1..Ensure HSE procedures of all applicable processes/activities in the site are always updated as Thai Safety & Environment legal, HSE COP or SOP and company. 2.Up to date the legal and other requirement access, including SDS. 3.Provide to carry out internal audit in order to maintain the HSE management effectiveness. 4.Establish, implement and procedure for controlling occupational health employees. 5.Monitor Solid Waste / Wastewater / air pollution management, to propose and manage improvement projects related to HSE impact. 6.Be responsible in MOC process to ensure its effectiveness 7.Ensure all training needs under HSE scope are provided for all positions adequately and completely 8.Provide/collect data regarding HSE performance to initiate improvement proposal. 9.Find opportunity for cost saving in order to control expense under budget. 10.Support to manage ISO14001 / ISO45001 implementation and be HSE Document control. 11.Led sustainability initiatives within the company. 12.Managed company security operations.

Wastewater Treatment Section: Lead and supervise the WWT team to ensure compliance with all environmental laws and regulations Prepare and submit environmental documentation for wastewater regulatory program compliance to government agencies Manage data analysis and field work related to wastewater treatment Provide technical direction, work instructions, and guidelines to wastewater treatment operators Recommend technical design and process improvements to enhance efficiency, quality, and performance Utility Section: Oversee utility, environment, and safety operations including air conditioning, boilers, compressors, electricity, and energy management Plan, order, and monitor spare parts for maintenance and equipment to minimize downtime Spearhead energy-saving initiatives Additional Responsibilities: Serve as Lead Auditor and Auditor member for ISO 14001, ISO 45001, and ISO 9001 Active member of the safety committee Project Leader for energy-saving projects

Preparation and submission of environment reports and related documents. Coordinator with outside organizations regarding environment work. Waste management (General & Hazardous Waste and Air Pollution). Monitor and advise on the performance of the water treatment plant (Activated sludge system,Chemical system). Control the operation of the water production system (Soft , RO , DI). Implement other related jobs as assignment.