and customer requirements.

• Manage manpower allocation, staffing levels, and shift assignments to optimize operational efficiency.

• Ensure production processes are executed according to standard operating procedures and work instructions.

• Coordinate with Engineering, Quality, Maintenance, Planning, Warehouse, and other support functions to resolve production issues.

• Escalate operational challenges and implement corrective actions in a timely manner.

• Monitor key production KPIs and drive performance improvement actions.

Team Leadership & People Management

• Lead, coach, and develop production operators and team leaders.
  Conduct daily shift meetings and communicate production priorities, safety updates, and operational objectives.

• Manage employee performance, attendance, discipline, and workforce engagement.

• Support employee development through on-the-job coaching and skill enhancement activities.

• Foster a positive working environment focused on teamwork, accountability, and continuous improvement.

• Support workforce planning and succession development initiatives.

Quality, Safety & Compliance

• Ensure strict compliance with EHS requirements, company policies, and workplace safety regulations.

• Promote a strong safety culture and ensure employees follow all safety procedures.
  Monitor product quality and process compliance to meet customer and business requirements.

• Support investigations of quality issues and implement corrective and preventive actions.

• Ensure compliance with ISO standards, RBA requirements, and manufacturing procedures.

• Support internal audits, customer audits, and compliance assessments as required.

Production Performance & Continuous Improvement

• Drive productivity improvement, waste reduction, and operational efficiency initiatives.

• Lead root cause analysis and problem-solving activities for production, quality, and operational issues.

• Support Lean Manufacturing, 5S, and continuous improvement programs.
  Identify opportunities to improve workflow, equipment utilization, and production processes.

• Participate in process improvement and operational excellence projects.

Training & Workforce Development

• Ensure all operators receive required job training and certification before performing assigned tasks.

• Support onboarding and training of new employees.

• Maintain training compliance and support workforce skill development activities.

• Partner with Manufacturing Training and HR teams to ensure workforce readiness and capability development.

• Promote cross-training initiatives to improve workforce flexibility and operational continuity.

Qualifications

• Bachelor’s degree in Engineering, Industrial Engineering, Manufacturing Management, or related field.

• Minimum 3–5 years of manufacturing experience with at least 2 years in a supervisory or team leadership role.

• Experience in electronics manufacturing, semiconductor, optical technology, automotive, or high-volume manufacturing environments is preferred.

• Strong leadership and people management skills.
  Knowledge of production operations, manufacturing processes, quality systems, and workplace safety standards.

• Experience with Lean Manufacturing, Kaizen, 5S, or continuous improvement methodologies is preferred.

• Strong problem-solving, decision-making, and communication skills.

• Ability to work effectively in a fast-paced manufacturing environment.
  Good command of English communication.

Preferred Competencies

• Production Operations Management

• Leadership & Team Development

• Manufacturing Process Knowledge

• Problem Solving & Root Cause Analysis

• Quality & Safety Management

• Lean Manufacturing & Continuous Improvement

• Workforce Planning & Coordination

• Performance Management

• Cross-functional Collaboration

• Results Orientation

Working Conditions

• Work primarily in a manufacturing production environment.

• Regular interaction with operators, technicians, engineers, and manufacturing support teams.

• Ability to support shift operations, overtime, and weekend activities when required by business needs.

We are an equal opportunity employer and value diversity at our company.

We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.

Please contact us to request accommodation.