Automation & Instrument Engineer (Rayong Plant) - POSCO-Thainox Public Company Limited
POSCO-Thainox Public Company Limited · Rayong
- Location
- Rayong
- Salary
- Depend on qualifications
- Job Type
- Full Time
- Work Type
- Onsite
- Education
- Bachelor's Degree
- Posted
- 22/09/2026
Responsibilities
1. Analyze and optimize industrial or business processes using automation solutions.
2. Design, implement, solving problem and maintain PLC, SCADA, and DCS systems.
3. Develop and integrate automation software with existing systems.
4. Conduct system testing, troubleshooting, and performance analysis.
5. Ensure automation solutions meet safety and compliance standards.
6. Collaborate with Maintenance team, software developers, and clients to deliver tailored solutions.
7. Provide technical support and training on automation systems.
Qualifications
1. Bachelor's degree in Electronics, Automation Engineering, Control Engineering or related field
2. 0-3 years' experience in a similar industry with field automation, control systems, Automation network, (if any,) shall be appreciated.
3. Proficiency in PLC programming (Siemens, Modicon, Mitsubishi, etc.).
4. Experience with SCADA, DCS, and HMI systems.
5. Understand of networking (Modbus, OPC, TCPIP etc.)
6. Have knowledge of Micro Controller and able to apply digital techniques.
7. Have Microsoft Office advance skill
8. Understand and read electrical drawings well
9. Have basic knowledge of Hydraulics and Pneumatics
10. Good command in English (in speaking, writing and reading) submission of TOEIC / TOEFL score
11. Good interpersonal skills, good analytical thinking, problem-solving skills and negotiation skills
Working location: POSCO-Thainox Public Co.,Ltd.
Rayong Plant: 324 Moo 8, Highway No. 3191Rd. Mabkha, Nikhompattana, Rayong
Working hours: Monday – Friday (08.00 – 17.00)
Benefits
- Dental insurance
- Five-day work week
- Free shuttle bus
- Life insurance
- Medical insurance
- Provident Fund
- Staff training and development
- Overtime
- Marriage gift
- Employee's uniform
- 5-day work week
- Performance/results-based bonus
- Annual bonus
- Social security
- Health insurance
- Accident Insurance
About POSCO-Thainox Public Company Limited
POSCO-Thainox Public Company Limited
POSCO - Thainox,the first and largest cold-rolled stainless steel producer in Thailand and ASEAN, is a BOI-promoted company and listed on Stock Exchange of Thailand (SET). We place strong emphasis on the development of our employees in order to fulfill our tag line“We shape the future.”We are committed to our vision“To provide better quality of life with innovativePOSCO- Thainox’s stainless products”.
Our head office is located in Bangkok and our plant in Rayong. In line with the company’s philosophy, we offer excellent career opportunities for Thai nationals who possess strong drive and self-motivation to succeed, we are seeking candidate for the following positions:
324 Moo 8, Highway No.3191 Road, Tambol Mabkha, Amphur Nikompattana, Rayong 21180
Human Resources Department
038-636-125 (ext.405)
Automation & Instrument Engineer (Rayong Plant)POSCO-Thainox Public Company Limited
Dream Company
Automation & Instrument Engineer (Rayong Plant)
2d ago
What you will do
Job Summary
In this Automation & Instrument Engineer role, you will contribute to analyzing and optimizing industrial processes using automation solutions. You will be responsible for designing, implementing, troubleshooting, and maintaining PLC, SCADA, and DCS systems, as well as developing and integrating automation software with existing setups. Your duties will also include conducting system testing, troubleshooting, and performance analysis to ensure automation solutions meet specified safety standards. You will collaborate with maintenance teams and software developers to deliver tailored solutions, while also providing technical support and training on automation systems.
