Control and Instrument Engineer - BIG (Bangkok Industrial Gas)
BIG (Bangkok Industrial Gas) · Chonburi, Rayong
- Location
- Chonburi, Rayong
- Salary
- Depend on qualifications
- Job Type
- Full Time
- Work Type
- Onsite
- Education
- Bachelor's Degree
- Posted
- 07/09/2026
Responsibilities
• Support reliability improvement initiatives of field instruments, analyzers, control valves, and automation systems through maintenance data analysis, field findings, and execution feedback.
• PM compliance analytics, overdue WO analysis, maintenance backlog review, repeat failure tracking, PM/CM ratio reporting, and improvement action tracking.
• Identify bad actor equipment from PM findings, CM history, downtime records, and operator feedback, and coordinate corrective action implementation with relevant stakeholders.
• Support cross-plant collaboration, knowledge sharing, and best-practice exchange activities.
• Monitor and control maintenance expenses within budget while ensuring safe and reliable plant operations.
• Build and develop the knowledge, skills, and capabilities of the team
• Monitor maintenance effectiveness, PM compliance, equipment reliability trends, and maintenance KPIs through SAP PM and maintenance analytics.
• Ensure all maintenance activities comply with company HSE requirements, permit-to-work systems, risk assessments, and maintenance standards.
Qualifications
• Bachelor’s Degree in Instrumentation Engineering, Control Engineering, and Mechatronics Engineering or related
• Minimum 3–5 years of hands-on experience in Control and Instrument
maintenance, maintenance engineering, reliability engineering in industrial
plants.
• Strong knowledge of process control, troubleshooting, P&ID interpretation, equipment inspection, and SAP PM/CMMS.
• Hands-on experience with Siemens PCS7, Step 7, WinCC, Rockwell Automation, Bailey System, and SQL.
• Strong analytical and problem-solving skills with practical experience in Root Cause Analysis (RCA).
• Good planning, organizational, and maintenance management skills.
• Excellent communication and coordination skills with the ability to work effectively in cross-functional teams.
• Leadership skills with the ability to prioritize tasks and manage resources efficiently.
• Strong commitment to Health, Safety, and Environment (HSE) standards and compliance requirements.
Benefits
- Provident Fund
- Staff training and development
- Telephone bill allowance
- Fuel/transportation fees
- Employee's uniform
- 5-day work week
- Annual trip or party
- Performance/results-based bonus
- Social security
- Health insurance
- Accident Insurance
About BIG (Bangkok Industrial Gas)
BIG is Generating a Cleaner Future with Hydrogen
Thailand Innovative Industrial Gas Solutions
Founded in 1987, Bangkok Industrial Gas Co., Ltd. (BIG), is a joint venture between Thai investors (led by Bangkok Bank) and Air Products and Chemicals Inc., a leading global Industrial Gas company having more than 80 years of experience in 50 countries worldwide. The company provides integrated industrial gas solutions with best-in-class safety and reliability, advanced delivery management systems, and innovative applications from a highly experienced international team. Our offerings cover a wide range of gases including oxygen, nitrogen, argon, hydrogen, carbon dioxide, helium, mixed gases, specialty gases as well as engineering design and services.
About Air Products
Air Products (NYSE:APD) is a world-leading Industrial Gases company in operation for over 80 years. The Company provides industrial gases and related equipment to dozens of industries, including refining, chemical, metals, electronics, manufacturing, and food and beverage. Air Products is also the world’s leading supplier of liquefied natural gas process technology and equipment.
The Company had fiscal 2020 sales of $8.9 billion from operations in 50 countries and has a current market capitalization of about $65 billion. Approximately 19,000+ passionate, talented and committed employees from diverse backgrounds are driven by Air Products’ higher purpose to create innovative solutions that benefit the environment, enhance sustainability and address the challenges facing customers, communities, and the world.
Accelerating the Energy Transition
By investing billions of dollars in low-carbon hydrogen projects, ฺBIG and Air Products aim to drive decarbonization of heavy transportation and industrial sectors that are hard to electrify. Zero-emission hydrogen fuel cell vehicles can decarbonize heavy modes of transport, like buses, trucks, ships, and more, while hydrogen can also provide lower-carbon-intensity power to heavy industrial sectors, like steelmaking and chemicals processing.
Moving H2umanity Forward with Hydrogen
To face its environmental challenges, the planet needs innovation and real investment. As the world’s largest hydrogen producer, BIG and Air Products are taking major steps to accelerate the energy transition.
For more information, please visit www.bigth.com | www.airproducts.com
1 Park Silom Tower, 24th Floor, Convent Road, Silom, Bangrak, Bangkok 10500
Human Resources & Administration Department
0-2481-6789

