Assistant Process Improvement Manager

atReckitt Benckiser (Thailand) Co., Ltd.

We are ReckittHome to the world's best loved and trusted hygiene, health, and nutrition brands. Our purpose defines why we exist: to protect, heal and nurture in the relentless pursuit of a cleaner, healthier world. We are a global team united by this purpose. Join us in our fight to make access to the highest quality hygiene, wellness, and nourishment a right and not a privilege.

SupplyOur supply chain is the backbone of our business. It's how we get our trusted products to people all over the world, safely and efficiently. And it's our talented and passionate teams that make this happen. If you're looking for a career in supply chain, there's no better place to be than Reckitt. We offer a variety of exciting opportunities in all areas of the supply chain, from planning and procurement to manufacturing and logistics. You could join our Global Supply Planning team to develop and implement our global supply strategy, or work with our Procurement Centre of Excellence team to negotiate and manage our supplier relationships. Our Manufacturing Excellence team help us improve the efficiency, quality and safety of our manufacturing operations, and our Logistics Excellence team develop new and innovative ways to distribute our products to customers.

About the roleAssistant Process Improvement Manager is responsible for driving continuous improvement and cultural transformation across manufacturing operations by leading process design, optimization, troubleshooting, analysis, and documentation initiatives. The role ensures effective communication, alignment of priorities, and seamless transition between current and future manufacturing processes while maintaining high standards of safety, quality, and operational excellence.

A key focus of the role is the effective management of the 4M framework (Ma n, Machine, Method, and Material) to identify improvement opportunities, eliminate inefficiencies, and enhance overall manufacturing performance. Assistant Process Improvement Manager works closely with cross-functional teams to implement sustainable solutions, strengthen process capability, and ensure compliance with safety and quality requirements. The role is also accountable for supporting the consistent delivery of factory KPIs related to productivity, quality, cost, service, and safety.

Your responsibilities

  • Process Design and Development
  • Design, develop, and improve manufacturing processes by analyzing workflows, space requirements, equipment layouts, and resource utilization to achieve operational efficiency and business objectives.
  • Process Optimization and Continuous Improvement
  • Identify, lead, and implement process improvement initiatives to reduce costs, eliminate waste, improve productivity, enhance quality, and maximize operational performance using Lean, Six Sigma, Kaizen, TPM, and other continuous improvement methodologies.
  • Drive a culture of continuous improvement and operational excellence across manufacturing operations.
  • Performance Monitoring and Data Analysis
  • Collect, monitor, and analyze process performance data and manufacturing metrics to identify trends, detect deviations, recommend corrective actions, and drive sustainable process improvements.
  • Monitor and improve factory KPIs, including Safety, Quality, Delivery, Cost, Productivity, Yield, Waste, and Overall Equipment Effectiveness (OEE).
  • Problem Solving and Troubleshooting
  • Analyze and resolve technical, operational, and process-related issues in manufacturing operations through structured problem-solving methodologies, root cause analysis (RCA), and implementation of corrective and preventive actions (CAPA).
  • Project Management and Implementation
  • Lead or support process improvement, cost-saving, capacity expansion, automation, digitalization, new product introduction, and manufacturing transformation projects from concept through implementation, ensuring timely and successful delivery.
  • 4M Change Management
  • Manage and monitor changes relating to Ma n, Machine, Method, and Material (4M), ensuring appropriate risk assessments, change controls, validations, and stakeholder approvals are completed prior to implementation.
  • Safety, Quality, and Compliance
  • Conduct risk assessments, Job Safety Analyses (JSA), and process hazard evaluations for new and modified processes. Ensure compliance with safety, quality, environmental, regulatory, and company requirements, while developing and implementing best practices, standards, and control measures to enhance product quality, food/product safety, and operational excellence.
  • Cross-Functional Collaboration
  • Collaborate closely with Production, Engineering, Quality, Technical, Maintenance, Supply Chain, and other stakeholders to optimize manufacturing processes and support operational objectives.
  • Documentation and Standardization
  • Develop, maintain, and continuously improve process documentation, including Standard Operating Procedures (SOPs), Work Instructions, Process Flow Diagrams, Control Plans, and other operational standards.
  • Ensure process documentation remains accurate, current, and compliant with company and regulatory requirements.
  • Audit and Compliance Support
  • Support internal and external audits and ensure timely closure of findings related to process, quality, safety, environmental, and regulatory compliance.
  • Training and Capability Building
  • Provide technical coaching, training, and guidance to production and support teams on process improvements, problem-solving techniques, standard work practices, and operational excellence principles.

The experience we're looking for

  • Education: Bachelor's degree engineering / Scientific or a related field.
  • Minimum 3–5 years of relevant experience in Process Engineering, Production Engineering, Manufacturing Excellence, Continuous Improvement, or Process Improvement roles within the Pharmaceutical, Food & Beverage, Consumer Healthcare, Medical Device, or FMCG industries.
  • Knowledge of automation and control systems is preferred.
  • Experience with process simulations and standard operating procedures.
  • Experience in develop/educate working team.

The skills for success

  • Strong communication and interpersonal skills.
  • Ability to work effectively with both technical and non-technical stakeholders.
  • Strong analytical and problem-solving skills.
  • Results-oriented with the ability to drive continuous improvement initiatives.
  • Open-minded, adaptable, and receptive to change.
  • Strong teamwork and cross-functional collaboration skills.
  • Ability to manage multiple priorities and perform under pressure.
  • Good command of spoken and written English.
  • Self-motivated and proactive with a strong sense of ownership.
  • Willingness to travel domestically and internationally as required.
Skills required
  • Production Engineering
  • Project Management
  • Problem Solving
  • Data Analysis
  • Procurement
Experience required
  • 3 years
Salary
  • Negotiable
Job function
  • Management
Job type
  • Full-time

Company overview

Size:10-50 employees
Industry:Consumer Products
Location:Bangkok
Website:www.rb.com
Founded in:1823
Ranking:4/5

RB is a global success story: a world leader in the global household, health and personal care sectors. Our offer is simple - bigger, better and more competitive opportunities to develop a rewarding career at the very forefront of FMCG Manufacturing We operate in no fewer than 60 countries, while ...

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Why join us:

A fantastic opportunity is available in Home Hygiene Business Unit.

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