Responsibilities
1. Analyze and optimize industrial or business processes using automation solutions.
2. Design, implement, solving problem and maintain PLC, SCADA, and DCS systems.
3. Develop and integrate automation software with existing systems.
4. Conduct system testing, troubleshooting, and performance analysis.
5. Ensure automation solutions meet safety and compliance standards.
6. Collaborate with Maintenance team, software developers, and clients to deliver tailored solutions.
7. Provide technical support and training on automation systems.
Qualifications
1. Bachelor's degree in Electronics, Automation Engineering, Control Engineering or related field
2. 0-3 years' experience in a similar industry with field automation, control systems, Automation network, (if any,) shall be appreciated.
3. Proficiency in PLC programming (Siemens, Modicon, Mitsubishi, etc.).
4. Experience with SCADA, DCS, and HMI systems.
5. Understand of networking (Modbus, OPC, TCPIP etc.)
6. Have knowledge of Micro Controller and able to apply digital techniques.
7. Have Microsoft Office advance skill
8. Understand and read electrical drawings well
9. Have basic knowledge of Hydraulics and Pneumatics
10. Good command in English (in speaking, writing and reading) submission of TOEIC / TOEFL score
11. Good interpersonal skills, good analytical thinking, problem-solving skills and negotiation skills
Working location: POSCO-Thainox Public Co.,Ltd.
Rayong Plant: 324 Moo 8, Highway No. 3191Rd. Mabkha, Nikhompattana, Rayong
Working hours: Monday – Friday (08.00 – 17.00)
Why you'll love working here
"Positive work culture and supportive colleagues."
Why Join Us?View HR SAY >
บริษัท โพสโค-ไทยน๊อคซ์ จำกัด (มหาชน) คือผู้ผลิตสเตนเลสรีดเย็นแห่งเดียวในประเทศไทย ก่อตั้งขึ้นจากความร่วมมือของกลุ่มอุตสาหกรรมเหล็กชั้นนำจากหลายประเทศ และเติบโตอย่างมั่นคงบนพื้นที่ฐานการผลิตขนาดใหญ่ในจังหวัดระยอง
ตั้งแต่ปี 2554 บริษัทได้เป็นส่วนหนึ่งของ POSCO ผู้นำอุตสาหกรรมเหล็กระดับโลกจากเกาหลีใต้ เสริมศักยภาพด้านเทคโนโลยี มาตรฐานการผลิต และเครือข่ายระดับสากล ผลักดันองค์กรสู่การเป็นผู้นำด้านคุณภาพในเอเชียตะวันออกเฉียงใต้
การร่วมงานกับเรา คือโอกาสในการเติบโตไปพร้อมองค์กรที่มั่นคง ได้ทำงานในมาตรฐานระดับโลก และเป็นส่วนหนึ่งของการขับเคลื่อนอุตสาหกรรมไทยสู่เวทีสากล
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operator
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Welfare
- Dental insurance
- Five-day work week
- Free shuttle bus
- Life insurance
- Medical insurance
- Provident Fund
- Staff training and development
- Overtime
- Marriage gift
- Employee's uniform
- 5-day work week
- Performance/results-based bonus
- Annual bonus
- Social security
- Health insurance
- Accident Insurance
About Company
POSCO-Thainox Public Company Limited
POSCO - Thainox,the first and largest cold-rolled stainless steel producer in Thailand and ASEAN, is a BOI-promoted company and listed on Stock Exchange of Thailand (SET). We place strong emphasis on the development of our employees in order to fulfill our tag line“We shape the future.”We are committed to our vision“To provide better quality of life with innovativePOSCO- Thainox’s stainless products”.
Our head office is located in Bangkok and our plant in Rayong. In line with the company’s philosophy, we offer excellent career opportunities for Thai nationals who possess strong drive and self-motivation to succeed, we are seeking candidate for the following positions:
Location
324 Moo 8, Highway No.3191 Road, Tambol Mabkha, Amphur Nikompattana, Rayong 21180
Contact person
Human Resources Department
Telephone
038-636-125 (ext.405)
Website
www.poscothainox.com