Gulf Group

C&I Technician (High Vocational Level)

Gulf Group Ayutthaya, Thailand

Full-time On-site Mid level Engineering

Salary not disclosed

Posted 12 days ago · 62 views

Applications close on 24 Nov 2026

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About the role

Thai language required: this posting is written in Thai, so Thai reading and speaking skills are needed.

About the Role

Gulf Group is hiring Control & Instrumentation (C&I) Technicians (High Vocational Certificate level) for its power plants in Ayutthaya, Saraburi, Rayong, Chonburi and Prachinburi.

Job Responsibilities

  • Inspect, install, maintain and troubleshoot instrumentation and control systems (PLC, DCS, SCADA) in line with safety standards.
  • Check equipment condition before and after work and record inspection results accurately.
  • Carry out preventive and corrective maintenance on power plant control systems and instruments.
  • Calibrate instruments, analyse and fix control system faults, repair, replace parts and adjust equipment.
  • Supervise contractors so their work meets safety, quality and plant requirements.
  • Prepare maintenance records, reports and equipment maintenance history.

Job Qualifications

  • High Vocational Certificate (Por Wor Sor) in Instrumentation & Control or a related field.
  • Knowledge of control and instrumentation systems such as PLC, DCS and SCADA.
  • At least 3-5 years of maintenance experience in a power plant or industrial plant.
  • Able to work at height and in confined spaces under the Permit to Work system and safety rules.
  • Able to work in power plant / factory conditions (dust, noise, heat and chemicals) following safety procedures.
  • Willing to work upcountry (Ayutthaya, Saraburi, Chonburi or Prachinburi).

Location

  • Work locations: Gulf power plants and industrial sites in Ayutthaya, Saraburi, Rayong, Chonburi or Prachinburi; must be willing to work at sites outside Bangkok.

About Gulf Group

Gulf Group is one of Thailand's largest power producers, operating gas-fired, renewable and cogeneration power plants that supply electricity and steam to industrial estates across the country.

How to apply: Apply via Gulf Group's career portal: click "Apply now" on the vacancy and complete the online application. Apply here: https://careers.gulf.co.th/job/Thailand-Ayutthaya-C&I-Technician-%28High-Vocational-Level%29-AyutthayaSaraburiRayongChonburiPrachinburi/1364907066/